---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2431 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: 2800.000 BogoMIPS: 5600.00 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 7.8G 12G 41% / 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 463 5133 0 2379 7228 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:e3:fb:ac brd ff:ff:ff:ff:ff:ff inet 10.32.7.101/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86030sec preferred_lft 86030sec inet6 fe80::f816:3eff:fee3:fbac/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-2431) 01/03/26 _x86_64_ (4 CPU) 22:37:54 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:01 138.13 55.02 83.10 3616.33 40568.72 22:40:01 85.02 29.70 55.32 1656.92 9994.47 22:41:01 31.84 0.18 31.66 2.67 6116.98 22:42:01 9.62 0.00 9.62 0.00 368.87 22:43:01 50.27 2.77 47.51 190.23 12181.30 Average: 62.98 17.53 45.44 1093.23 13846.07 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 5951916 7386100 2215496 27.13 38100 1575228 735436 7.98 616396 1432708 97992 22:40:01 5614052 7311388 2553360 31.26 57056 1804352 836740 9.08 706100 1651872 104240 22:41:01 5522436 7294460 2644976 32.38 59368 1874788 784044 8.51 724564 1721020 1844 22:42:01 5470048 7250584 2697364 33.03 61296 1880312 821192 8.91 769956 1724688 2320 22:43:01 5311196 7451560 2856216 34.97 66444 2227820 633716 6.88 608896 2032168 30036 Average: 5573930 7338818 2593482 31.75 56453 1872500 762226 8.27 685182 1712491 47286 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:39:01 ens3 467.61 265.29 1426.76 68.81 0.00 0.00 0.00 0.00 22:40:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 22:40:01 ens3 81.20 49.61 429.85 14.94 0.00 0.00 0.00 0.00 22:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:41:01 ens3 107.02 114.90 1166.00 16.98 0.00 0.00 0.00 0.00 22:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:42:01 ens3 86.67 126.08 85.58 19.71 0.00 0.00 0.00 0.00 22:43:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 598.58 536.96 4057.34 67.47 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 268.22 218.57 1433.10 37.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2431) 01/03/26 _x86_64_ (4 CPU) 22:37:54 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 22.84 0.00 2.62 4.41 1.16 68.98 22:39:01 0 13.98 0.00 1.67 2.95 1.05 80.36 22:39:01 1 25.89 0.00 4.54 1.27 1.03 67.27 22:39:01 2 23.86 0.00 2.02 3.58 1.30 69.24 22:39:01 3 27.61 0.00 2.29 9.86 1.24 59.00 22:40:01 all 23.09 0.00 1.42 1.87 1.09 72.52 22:40:01 0 17.01 0.00 0.95 1.58 1.28 79.19 22:40:01 1 30.66 0.00 1.53 0.17 1.00 66.64 22:40:01 2 18.39 0.00 1.57 1.15 0.95 77.95 22:40:01 3 26.38 0.00 1.60 4.62 1.13 66.27 22:41:01 all 9.57 0.00 0.50 0.35 0.48 89.10 22:41:01 0 4.57 0.00 0.12 0.37 0.22 94.73 22:41:01 1 18.27 0.00 0.20 0.00 0.75 80.78 22:41:01 2 9.45 0.00 1.02 0.94 0.33 88.26 22:41:01 3 6.04 0.00 0.68 0.08 0.60 92.59 22:42:01 all 5.47 0.00 0.40 0.03 0.30 93.80 22:42:01 0 6.38 0.00 0.55 0.08 0.32 92.67 22:42:01 1 3.05 0.00 0.07 0.00 0.17 96.72 22:42:01 2 5.34 0.00 0.20 0.00 0.35 94.11 22:42:01 3 7.08 0.00 0.77 0.03 0.38 91.74 22:43:01 all 20.72 0.00 1.69 0.57 0.80 76.21 22:43:01 0 9.32 0.00 1.84 1.44 0.60 86.80 22:43:01 1 20.91 0.00 1.08 0.02 0.60 77.39 22:43:01 2 44.45 0.00 2.03 0.65 1.24 51.63 22:43:01 3 8.26 0.00 1.84 0.18 0.77 88.95 Average: all 16.34 0.00 1.32 1.45 0.77 80.12 Average: 0 10.26 0.00 1.02 1.28 0.69 86.74 Average: 1 19.77 0.00 1.49 0.29 0.71 77.74 Average: 2 20.28 0.00 1.37 1.26 0.83 76.26 Average: 3 15.07 0.00 1.44 2.95 0.82 79.71