---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10186 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 569 11867 0 3602 15140 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:88:20:0a brd ff:ff:ff:ff:ff:ff inet 10.30.106.229/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85806sec preferred_lft 85806sec inet6 fe80::f816:3eff:fe88:200a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10186) 05/13/26 _x86_64_ (4 CPU) 08:27:58 LINUX RESTART (4 CPU) 08:28:01 tps rtps wtps bread/s bwrtn/s 08:29:01 87.34 54.64 32.69 4027.73 38813.66 08:30:01 2.82 0.00 2.82 0.00 1938.55 08:31:01 2.47 0.00 2.47 0.00 1765.44 08:32:01 2.05 0.00 2.05 0.00 1760.11 08:33:01 2.32 0.00 2.32 0.00 1762.91 08:34:01 306.33 32.92 273.41 1424.86 10758.95 08:35:01 524.78 25.27 499.52 684.93 41494.00 08:36:01 312.45 0.03 312.41 0.27 26769.27 08:37:01 13.68 1.45 12.23 41.99 2146.98 Average: 139.35 12.70 126.65 686.64 14133.63 08:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:29:01 14475624 15700548 1949336 11.87 31980 1412032 679568 3.89 477992 1294800 5352 08:30:01 14475008 15700044 1949952 11.87 32036 1412044 679568 3.89 478696 1294792 4 08:31:01 14475492 15700644 1949468 11.87 32100 1412052 679568 3.89 479108 1294800 24 08:32:01 14475120 15700328 1949840 11.87 32156 1412056 679568 3.89 479204 1294804 16 08:33:01 14474752 15700152 1950208 11.87 32220 1412188 679568 3.89 479356 1294936 24 08:34:01 13902952 15613652 2522008 15.35 68388 1837428 1179472 6.75 600564 1693936 285840 08:35:01 10487900 13781208 5937060 36.15 142048 3215764 2849160 16.31 2508116 3018440 697388 08:36:01 11564064 14867848 4860896 29.59 142416 3224984 1802676 10.32 1459260 3006072 1112 08:37:01 11892356 15225656 4532604 27.60 142552 3253380 1441052 8.25 1113724 3029900 26704 Average: 13358141 15332231 3066819 18.67 72877 2065770 1185578 6.78 897336 1913609 112940 08:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:29:01 ens3 158.02 123.43 569.66 31.14 0.00 0.00 0.00 0.00 08:29:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 08:30:01 ens3 2.68 1.07 0.85 1.23 0.00 0.00 0.00 0.00 08:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 ens3 2.67 1.20 1.10 1.29 0.00 0.00 0.00 0.00 08:31:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:32:01 ens3 0.55 0.08 0.08 0.07 0.00 0.00 0.00 0.00 08:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:01 ens3 0.85 0.25 0.10 0.19 0.00 0.00 0.00 0.00 08:33:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:34:01 ens3 216.63 146.70 1775.20 51.45 0.00 0.00 0.00 0.00 08:34:01 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 08:35:01 ens3 858.60 628.90 11295.57 74.65 0.00 0.00 0.00 0.00 08:35:01 lo 4.00 4.00 0.37 0.37 0.00 0.00 0.00 0.00 08:36:01 ens3 33.28 16.25 10.52 25.82 0.00 0.00 0.00 0.00 08:36:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 08:37:01 ens3 57.19 35.58 33.78 11.64 0.00 0.00 0.00 0.00 08:37:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 147.82 105.93 1520.56 21.94 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10186) 05/13/26 _x86_64_ (4 CPU) 08:27:58 LINUX RESTART (4 CPU) 08:28:01 CPU %user %nice %system %iowait %steal %idle 08:29:01 all 4.61 0.00 1.10 22.35 0.03 71.91 08:29:01 0 4.51 0.00 0.68 13.95 0.03 80.82 08:29:01 1 3.31 0.00 1.99 19.26 0.02 75.42 08:29:01 2 5.48 0.00 0.80 12.26 0.03 81.42 08:29:01 3 5.13 0.00 0.92 43.99 0.02 49.95 08:30:01 all 0.13 0.00 0.03 0.17 0.01 99.66 08:30:01 0 0.13 0.00 0.05 0.00 0.02 99.80 08:30:01 1 0.30 0.00 0.02 0.00 0.02 99.67 08:30:01 2 0.08 0.00 0.03 0.68 0.00 99.20 08:30:01 3 0.03 0.00 0.00 0.00 0.02 99.95 08:31:01 all 0.08 0.00 0.03 0.20 0.01 99.70 08:31:01 0 0.07 0.00 0.05 0.00 0.02 99.87 08:31:01 1 0.10 0.00 0.03 0.00 0.00 99.87 08:31:01 2 0.02 0.00 0.00 0.77 0.00 99.22 08:31:01 3 0.12 0.00 0.02 0.00 0.00 99.87 08:32:01 all 0.10 0.00 0.02 0.13 0.00 99.74 08:32:01 0 0.02 0.00 0.03 0.00 0.02 99.93 08:32:01 1 0.02 0.00 0.02 0.00 0.00 99.97 08:32:01 2 0.00 0.00 0.00 0.53 0.02 99.45 08:32:01 3 0.40 0.00 0.02 0.00 0.00 99.58 08:33:01 all 0.11 0.00 0.02 0.28 0.01 99.58 08:33:01 0 0.05 0.00 0.03 0.05 0.00 99.87 08:33:01 1 0.02 0.00 0.00 0.03 0.00 99.95 08:33:01 2 0.02 0.00 0.02 1.05 0.00 98.92 08:33:01 3 0.38 0.00 0.02 0.00 0.02 99.58 08:34:01 all 20.13 0.00 1.71 4.28 0.06 73.81 08:34:01 0 30.18 0.00 2.00 2.42 0.07 65.33 08:34:01 1 11.82 0.00 0.89 0.99 0.07 86.23 08:34:01 2 18.15 0.00 2.31 12.90 0.07 66.57 08:34:01 3 20.32 0.00 1.65 0.83 0.03 77.16 08:35:01 all 26.59 0.00 5.76 4.52 0.12 63.01 08:35:01 0 32.06 0.00 7.83 3.85 0.13 56.13 08:35:01 1 25.24 0.00 4.65 3.11 0.13 66.87 08:35:01 2 20.18 0.00 4.77 2.61 0.10 72.33 08:35:01 3 28.91 0.00 5.78 8.51 0.12 56.67 08:36:01 all 30.61 0.00 1.35 1.78 0.08 66.18 08:36:01 0 32.45 0.00 1.19 0.17 0.07 66.13 08:36:01 1 25.66 0.00 1.00 0.17 0.08 73.08 08:36:01 2 34.60 0.00 2.02 6.54 0.08 56.75 08:36:01 3 29.72 0.00 1.17 0.25 0.08 68.78 08:37:01 all 39.24 0.00 1.08 0.07 0.13 59.48 08:37:01 0 26.06 0.00 0.94 0.17 0.17 72.67 08:37:01 1 63.02 0.00 1.74 0.00 0.13 35.11 08:37:01 2 27.80 0.00 0.60 0.05 0.13 71.42 08:37:01 3 40.04 0.00 1.04 0.05 0.10 58.77 Average: all 13.49 0.00 1.23 3.75 0.05 81.48 Average: 0 13.91 0.00 1.42 2.29 0.06 82.33 Average: 1 14.38 0.00 1.15 2.61 0.05 81.81 Average: 2 11.79 0.00 1.17 4.15 0.05 82.84 Average: 3 13.88 0.00 1.18 5.94 0.04 78.96