---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1549 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 567 12300 0 3171 15142 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:17:2e:71 brd ff:ff:ff:ff:ff:ff inet 10.30.106.22/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fe17:2e71/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1549) 11/19/23 _x86_64_ (4 CPU) 07:50:30 LINUX RESTART (4 CPU) 07:51:03 tps rtps wtps bread/s bwrtn/s 07:52:01 126.40 13.84 112.56 1008.62 49376.08 07:53:01 141.83 42.14 99.68 2543.58 14797.93 07:54:01 23.63 2.52 21.11 83.17 11318.89 07:55:01 7.32 0.35 6.97 14.26 3069.49 07:56:01 22.08 2.40 19.68 236.40 17971.73 Average: 63.84 12.24 51.60 775.66 19105.84 07:51:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:52:01 13805224 15535624 2619744 15.95 70556 1853352 834992 4.78 728736 1664136 202700 07:53:01 12465500 14495440 3959468 24.11 78936 2135808 1758332 10.06 1845548 1866296 11384 07:54:01 11754708 14166288 4670260 28.43 80096 2509952 2032908 11.63 2191904 2216812 440 07:55:01 11617072 14069748 4807896 29.27 82148 2546736 2191728 12.54 2293556 2247344 27860 07:56:01 12644172 15533136 3780796 23.02 84112 2972056 778360 4.45 1010880 2492012 10216 Average: 12457335 14760047 3967633 24.16 79170 2403581 1519264 8.69 1614125 2097320 50520 07:51:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:52:01 lo 1.03 1.03 0.11 0.11 0.00 0.00 0.00 0.00 07:52:01 ens3 81.02 53.48 1110.44 8.56 0.00 0.00 0.00 0.00 07:53:01 lo 0.50 0.50 0.04 0.04 0.00 0.00 0.00 0.00 07:53:01 ens3 701.85 489.64 3787.72 129.17 0.00 0.00 0.00 0.00 07:54:01 lo 26.82 26.82 5.64 5.64 0.00 0.00 0.00 0.00 07:54:01 ens3 677.74 320.14 370.96 143.34 0.00 0.00 0.00 0.00 07:55:01 lo 14.51 14.51 2.34 2.34 0.00 0.00 0.00 0.00 07:55:01 ens3 812.43 493.18 356.39 237.54 0.00 0.00 0.00 0.00 07:56:01 lo 0.90 0.90 0.10 0.10 0.00 0.00 0.00 0.00 07:56:01 ens3 894.92 555.62 3026.48 206.68 0.00 0.00 0.00 0.00 Average: lo 8.81 8.81 1.66 1.66 0.00 0.00 0.00 0.00 Average: ens3 637.27 384.60 1734.45 145.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1549) 11/19/23 _x86_64_ (4 CPU) 07:50:30 LINUX RESTART (4 CPU) 07:51:03 CPU %user %nice %system %iowait %steal %idle 07:52:01 all 19.86 0.00 1.44 8.35 0.06 70.29 07:52:01 0 11.12 0.00 0.92 16.37 0.03 71.56 07:52:01 1 21.20 0.00 1.75 4.45 0.07 72.54 07:52:01 2 12.56 0.00 1.12 11.21 0.09 75.01 07:52:01 3 34.53 0.00 1.97 1.37 0.07 62.07 07:53:01 all 47.54 0.00 2.15 2.29 0.10 47.92 07:53:01 0 50.89 0.00 1.50 1.00 0.10 46.50 07:53:01 1 43.82 0.00 2.89 4.42 0.10 48.77 07:53:01 2 51.70 0.00 1.81 2.02 0.12 44.35 07:53:01 3 43.76 0.00 2.39 1.71 0.10 52.04 07:54:01 all 41.45 0.00 1.49 0.81 0.08 56.17 07:54:01 0 42.10 0.00 1.54 0.03 0.08 56.24 07:54:01 1 45.59 0.00 0.80 3.03 0.07 50.51 07:54:01 2 43.86 0.00 2.16 0.18 0.07 53.73 07:54:01 3 34.28 0.00 1.45 0.02 0.08 64.17 07:55:01 all 50.10 0.00 1.86 0.01 0.09 47.94 07:55:01 0 50.99 0.00 2.28 0.00 0.08 46.65 07:55:01 1 52.32 0.00 1.59 0.03 0.08 45.97 07:55:01 2 46.68 0.00 1.82 0.02 0.08 51.40 07:55:01 3 50.43 0.00 1.76 0.00 0.08 47.73 07:56:01 all 42.93 0.00 1.92 0.70 0.09 54.36 07:56:01 0 43.64 0.00 1.10 0.02 0.08 55.16 07:56:01 1 41.59 0.00 1.93 0.28 0.10 56.09 07:56:01 2 47.77 0.00 3.14 2.16 0.10 46.83 07:56:01 3 38.73 0.00 1.52 0.32 0.10 59.32 Average: all 40.52 0.00 1.77 2.39 0.08 55.24 Average: 0 39.94 0.00 1.47 3.40 0.08 55.11 Average: 1 41.04 0.00 1.79 2.43 0.08 54.66 Average: 2 40.70 0.00 2.02 3.06 0.09 54.12 Average: 3 40.37 0.00 1.82 0.68 0.09 57.04