---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4474 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 8.3G 11G 44% / 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 457 4588 0 2929 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:04:a1:1a brd ff:ff:ff:ff:ff:ff inet 10.32.7.161/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86021sec preferred_lft 86021sec inet6 fe80::f816:3eff:fe04:a11a/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-4474) 06/27/26 _x86_64_ (4 CPU) 22:37:48 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:01 113.63 46.34 67.29 3319.71 6029.15 22:40:01 75.52 29.61 45.92 1635.72 8909.96 22:41:01 48.49 0.20 48.29 2.80 23776.57 22:42:01 9.53 0.00 9.53 0.00 369.54 22:43:01 50.70 2.13 48.57 115.03 9081.51 22:44:01 26.28 2.53 23.75 139.84 4684.42 Average: 54.03 13.47 40.56 868.85 8808.53 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 5867988 7402956 2299432 28.15 45524 1663004 715952 7.77 630820 1491132 180476 22:40:01 5579456 7343544 2587964 31.69 58100 1867448 832660 9.03 692828 1693668 155468 22:41:01 4969332 7292872 3198088 39.16 60216 2416308 795724 8.63 738192 2241120 2188 22:42:01 4954416 7285544 3213004 39.34 62180 2420964 795724 8.63 747460 2244852 1936 22:43:01 4673540 7365880 3493880 42.78 67412 2769420 724836 7.86 685388 2572112 113360 22:44:01 4751064 7450680 3416356 41.83 69336 2774540 631688 6.85 607184 2573364 9580 Average: 5132633 7356913 3034787 37.16 60461 2318614 749431 8.13 683645 2136041 77168 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 ens3 454.87 225.31 1437.74 64.15 0.00 0.00 0.00 0.00 22:39:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:40:01 ens3 73.08 59.36 526.81 14.31 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 22:41:01 ens3 345.34 231.13 9191.48 23.39 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 22:42:01 ens3 60.41 86.89 76.14 13.95 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 22:43:01 ens3 647.32 591.44 4104.68 71.00 0.00 0.00 0.00 0.00 22:43:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 22:44:01 ens3 12.65 12.90 10.88 6.11 0.00 0.00 0.00 0.00 22:44:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 265.62 201.18 2557.94 32.15 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4474) 06/27/26 _x86_64_ (4 CPU) 22:37:48 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 23.88 0.00 1.82 3.45 1.27 69.59 22:39:01 0 7.86 0.00 1.40 8.06 1.11 81.57 22:39:01 1 10.87 0.00 0.85 2.50 0.67 85.12 22:39:01 2 45.94 0.00 2.75 1.19 1.79 48.34 22:39:01 3 30.96 0.00 2.27 2.00 1.48 63.30 22:40:01 all 22.83 0.00 1.50 1.80 1.00 72.88 22:40:01 0 17.81 0.00 1.36 3.69 0.91 76.22 22:40:01 1 18.96 0.00 1.47 1.67 0.80 77.11 22:40:01 2 48.36 0.00 2.77 1.02 1.49 46.36 22:40:01 3 6.20 0.00 0.42 0.83 0.78 91.76 22:41:01 all 11.65 0.00 0.96 1.03 0.63 85.73 22:41:01 0 5.19 0.00 0.67 0.22 0.35 93.58 22:41:01 1 9.15 0.00 1.52 0.97 0.47 87.89 22:41:01 2 19.40 0.00 0.48 2.44 0.80 76.88 22:41:01 3 12.86 0.00 1.17 0.50 0.88 84.59 22:42:01 all 4.27 0.00 0.27 0.03 0.20 95.22 22:42:01 0 5.70 0.00 0.38 0.02 0.23 93.67 22:42:01 1 3.61 0.00 0.07 0.00 0.13 96.19 22:42:01 2 0.12 0.00 0.03 0.13 0.03 99.68 22:42:01 3 7.69 0.00 0.60 0.00 0.38 91.32 22:43:01 all 21.02 0.00 1.70 0.50 0.99 75.79 22:43:01 0 13.14 0.00 1.45 0.00 0.87 84.54 22:43:01 1 18.82 0.00 1.50 0.10 0.93 78.66 22:43:01 2 18.74 0.00 2.24 1.35 0.79 76.88 22:43:01 3 33.44 0.00 1.63 0.55 1.41 62.97 22:44:01 all 21.00 0.00 0.93 0.68 0.76 76.63 22:44:01 0 3.23 0.00 0.38 0.02 0.43 95.94 22:44:01 1 11.10 0.00 0.85 0.15 0.47 87.43 22:44:01 2 59.92 0.00 1.87 1.95 1.74 34.52 22:44:01 3 9.80 0.00 0.58 0.63 0.38 88.60 Average: all 17.44 0.00 1.20 1.25 0.81 79.31 Average: 0 8.82 0.00 0.94 2.00 0.65 87.58 Average: 1 12.07 0.00 1.04 0.90 0.58 85.41 Average: 2 32.08 0.00 1.69 1.35 1.10 63.78 Average: 3 16.81 0.00 1.11 0.75 0.89 80.44