---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2230 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 469 5323 0 2182 7226 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:74:4a:35 brd ff:ff:ff:ff:ff:ff inet 10.32.7.251/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe74:4a35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2230) 05/03/26 _x86_64_ (4 CPU) 14:54:51 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 113.86 54.09 59.77 3551.54 5400.58 14:57:01 87.37 30.21 57.16 1703.98 8937.98 14:58:01 68.42 8.70 59.72 508.72 7392.50 14:59:01 28.48 3.47 25.01 132.78 5009.30 Average: 74.53 24.12 50.42 1474.25 6685.09 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5978100 7418688 2189320 26.81 38224 1581744 704728 7.65 587448 1440200 99836 14:57:01 5584876 7296904 2582544 31.62 58352 1817256 806296 8.75 726880 1661384 103800 14:58:01 5443908 7382224 2723512 33.35 65504 2030432 719448 7.81 757848 1759468 118784 14:59:01 5460984 7409280 2706436 33.14 67940 2037328 674544 7.32 740296 1759080 10140 Average: 5616967 7376774 2550453 31.23 57505 1866690 726254 7.88 703118 1655033 83140 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 394.93 234.94 1517.49 65.20 0.00 0.00 0.00 0.00 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 98.83 101.42 524.45 23.73 0.00 0.00 0.00 0.00 14:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 283.15 320.28 1470.83 52.90 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:59:01 ens3 56.27 67.34 30.64 602.55 0.00 0.00 0.00 0.00 14:59:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 208.30 180.99 885.85 186.09 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2230) 05/03/26 _x86_64_ (4 CPU) 14:54:51 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.03 0.00 1.88 3.29 1.26 71.54 14:56:01 0 16.53 0.00 1.61 2.14 1.19 78.53 14:56:01 1 13.27 0.00 1.45 3.34 0.92 81.02 14:56:01 2 11.37 0.00 1.83 6.49 1.27 79.04 14:56:01 3 46.97 0.00 2.62 1.22 1.70 47.50 14:57:01 all 26.32 0.00 1.69 1.90 1.38 68.71 14:57:01 0 32.00 0.00 1.53 1.75 1.36 63.36 14:57:01 1 26.10 0.00 1.81 0.62 1.25 70.22 14:57:01 2 19.01 0.00 1.51 4.09 1.56 73.83 14:57:01 3 28.18 0.00 1.90 1.17 1.33 67.42 14:58:01 all 39.67 0.00 2.03 0.97 2.48 54.85 14:58:01 0 36.42 0.00 1.44 0.42 2.47 59.24 14:58:01 1 50.64 0.00 2.44 1.31 2.66 42.94 14:58:01 2 33.73 0.00 2.14 0.96 2.46 60.70 14:58:01 3 37.91 0.00 2.08 1.16 2.31 56.53 14:59:01 all 20.74 0.00 1.02 0.91 0.94 76.39 14:59:01 0 7.51 0.00 0.53 0.17 0.55 91.24 14:59:01 1 37.75 0.00 1.43 0.10 1.41 59.31 14:59:01 2 18.81 0.00 1.21 0.85 1.06 78.07 14:59:01 3 18.89 0.00 0.90 2.55 0.75 76.91 Average: all 27.19 0.00 1.65 1.77 1.52 67.87 Average: 0 23.11 0.00 1.28 1.12 1.40 73.09 Average: 1 31.95 0.00 1.78 1.34 1.56 63.36 Average: 2 20.74 0.00 1.67 3.09 1.59 72.91 Average: 3 32.99 0.00 1.87 1.52 1.52 62.09