---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8373 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 5086 0 2430 7232 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:89:cb:53 brd ff:ff:ff:ff:ff:ff inet 10.32.7.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85891sec preferred_lft 85891sec inet6 fe80::f816:3eff:fe89:cb53/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8373) 03/07/26 _x86_64_ (4 CPU) 20:22:51 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 121.19 54.39 66.80 3580.48 21078.14 20:25:01 84.20 29.73 54.47 1657.06 9174.07 20:26:01 32.67 0.18 32.49 2.67 8200.07 20:27:01 9.78 0.02 9.77 0.13 354.61 20:28:01 35.58 10.35 25.23 727.08 3607.80 20:29:01 2.97 0.10 2.87 3.07 115.98 20:30:01 27.81 3.78 24.03 110.90 2550.35 20:31:01 29.81 0.68 29.13 77.72 6182.30 Average: 43.00 12.41 30.60 769.97 6408.48 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 5972248 7407812 2195164 26.88 36408 1579628 706428 7.67 590904 1440828 87996 20:25:01 5615772 7313096 2551640 31.24 56600 1805548 844696 9.17 725040 1630848 100800 20:26:01 5463152 7300828 2704260 33.11 58560 1941156 808304 8.77 738676 1764536 1088 20:27:01 5446360 7291192 2721052 33.32 60540 1945412 808304 8.77 750164 1768044 904 20:28:01 4348272 6318456 3819140 46.76 62872 2064740 1724988 18.72 1755076 1847632 2712 20:29:01 4317548 6288212 3849864 47.14 62964 2064844 1748952 18.98 1788292 1845288 168 20:30:01 5249888 7433576 2917524 35.72 66920 2269396 663180 7.20 715404 1981896 149708 20:31:01 5217308 7411732 2950104 36.12 69380 2277416 677372 7.35 744868 1984364 10836 Average: 5203818 7095613 2963594 36.29 59280 1993518 997778 10.83 976053 1782930 44276 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 20:24:01 ens3 414.96 233.22 1409.32 65.46 0.00 0.00 0.00 0.00 20:25:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 20:25:01 ens3 68.31 53.77 465.98 13.45 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:26:01 ens3 136.87 136.49 2255.03 18.14 0.00 0.00 0.00 0.00 20:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:27:01 ens3 58.42 84.92 61.50 13.71 0.00 0.00 0.00 0.00 20:28:01 lo 2.08 2.08 1.06 1.06 0.00 0.00 0.00 0.00 20:28:01 ens3 221.76 254.87 1582.64 36.73 0.00 0.00 0.00 0.00 20:29:01 lo 13.36 13.36 3.80 3.80 0.00 0.00 0.00 0.00 20:29:01 ens3 13.25 9.27 2.88 2.51 0.00 0.00 0.00 0.00 20:30:01 lo 14.56 14.56 3.19 3.19 0.00 0.00 0.00 0.00 20:30:01 ens3 202.52 229.39 1105.37 38.40 0.00 0.00 0.00 0.00 20:31:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 20:31:01 ens3 12.56 13.38 9.62 6.40 0.00 0.00 0.00 0.00 Average: lo 4.23 4.23 1.05 1.05 0.00 0.00 0.00 0.00 Average: ens3 141.09 126.92 861.60 24.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8373) 03/07/26 _x86_64_ (4 CPU) 20:22:51 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 19.64 0.00 1.60 3.47 1.22 74.06 20:24:01 0 6.84 0.00 1.49 7.62 1.46 82.59 20:24:01 1 16.19 0.00 1.43 2.73 0.98 78.67 20:24:01 2 25.81 0.00 1.62 1.63 1.08 69.86 20:24:01 3 29.82 0.00 1.90 1.87 1.37 65.04 20:25:01 all 22.63 0.00 1.54 1.99 1.15 72.70 20:25:01 0 19.23 0.00 0.88 4.60 1.49 73.80 20:25:01 1 12.83 0.00 1.28 2.25 0.93 82.71 20:25:01 2 42.29 0.00 3.00 0.77 1.50 52.44 20:25:01 3 16.25 0.00 1.01 0.33 0.66 81.74 20:26:01 all 10.16 0.00 0.54 0.39 0.57 88.34 20:26:01 0 11.63 0.00 0.52 0.07 0.43 87.35 20:26:01 1 8.27 0.00 0.98 0.13 0.45 90.16 20:26:01 2 15.00 0.00 0.38 0.42 1.03 83.17 20:26:01 3 5.81 0.00 0.30 0.91 0.36 92.62 20:27:01 all 3.92 0.00 0.30 0.04 0.16 95.58 20:27:01 0 6.97 0.00 0.97 0.03 0.08 91.95 20:27:01 1 1.13 0.00 0.08 0.00 0.08 98.70 20:27:01 2 5.38 0.00 0.12 0.00 0.43 94.07 20:27:01 3 2.22 0.00 0.00 0.15 0.05 97.58 20:28:01 all 41.57 0.00 1.42 0.62 2.72 53.66 20:28:01 0 45.26 0.00 1.26 0.28 2.63 50.57 20:28:01 1 40.75 0.00 1.83 0.73 2.68 54.01 20:28:01 2 42.46 0.00 1.45 0.27 2.83 52.99 20:28:01 3 37.79 0.00 1.18 1.21 2.72 57.10 20:29:01 all 4.51 0.00 0.41 0.02 0.38 94.68 20:29:01 0 3.29 0.00 0.35 0.00 0.38 95.98 20:29:01 1 4.21 0.00 0.43 0.07 0.35 94.93 20:29:01 2 6.81 0.00 0.57 0.02 0.46 92.15 20:29:01 3 3.68 0.00 0.28 0.02 0.33 95.69 20:30:01 all 17.28 0.00 1.30 0.20 0.98 80.24 20:30:01 0 22.68 0.00 1.28 0.03 0.96 75.04 20:30:01 1 12.10 0.00 0.91 0.15 0.93 85.91 20:30:01 2 16.05 0.00 1.78 0.30 1.02 80.85 20:30:01 3 18.29 0.00 1.21 0.33 1.00 79.17 20:31:01 all 20.59 0.00 0.89 0.79 1.18 76.55 20:31:01 0 46.43 0.00 1.37 0.55 1.53 50.12 20:31:01 1 8.03 0.00 0.50 0.20 1.11 90.17 20:31:01 2 4.57 0.00 0.48 2.29 0.73 91.93 20:31:01 3 23.43 0.00 1.24 0.12 1.36 73.85 Average: all 17.54 0.00 1.00 0.94 1.04 79.47 Average: 0 20.31 0.00 1.01 1.65 1.12 75.90 Average: 1 12.95 0.00 0.93 0.78 0.94 84.40 Average: 2 19.76 0.00 1.17 0.71 1.13 77.22 Average: 3 17.16 0.00 0.89 0.62 0.98 80.36