# Too many YGC in short period of time?

We have a server and below is the jstat values. We notice the the

Timestamp         S0     S1     E      O      P         YGC     YGCT       FGC    FGCT     GCT
1118019.5  78.57   0.00  81.28  95.76  80.30  13078  708.590   107   16.394  724.984
1118024.6  78.57   0.00  81.81  95.76  80.30  13078  708.590   107   16.394  724.984
1118029.6   0.00  71.43   0.43  95.89  80.30  13079  708.592   107   16.394  724.986
1118034.5   0.00  71.43   0.96  95.89  80.30  13079  708.592   107   16.394  724.986
1118039.5   0.00  71.43   2.00  95.89  80.30  13079  708.592   107   16.394  724.986
1118044.6   0.00  71.43   2.53  95.89  80.30  13079  708.592   107   16.394  724.986
1118049.6   0.00  71.43  24.05  95.89  80.30  13079  708.592   107   16.394  724.986
1118054.5   0.00  71.43  24.69  95.89  80.30  13079  708.592   107   16.394  724.986
1118059.6   0.00  71.43  25.21  95.89  80.30  13079  708.592   107   16.394  724.986
Then we try to run gccause and below is the results.
Timestamp         S0     S1     E      O      P     YGC     YGCT    FGC    FGCT     GCT    LGCC                 GCC
1117986.5  78.57   0.00   0.32  95.76  80.30  13078  708.590   107   16.394  724.984 Allocation Failure   No GC
1117991.6  78.57   0.00   0.85  95.76  80.30  13078  708.590   107   16.394  724.984 Allocation Failure   No GC
1117996.6  78.57   0.00  22.27  95.76  80.30  13078  708.590   107   16.394  724.984 Allocation Failure   No GC
Just would like to confirm is this an alarming situation? What does it mean by Allocation Failure and No GC?
• ###### 1. Re: Too many YGC in short period of time?
looks like a normal issue, what is the young size ?

Try to allocate a higher ratio to young area -Xmn