---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-313 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 8.9G 69G 12% / 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 1044 12242 0 2753 14672 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:8a:21:ca brd ff:ff:ff:ff:ff:ff inet 10.30.106.238/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe8a:21ca/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-313) 04/11/26 _x86_64_ (4 CPU) 01:28:18 LINUX RESTART (4 CPU) 01:29:01 tps rtps wtps bread/s bwrtn/s 01:30:01 178.32 15.21 163.11 389.40 18084.19 01:31:01 25.10 3.12 21.98 339.94 6825.00 01:32:01 32.79 4.85 27.95 147.04 7697.65 01:33:01 32.94 0.80 32.15 78.50 13671.45 Average: 67.43 6.02 61.42 239.39 11560.78 01:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:01 13332040 15185564 3092920 18.83 75088 1967604 1172360 6.71 1057996 1795008 77408 01:31:01 12354012 14342664 4070948 24.79 77792 2096380 2023484 11.58 1921044 1901048 7296 01:32:01 12710372 15283108 3714588 22.62 80600 2667516 932280 5.34 1374628 2076448 355716 01:33:01 12498432 14982944 3926528 23.91 83720 2577592 1283000 7.34 1632536 2031180 25672 Average: 12723714 14948570 3701246 22.53 79300 2327273 1352781 7.74 1496551 1950921 116523 01:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 01:30:01 ens3 235.96 182.99 3176.99 33.42 0.00 0.00 0.00 0.00 01:31:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 01:31:01 ens3 409.98 319.41 1801.93 176.19 0.00 0.00 0.00 0.00 01:32:01 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 01:32:01 ens3 697.58 403.22 1119.87 141.27 0.00 0.00 0.00 0.00 01:33:01 lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 01:33:01 ens3 80.09 49.97 34.29 188.47 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 357.06 239.69 1539.54 134.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-313) 04/11/26 _x86_64_ (4 CPU) 01:28:18 LINUX RESTART (4 CPU) 01:29:01 CPU %user %nice %system %iowait %steal %idle 01:30:01 all 23.22 0.00 1.61 1.45 0.05 73.66 01:30:01 0 19.28 0.00 1.51 1.32 0.05 77.84 01:30:01 1 27.51 0.00 1.47 0.28 0.05 70.68 01:30:01 2 31.70 0.00 1.97 3.69 0.05 62.59 01:30:01 3 14.41 0.00 1.50 0.50 0.05 83.53 01:31:01 all 34.16 0.00 5.02 0.11 0.07 60.64 01:31:01 0 33.19 0.00 8.87 0.22 0.07 57.65 01:31:01 1 45.05 0.00 8.73 0.08 0.07 46.08 01:31:01 2 19.47 0.00 1.25 0.13 0.07 79.08 01:31:01 3 38.90 0.00 1.22 0.00 0.07 59.82 01:32:01 all 51.32 0.00 1.67 0.06 0.07 46.88 01:32:01 0 58.28 0.00 2.29 0.15 0.07 39.21 01:32:01 1 49.98 0.00 1.80 0.02 0.08 48.12 01:32:01 2 47.12 0.00 1.45 0.07 0.07 51.30 01:32:01 3 49.90 0.00 1.15 0.00 0.08 48.86 01:33:01 all 16.89 0.00 0.97 0.49 0.04 81.61 01:33:01 0 15.94 0.00 0.73 0.92 0.05 82.37 01:33:01 1 30.98 0.00 1.38 0.15 0.05 67.44 01:33:01 2 2.31 0.00 0.51 0.85 0.02 96.32 01:33:01 3 18.35 0.00 1.22 0.07 0.03 80.33 Average: all 31.46 0.00 2.32 0.53 0.06 65.63 Average: 0 31.74 0.00 3.36 0.65 0.06 64.19 Average: 1 38.43 0.00 3.35 0.13 0.06 58.02 Average: 2 25.23 0.00 1.30 1.19 0.05 72.23 Average: 3 30.44 0.00 1.27 0.14 0.06 68.08