---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14984 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 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 546 12413 0 3080 15163 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:c0:9d:bb brd ff:ff:ff:ff:ff:ff inet 10.30.106.253/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fec0:9dbb/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-14984) 03/22/24 _x86_64_ (4 CPU) 02:45:25 LINUX RESTART (4 CPU) 02:46:02 tps rtps wtps bread/s bwrtn/s 02:47:02 91.56 17.35 74.21 1033.45 15516.15 02:48:01 120.67 28.44 92.24 1684.32 20336.62 02:49:01 96.22 7.25 88.97 204.23 23119.48 02:50:01 63.42 1.45 61.97 68.79 29278.99 Average: 92.86 13.54 79.31 742.56 22097.56 02:46:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:47:02 13980612 15552292 2444356 14.88 61976 1712012 806532 4.62 687632 1548468 144584 02:48:01 13593428 15383516 2831540 17.24 74880 1907328 919844 5.26 881304 1720368 14408 02:49:01 12530336 14908936 3894632 23.71 87404 2467476 1244080 7.12 1416292 2215104 166084 02:50:01 12702316 15517280 3722652 22.66 92480 2887868 790344 4.52 1193484 2250884 23844 Average: 13201673 15340506 3223295 19.62 79185 2243671 940200 5.38 1044678 1933706 87230 02:46:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:47:02 lo 1.56 1.56 0.17 0.17 0.00 0.00 0.00 0.00 02:47:02 ens3 53.45 35.10 784.34 6.97 0.00 0.00 0.00 0.00 02:48:01 lo 0.41 0.41 0.03 0.03 0.00 0.00 0.00 0.00 02:48:01 ens3 198.07 174.07 1560.23 52.33 0.00 0.00 0.00 0.00 02:49:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 02:49:01 ens3 513.53 422.55 6401.69 58.03 0.00 0.00 0.00 0.00 02:50:01 lo 19.20 19.20 1.73 1.73 0.00 0.00 0.00 0.00 02:50:01 ens3 251.86 268.81 715.15 2458.43 0.00 0.00 0.00 0.00 Average: lo 5.36 5.36 0.49 0.49 0.00 0.00 0.00 0.00 Average: ens3 255.31 226.14 2375.38 649.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14984) 03/22/24 _x86_64_ (4 CPU) 02:45:25 LINUX RESTART (4 CPU) 02:46:02 CPU %user %nice %system %iowait %steal %idle 02:47:02 all 18.07 0.00 1.29 6.41 0.05 74.18 02:47:02 0 16.47 0.00 1.14 2.67 0.05 79.68 02:47:02 1 3.72 0.00 0.83 19.19 0.03 76.22 02:47:02 2 28.82 0.00 1.32 0.75 0.03 69.08 02:47:02 3 23.22 0.00 1.92 3.06 0.03 71.77 02:48:01 all 14.83 0.00 1.09 3.41 0.06 80.62 02:48:01 0 10.12 0.00 1.41 2.06 0.07 86.35 02:48:01 1 8.20 0.00 1.11 9.56 0.05 81.08 02:48:01 2 15.81 0.00 0.61 0.36 0.07 83.15 02:48:01 3 25.27 0.00 1.19 1.56 0.07 71.91 02:49:01 all 31.57 0.00 1.79 4.03 0.08 62.52 02:49:01 0 25.24 0.00 1.49 4.84 0.07 68.37 02:49:01 1 35.11 0.00 2.34 4.22 0.08 58.25 02:49:01 2 38.03 0.00 1.54 1.51 0.08 58.85 02:49:01 3 28.01 0.00 1.79 5.56 0.07 64.57 02:50:01 all 28.74 0.00 1.74 4.70 0.06 64.76 02:50:01 0 23.50 0.00 1.32 0.52 0.07 74.60 02:50:01 1 37.29 0.00 2.23 12.74 0.07 47.67 02:50:01 2 23.58 0.00 1.29 0.99 0.07 74.08 02:50:01 3 30.60 0.00 2.14 4.56 0.08 62.61 Average: all 23.36 0.00 1.48 4.63 0.06 70.47 Average: 0 18.90 0.00 1.34 2.53 0.06 77.17 Average: 1 21.16 0.00 1.63 11.40 0.06 65.75 Average: 2 26.59 0.00 1.19 0.90 0.06 71.25 Average: 3 26.80 0.00 1.76 3.70 0.06 67.68