---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7968 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 7.7G 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 474 5139 0 2361 7217 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:a3:5e:db brd ff:ff:ff:ff:ff:ff inet 10.32.7.163/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85869sec preferred_lft 85869sec inet6 fe80::f816:3eff:fea3:5edb/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-7968) 11/01/25 _x86_64_ (4 CPU) 20:22:55 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:02 149.83 66.57 83.25 4282.75 40070.54 20:25:01 65.87 12.08 53.79 271.68 9288.73 20:26:01 53.82 18.04 35.77 1397.53 6909.43 20:27:01 9.80 0.02 9.78 0.13 371.74 20:28:01 33.02 8.18 24.84 664.05 3510.96 20:29:01 5.65 2.30 3.35 67.83 246.94 20:30:01 19.78 1.90 17.88 58.12 1917.01 20:31:01 32.48 2.55 29.93 130.38 5961.14 Average: 46.24 13.96 32.28 860.24 8532.33 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:02 6043240 7437480 2124172 26.01 36380 1538376 667476 7.24 560972 1399080 72640 20:25:01 5810396 7471664 2357016 28.86 56836 1768532 618952 6.72 537976 1622252 135276 20:26:01 5487620 7256820 2679792 32.81 58812 1872808 810780 8.80 761464 1717508 1724 20:27:01 5483852 7259892 2683560 32.86 60628 1877028 819456 8.89 761552 1721000 984 20:28:01 4634548 6534864 3532864 43.26 63232 1994900 1483580 16.10 1513984 1805644 5932 20:29:01 4529448 6432220 3637964 44.54 63324 1997072 1586556 17.22 1622636 1800872 72 20:30:01 4480600 6512036 3686812 45.14 65536 2120456 1318728 14.31 1617524 1850104 71520 20:31:01 5330864 7456872 2836548 34.73 68944 2209584 625372 6.79 696836 1919972 24540 Average: 5225071 7045231 2942341 36.03 59212 1922344 991362 10.76 1009118 1729554 39086 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:02 ens3 306.72 183.90 1166.13 60.88 0.00 0.00 0.00 0.00 20:24:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 20:25:01 ens3 65.72 42.38 706.55 12.21 0.00 0.00 0.00 0.00 20:25:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 20:26:01 ens3 113.91 115.78 1044.37 20.32 0.00 0.00 0.00 0.00 20:26:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:27:01 ens3 58.10 82.62 61.18 13.21 0.00 0.00 0.00 0.00 20:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:28:01 ens3 222.31 249.63 1589.02 36.57 0.00 0.00 0.00 0.00 20:28:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 20:29:01 ens3 1.37 1.33 0.35 0.39 0.00 0.00 0.00 0.00 20:29:01 lo 11.39 11.39 4.03 4.03 0.00 0.00 0.00 0.00 20:30:01 ens3 141.41 160.91 875.14 32.33 0.00 0.00 0.00 0.00 20:30:01 lo 17.98 17.98 3.86 3.86 0.00 0.00 0.00 0.00 20:31:01 ens3 69.84 78.95 244.47 20.64 0.00 0.00 0.00 0.00 20:31:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 122.53 114.59 710.89 24.59 0.00 0.00 0.00 0.00 Average: lo 4.20 4.20 1.04 1.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7968) 11/01/25 _x86_64_ (4 CPU) 20:22:55 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:02 all 20.82 0.00 2.56 6.29 2.17 68.16 20:24:02 0 30.23 0.00 1.81 6.67 2.21 59.08 20:24:02 1 11.89 0.00 4.82 10.38 2.13 70.77 20:24:02 2 20.12 0.00 1.87 5.80 2.61 69.60 20:24:02 3 21.02 0.00 1.78 2.32 1.76 73.13 20:25:01 all 20.91 0.00 1.36 2.36 1.30 74.07 20:25:01 0 2.19 0.00 0.49 4.99 1.10 91.24 20:25:01 1 3.28 0.00 0.54 2.32 0.44 93.41 20:25:01 2 60.93 0.00 3.10 0.76 2.62 32.59 20:25:01 3 17.31 0.00 1.29 1.34 1.05 79.02 20:26:01 all 13.85 0.00 0.71 1.44 2.36 81.63 20:26:01 0 15.17 0.00 1.37 2.59 2.77 78.11 20:26:01 1 12.79 0.00 0.63 0.70 1.88 84.00 20:26:01 2 10.67 0.00 0.44 1.81 2.77 84.30 20:26:01 3 16.77 0.00 0.41 0.66 2.04 80.11 20:27:01 all 4.20 0.00 0.31 0.06 1.09 94.33 20:27:01 0 3.47 0.00 0.33 0.10 0.80 95.30 20:27:01 1 3.49 0.00 0.33 0.15 0.90 95.13 20:27:01 2 5.15 0.00 0.45 0.00 1.90 92.51 20:27:01 3 4.70 0.00 0.13 0.00 0.76 94.41 20:28:01 all 35.40 0.00 1.43 0.57 5.52 57.08 20:28:01 0 37.94 0.00 1.91 0.82 5.81 53.51 20:28:01 1 30.40 0.00 1.41 0.77 5.20 62.21 20:28:01 2 41.48 0.00 1.34 0.08 5.96 51.13 20:28:01 3 31.76 0.00 1.07 0.62 5.09 61.45 20:29:01 all 8.20 0.00 0.41 0.14 2.06 89.19 20:29:01 0 7.15 0.00 0.44 0.33 2.17 89.90 20:29:01 1 9.93 0.00 0.48 0.10 2.41 87.08 20:29:01 2 7.65 0.00 0.35 0.12 1.65 90.23 20:29:01 3 8.05 0.00 0.35 0.02 2.02 89.57 20:30:01 all 13.83 0.00 1.29 0.18 3.07 81.63 20:30:01 0 12.67 0.00 1.08 0.51 2.79 82.94 20:30:01 1 12.17 0.00 1.08 0.20 2.82 83.72 20:30:01 2 18.61 0.00 1.50 0.02 3.42 76.45 20:30:01 3 11.91 0.00 1.49 0.02 3.23 83.36 20:31:01 all 21.32 0.00 1.30 1.26 2.46 73.66 20:31:01 0 10.91 0.00 0.71 0.30 1.42 86.65 20:31:01 1 3.10 0.00 1.03 3.25 2.63 89.99 20:31:01 2 7.09 0.00 0.68 0.93 1.80 89.51 20:31:01 3 64.20 0.00 2.80 0.54 3.97 28.48 Average: all 17.32 0.00 1.17 1.53 2.51 77.46 Average: 0 15.00 0.00 1.02 2.03 2.39 79.56 Average: 1 10.91 0.00 1.29 2.23 2.31 83.26 Average: 2 21.38 0.00 1.21 1.19 2.85 73.38 Average: 3 22.00 0.00 1.17 0.69 2.50 73.65