---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1322 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 605 12702 0 2731 15109 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:a6:d2:2e brd ff:ff:ff:ff:ff:ff inet 10.30.107.235/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fea6:d22e/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-1322) 03/12/26 _x86_64_ (4 CPU) 03:04:51 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 356.61 37.54 319.06 1296.45 63913.08 03:07:01 111.46 10.17 101.29 237.79 11638.43 03:08:01 23.31 3.17 20.15 340.61 4417.00 03:09:01 35.76 4.18 31.58 134.78 4575.64 Average: 131.87 13.78 118.09 503.51 21175.77 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 13937736 15586216 2487224 15.14 68060 1776380 767548 4.39 631376 1632368 224152 03:07:01 13400428 15147400 3024532 18.41 82112 1853444 1210516 6.93 1102468 1681736 4544 03:08:01 12559368 14443416 3865592 23.53 84996 1983612 1953768 11.18 1826824 1788680 7536 03:09:01 13050960 15511272 3374000 20.54 89392 2546548 794368 4.55 977696 2132420 479580 Average: 13237123 15172076 3187837 19.41 81140 2039996 1181550 6.76 1134591 1808801 178953 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 ens3 443.09 288.42 1951.46 79.96 0.00 0.00 0.00 0.00 03:06:02 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 03:07:01 ens3 270.21 235.69 1050.14 68.41 0.00 0.00 0.00 0.00 03:07:01 lo 0.41 0.41 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1407.03 1026.46 2120.65 414.83 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 628.05 469.09 845.62 1874.04 0.00 0.00 0.00 0.00 03:09:01 lo 3.08 3.08 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 688.84 506.04 1493.82 611.57 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1322) 03/12/26 _x86_64_ (4 CPU) 03:04:51 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 22.60 0.00 2.05 3.42 0.06 71.87 03:06:02 0 8.60 0.00 1.31 4.29 0.05 85.75 03:06:02 1 33.73 0.00 3.43 3.13 0.07 59.65 03:06:02 2 11.03 0.00 1.45 5.33 0.05 82.14 03:06:02 3 37.02 0.00 1.97 0.92 0.07 60.02 03:07:01 all 19.02 0.00 1.46 0.43 0.08 79.00 03:07:01 0 17.89 0.00 1.41 0.17 0.09 80.44 03:07:01 1 14.67 0.00 1.07 0.25 0.08 83.92 03:07:01 2 18.89 0.00 2.23 1.31 0.08 77.49 03:07:01 3 24.64 0.00 1.12 0.00 0.10 74.14 03:08:01 all 35.11 0.00 5.38 0.08 0.08 59.35 03:08:01 0 55.47 0.00 7.06 0.08 0.08 37.31 03:08:01 1 28.46 0.00 7.97 0.15 0.05 63.37 03:08:01 2 27.53 0.00 4.22 0.07 0.08 68.09 03:08:01 3 29.00 0.00 2.27 0.00 0.07 68.67 03:09:01 all 40.61 0.00 2.42 0.14 0.07 56.76 03:09:01 0 42.29 0.00 3.06 0.08 0.07 54.50 03:09:01 1 44.03 0.00 1.89 0.18 0.08 53.80 03:09:01 2 37.40 0.00 2.40 0.28 0.07 59.84 03:09:01 3 38.70 0.00 2.33 0.02 0.07 58.89 Average: all 29.38 0.00 2.83 1.02 0.07 66.69 Average: 0 31.15 0.00 3.22 1.16 0.07 64.40 Average: 1 30.28 0.00 3.61 0.93 0.07 65.12 Average: 2 23.73 0.00 2.58 1.75 0.07 71.87 Average: 3 32.37 0.00 1.93 0.24 0.08 65.39