---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1864 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 8.8G 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 574 12866 0 2598 15144 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:bb:9f:a3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.133/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:febb:9fa3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1864) 11/20/23 _x86_64_ (4 CPU) 03:05:39 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:02 96.97 20.11 76.86 1156.36 22843.11 03:08:01 139.33 14.73 124.61 379.19 32343.67 03:09:01 21.86 3.10 18.76 338.61 17363.11 03:10:01 51.19 3.10 48.09 123.31 27178.80 Average: 77.08 10.24 66.84 499.92 24901.00 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:02 14014248 15600868 2410720 14.68 60832 1727624 801092 4.58 636732 1563652 169052 03:08:01 13255088 15123524 3169880 19.30 80072 1975420 1294084 7.41 1146408 1782692 18284 03:09:01 12572736 14466824 3852232 23.45 81260 1998964 1964440 11.24 1817832 1788580 5680 03:10:01 13203332 15528792 3221636 19.61 87364 2417172 792468 4.54 921820 2044268 44468 Average: 13261351 15180002 3163617 19.26 77382 2029795 1213021 6.94 1130698 1794798 59371 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:02 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 03:07:02 ens3 68.55 47.53 931.29 7.15 0.00 0.00 0.00 0.00 03:08:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 03:08:01 ens3 290.54 258.26 2466.69 54.93 0.00 0.00 0.00 0.00 03:09:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 1816.58 1347.68 553.15 561.08 0.00 0.00 0.00 0.00 03:10:01 lo 3.00 3.00 0.27 0.27 0.00 0.00 0.00 0.00 03:10:01 ens3 354.84 319.21 906.70 1386.43 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 634.01 494.11 1209.20 504.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1864) 11/20/23 _x86_64_ (4 CPU) 03:05:39 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:02 all 18.90 0.00 1.38 5.89 0.05 73.78 03:07:02 0 4.87 0.00 0.80 10.13 0.03 84.16 03:07:02 1 22.33 0.00 1.47 8.27 0.07 67.85 03:07:02 2 17.42 0.00 1.42 3.35 0.05 77.76 03:07:02 3 30.99 0.00 1.82 1.81 0.07 65.31 03:08:01 all 24.61 0.00 1.82 4.37 0.09 69.11 03:08:01 0 18.13 0.00 0.83 1.26 0.07 79.72 03:08:01 1 34.07 0.00 2.44 10.38 0.14 52.97 03:08:01 2 27.44 0.00 2.54 0.90 0.10 69.02 03:08:01 3 18.81 0.00 1.49 4.94 0.07 74.69 03:09:01 all 34.06 0.00 5.32 1.26 0.08 59.29 03:09:01 0 50.47 0.00 9.33 0.24 0.10 39.87 03:09:01 1 31.59 0.00 7.79 3.16 0.07 57.39 03:09:01 2 22.17 0.00 0.40 1.34 0.05 76.04 03:09:01 3 32.12 0.00 3.80 0.32 0.07 63.70 03:10:01 all 25.12 0.00 1.84 2.28 0.06 70.69 03:10:01 0 23.32 0.00 2.51 0.10 0.07 74.00 03:10:01 1 31.05 0.00 1.98 1.07 0.07 65.83 03:10:01 2 29.86 0.00 1.67 5.19 0.07 63.21 03:10:01 3 16.25 0.00 1.19 2.76 0.05 79.75 Average: all 25.67 0.00 2.59 3.45 0.07 68.22 Average: 0 24.16 0.00 3.36 2.95 0.07 69.47 Average: 1 29.74 0.00 3.42 5.70 0.08 61.06 Average: 2 24.21 0.00 1.50 2.70 0.07 71.52 Average: 3 24.58 0.00 2.08 2.44 0.06 70.84