---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2046 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 11G 68G 14% / 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 557 11218 0 4264 15152 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:7c:bc:75 brd ff:ff:ff:ff:ff:ff inet 10.30.106.230/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85903sec preferred_lft 85903sec inet6 fe80::f816:3eff:fe7c:bc75/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2046) 11/20/23 _x86_64_ (4 CPU) 13:02:36 LINUX RESTART (4 CPU) 13:03:01 tps rtps wtps bread/s bwrtn/s 13:04:02 50.09 19.90 30.19 710.81 8003.33 13:05:01 76.63 13.52 63.11 991.97 13959.67 13:06:01 112.95 32.61 80.34 1755.04 16306.62 13:07:01 79.70 9.60 70.10 748.68 17370.44 13:08:01 22.95 3.63 19.31 105.05 7652.46 13:09:01 55.69 0.25 55.44 4.00 21069.16 13:10:01 44.16 2.28 41.88 235.56 57787.17 Average: 63.14 11.68 51.45 649.34 20322.12 13:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:02 14186416 15539476 2238544 13.63 44700 1520692 816296 4.67 674304 1372496 63380 13:05:01 14023872 15596220 2401088 14.62 60760 1713524 769436 4.40 642544 1547504 80412 13:06:01 13430088 15310592 2994872 18.23 74440 1995704 970288 5.55 954068 1802420 81620 13:07:01 12413080 14586556 4011880 24.43 80848 2274052 1600664 9.16 1762712 1994096 10188 13:08:01 11936004 14167512 4488956 27.33 83408 2327124 2070252 11.85 2217240 2010192 15272 13:09:01 10901940 14295600 5523020 33.63 92488 3447116 1816760 10.40 2272468 2946364 794212 13:10:01 11471172 15486708 4953788 30.16 94048 4049108 820232 4.69 1250288 3384936 21496 Average: 12623225 14997523 3801735 23.15 75813 2475331 1266275 7.25 1396232 2151144 152369 13:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:02 ens3 66.56 52.59 298.16 12.97 0.00 0.00 0.00 0.00 13:04:02 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 13:05:01 ens3 47.64 31.67 724.10 5.76 0.00 0.00 0.00 0.00 13:05:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 13:06:01 ens3 251.96 204.42 2317.62 55.66 0.00 0.00 0.00 0.00 13:06:01 lo 0.23 0.23 0.03 0.03 0.00 0.00 0.00 0.00 13:07:01 ens3 347.66 284.02 3994.51 59.29 0.00 0.00 0.00 0.00 13:07:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 13:08:01 ens3 848.38 640.36 854.51 265.64 0.00 0.00 0.00 0.00 13:08:01 lo 3.27 3.27 12.79 12.79 0.00 0.00 0.00 0.00 13:09:01 ens3 466.39 330.46 4378.72 75.81 0.00 0.00 0.00 0.00 13:09:01 lo 2.97 2.97 0.34 0.34 0.00 0.00 0.00 0.00 13:10:01 ens3 571.64 436.91 2940.76 130.47 0.00 0.00 0.00 0.00 13:10:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 372.23 283.52 2219.04 86.71 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 1.92 1.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2046) 11/20/23 _x86_64_ (4 CPU) 13:02:36 LINUX RESTART (4 CPU) 13:03:01 CPU %user %nice %system %iowait %steal %idle 13:04:02 all 9.62 0.00 0.81 6.23 0.05 83.28 13:04:02 0 15.89 0.00 1.02 1.64 0.05 81.41 13:04:02 1 2.27 0.00 0.52 0.42 0.07 96.73 13:04:02 2 9.93 0.00 0.94 20.22 0.05 68.85 13:04:02 3 10.40 0.00 0.80 2.74 0.03 86.02 13:05:01 all 11.43 0.00 1.08 15.07 0.06 72.35 13:05:01 0 4.96 0.00 0.75 19.45 0.02 74.83 13:05:01 1 19.28 0.00 1.52 5.62 0.12 73.46 13:05:01 2 3.74 0.00 0.70 28.98 0.07 66.52 13:05:01 3 17.80 0.00 1.34 6.21 0.05 74.60 13:06:01 all 21.78 0.00 1.44 10.16 0.09 66.53 13:06:01 0 27.78 0.00 1.99 33.75 0.13 36.34 13:06:01 1 17.35 0.00 0.85 1.89 0.07 79.84 13:06:01 2 22.13 0.00 1.53 0.62 0.08 75.64 13:06:01 3 19.89 0.00 1.41 4.46 0.08 74.16 13:07:01 all 45.39 0.00 2.01 13.43 0.14 39.04 13:07:01 0 41.39 0.00 2.40 23.45 0.13 32.63 13:07:01 1 47.97 0.00 1.66 9.06 0.13 41.19 13:07:01 2 39.66 0.00 2.49 6.48 0.17 51.20 13:07:01 3 52.49 0.00 1.48 14.70 0.15 31.19 13:08:01 all 45.37 0.00 2.31 3.98 0.11 48.23 13:08:01 0 48.20 0.00 1.77 8.27 0.10 41.67 13:08:01 1 41.27 0.00 2.09 1.53 0.10 55.01 13:08:01 2 45.96 0.00 3.60 2.88 0.10 47.46 13:08:01 3 46.10 0.00 1.76 3.22 0.12 48.80 13:09:01 all 41.19 0.00 1.90 18.90 0.10 37.90 13:09:01 0 38.81 0.00 1.42 24.61 0.10 35.06 13:09:01 1 40.69 0.00 2.18 17.64 0.12 39.37 13:09:01 2 41.51 0.00 2.63 19.58 0.12 36.16 13:09:01 3 43.74 0.00 1.39 13.75 0.10 41.03 13:10:01 all 33.96 0.00 1.68 6.48 0.09 57.79 13:10:01 0 36.76 0.00 1.69 13.92 0.08 47.55 13:10:01 1 29.62 0.00 0.80 0.20 0.07 69.30 13:10:01 2 42.67 0.00 2.24 7.44 0.12 47.53 13:10:01 3 26.78 0.00 2.01 4.36 0.07 66.78 Average: all 29.86 0.00 1.60 10.60 0.09 57.84 Average: 0 30.60 0.00 1.58 17.85 0.09 49.89 Average: 1 28.37 0.00 1.37 5.19 0.10 64.97 Average: 2 29.42 0.00 2.02 12.28 0.10 56.17 Average: 3 31.05 0.00 1.46 7.06 0.09 60.34