---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9998 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 458 5042 0 2475 7229 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:e1:7b:2f brd ff:ff:ff:ff:ff:ff inet 10.32.7.130/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86035sec preferred_lft 86035sec inet6 fe80::f816:3eff:fee1:7b2f/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-9998) 09/05/26 _x86_64_ (4 CPU) 05:56:52 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 131.34 54.66 76.69 3590.60 39835.51 05:59:01 55.92 0.17 55.75 21.15 9939.33 06:00:01 71.17 30.54 40.63 1674.12 12024.80 06:01:01 19.05 9.82 9.23 706.28 3276.12 06:02:01 27.32 4.42 22.91 179.14 6639.65 Average: 60.98 19.99 40.99 1238.28 14357.55 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 6044632 7436420 2122780 25.99 36184 1536364 697812 7.57 562072 1399300 69372 05:59:01 5675928 7396488 2491484 30.51 56388 1826800 701988 7.62 616720 1675944 182880 06:00:01 5279548 7286608 2887864 35.36 62836 2099344 807568 8.76 753648 1919448 75832 06:01:01 4366280 6411376 3801132 46.54 64224 2133780 1830144 19.86 1658408 1917672 568 06:02:01 5162076 7399632 3005336 36.80 69280 2316868 696512 7.56 736388 2040776 24688 Average: 5305693 7186105 2861719 35.04 57782 1982631 946805 10.27 865447 1790628 70668 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 ens3 305.62 166.49 1168.64 59.86 0.00 0.00 0.00 0.00 05:58:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:59:01 ens3 29.10 23.76 668.80 3.61 0.00 0.00 0.00 0.00 05:59:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:00:01 ens3 183.50 166.36 3226.10 29.23 0.00 0.00 0.00 0.00 06:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 06:01:01 ens3 18.48 18.26 173.28 4.29 0.00 0.00 0.00 0.00 06:01:01 lo 87.22 87.22 32.20 32.20 0.00 0.00 0.00 0.00 06:02:01 ens3 81.41 74.33 1054.30 17.89 0.00 0.00 0.00 0.00 06:02:01 lo 33.41 33.41 4.26 4.26 0.00 0.00 0.00 0.00 Average: ens3 123.93 90.06 1260.19 23.04 0.00 0.00 0.00 0.00 Average: lo 24.71 24.71 7.36 7.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9998) 09/05/26 _x86_64_ (4 CPU) 05:56:52 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 20.32 0.00 2.27 5.62 3.16 68.64 05:58:02 0 29.18 0.00 2.48 1.73 2.91 63.70 05:58:02 1 26.47 0.00 2.27 5.73 2.95 62.59 05:58:02 2 17.97 0.00 2.18 4.55 3.84 71.46 05:58:02 3 7.69 0.00 2.16 10.46 2.95 76.74 05:59:01 all 19.25 0.00 1.22 2.27 1.23 76.03 05:59:01 0 9.67 0.00 0.49 0.17 0.63 89.04 05:59:01 1 16.59 0.00 1.00 0.97 0.78 80.66 05:59:01 2 48.27 0.00 2.71 0.54 2.13 46.35 05:59:01 3 2.48 0.00 0.64 7.37 1.35 88.15 06:00:01 all 17.52 0.00 1.43 2.00 3.24 75.82 06:00:01 0 17.61 0.00 0.95 0.55 2.60 78.30 06:00:01 1 14.18 0.00 1.69 4.11 2.91 77.12 06:00:01 2 21.06 0.00 1.04 1.62 3.08 73.20 06:00:01 3 17.24 0.00 2.04 1.70 4.38 74.63 06:01:01 all 46.67 0.00 1.62 0.65 7.47 43.60 06:01:01 0 43.02 0.00 1.58 0.54 7.27 47.58 06:01:01 1 51.07 0.00 1.48 0.48 7.25 39.72 06:01:01 2 43.87 0.00 2.00 1.20 7.83 45.10 06:01:01 3 48.71 0.00 1.40 0.36 7.53 41.99 06:02:01 all 24.11 0.00 1.52 0.90 2.52 70.94 06:02:01 0 21.74 0.00 0.96 1.51 2.23 73.55 06:02:01 1 34.40 0.00 1.65 0.27 2.45 61.24 06:02:01 2 18.01 0.00 1.58 1.36 2.55 76.50 06:02:01 3 22.32 0.00 1.91 0.48 2.85 72.44 Average: all 25.63 0.00 1.61 2.28 3.54 66.94 Average: 0 24.34 0.00 1.30 0.90 3.15 70.31 Average: 1 28.61 0.00 1.62 2.31 3.28 64.18 Average: 2 29.78 0.00 1.90 1.86 3.90 62.56 Average: 3 19.77 0.00 1.63 4.06 3.83 70.71