---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3928 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 597 12699 0 2742 15116 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:58:27:d8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.163/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fe58:27d8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3928) 01/08/26 _x86_64_ (4 CPU) 03:05:11 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:01 110.35 10.95 99.40 280.89 12090.12 03:08:01 84.30 4.52 79.79 129.05 10297.22 03:09:01 22.61 5.76 16.84 417.73 2156.61 03:10:01 55.67 1.95 53.72 90.78 20242.89 Average: 68.23 5.79 62.44 229.62 11196.33 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 13892920 15570444 2532048 15.42 72016 1799412 783744 4.49 657044 1648056 96188 03:08:01 12838984 14713012 3585984 21.83 84396 1974268 1618036 9.26 1539776 1797104 12108 03:09:01 12018732 14009176 4406236 26.83 87292 2083900 2280676 13.05 2304784 1842372 64456 03:10:01 12991716 15465248 3433252 20.90 92104 2556116 875244 5.01 1030432 2136196 11028 Average: 12935588 14939470 3489380 21.24 83952 2103424 1389425 7.95 1383009 1855932 45945 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 03:07:01 ens3 123.10 97.03 1136.37 23.79 0.00 0.00 0.00 0.00 03:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 302.38 260.22 2534.27 48.18 0.00 0.00 0.00 0.00 03:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 903.88 665.19 655.60 313.32 0.00 0.00 0.00 0.00 03:10:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 03:10:01 ens3 119.26 99.15 307.09 31.30 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 362.18 280.42 1158.31 104.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3928) 01/08/26 _x86_64_ (4 CPU) 03:05:11 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 13.53 0.00 1.10 2.20 0.05 83.12 03:07:01 0 7.55 0.00 0.72 0.68 0.07 90.98 03:07:01 1 41.36 0.00 2.70 2.42 0.08 53.44 03:07:01 2 3.70 0.00 0.36 0.07 0.02 95.86 03:07:01 3 1.57 0.00 0.62 5.65 0.03 92.12 03:08:01 all 34.19 0.00 1.49 0.53 0.08 63.71 03:08:01 0 26.64 0.00 1.52 0.20 0.07 71.58 03:08:01 1 51.34 0.00 1.54 0.17 0.08 46.87 03:08:01 2 27.24 0.00 1.50 0.00 0.07 71.19 03:08:01 3 31.63 0.00 1.37 1.76 0.08 65.16 03:09:01 all 38.70 0.00 5.87 0.10 0.07 55.25 03:09:01 0 39.56 0.00 5.36 0.08 0.08 54.91 03:09:01 1 37.75 0.00 6.44 0.10 0.07 55.64 03:09:01 2 37.93 0.00 5.28 0.08 0.07 56.63 03:09:01 3 39.53 0.00 6.45 0.13 0.07 53.82 03:10:01 all 28.76 0.00 1.84 0.96 0.05 68.39 03:10:01 0 28.91 0.00 1.54 0.55 0.05 68.95 03:10:01 1 18.41 0.00 2.57 2.84 0.05 76.13 03:10:01 2 43.50 0.00 2.05 0.38 0.07 54.01 03:10:01 3 24.16 0.00 1.22 0.07 0.05 74.50 Average: all 28.78 0.00 2.57 0.95 0.06 67.63 Average: 0 25.66 0.00 2.28 0.38 0.07 71.61 Average: 1 37.21 0.00 3.31 1.38 0.07 58.02 Average: 2 28.03 0.00 2.29 0.13 0.05 69.49 Average: 3 24.23 0.00 2.42 1.90 0.06 71.40