---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2154 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672K 1.6G 1% /run /dev/vda1 78G 9.7G 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 624 11849 0 3565 15085 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:ac:15:88 brd ff:ff:ff:ff:ff:ff inet 10.30.106.70/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86203sec preferred_lft 86203sec inet6 fe80::f816:3eff:feac:1588/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2154) 11/09/26 _x86_64_ (4 CPU) 18:36:59 LINUX RESTART (4 CPU) 18:37:01 tps rtps wtps bread/s bwrtn/s 18:38:02 340.58 63.04 277.54 4359.01 49973.40 18:39:01 185.29 43.91 141.38 2499.37 24894.22 18:40:01 44.08 0.80 43.28 78.53 43101.20 Average: 190.02 35.87 154.14 2311.38 39403.33 18:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:38:02 13927672 15505520 2497296 15.20 62644 1716584 853232 4.88 705740 1577696 175428 18:39:01 11682404 13938884 4742564 28.87 78552 2358724 2250232 12.88 2327548 2154996 247456 18:40:01 12161208 15472292 4263760 25.96 80976 3392000 839396 4.80 994444 2984348 471808 Average: 12590428 14972232 3834540 23.35 74057 2489103 1314287 7.52 1342577 2239013 298231 18:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:38:02 ens3 332.84 233.03 1907.54 75.59 0.00 0.00 0.00 0.00 18:38:02 lo 1.93 1.93 0.21 0.21 0.00 0.00 0.00 0.00 18:39:01 ens3 1613.62 1140.04 3375.77 1944.58 0.00 0.00 0.00 0.00 18:39:01 lo 1443.18 1443.18 110.64 110.64 0.00 0.00 0.00 0.00 18:40:01 ens3 2315.58 1577.28 738.45 5248.55 0.00 0.00 0.00 0.00 18:40:01 lo 4179.83 4179.83 320.43 320.43 0.00 0.00 0.00 0.00 Average: ens3 1419.56 982.54 1999.68 2425.42 0.00 0.00 0.00 0.00 Average: lo 1877.27 1877.27 143.94 143.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2154) 11/09/26 _x86_64_ (4 CPU) 18:36:59 LINUX RESTART (4 CPU) 18:37:01 CPU %user %nice %system %iowait %steal %idle 18:38:02 all 20.30 0.00 2.29 4.08 0.01 73.33 18:38:02 0 10.84 0.00 2.29 10.49 0.00 76.39 18:38:02 1 25.54 0.00 1.87 1.09 0.00 71.49 18:38:02 2 22.11 0.00 2.85 3.32 0.00 71.73 18:38:02 3 22.81 0.00 2.11 1.39 0.00 73.70 18:39:01 all 51.87 0.00 6.39 0.95 0.02 40.77 18:39:01 0 46.51 0.00 5.02 1.95 0.00 46.52 18:39:01 1 65.29 0.00 6.29 1.04 0.03 27.34 18:39:01 2 47.63 0.00 7.28 0.51 0.03 44.55 18:39:01 3 48.10 0.00 6.98 0.29 0.02 44.61 18:40:01 all 33.68 0.00 10.10 0.51 0.03 55.68 18:40:01 0 24.67 0.00 10.11 1.68 0.03 63.51 18:40:01 1 31.80 0.00 9.17 0.18 0.03 58.80 18:40:01 2 44.07 0.00 11.65 0.17 0.02 44.09 18:40:01 3 34.16 0.00 9.50 0.00 0.02 56.32 Average: all 35.19 0.00 6.25 1.86 0.02 56.69 Average: 0 27.23 0.00 5.78 4.74 0.01 62.24 Average: 1 40.76 0.00 5.77 0.77 0.02 52.67 Average: 2 37.87 0.00 7.25 1.34 0.02 53.53 Average: 3 34.95 0.00 6.18 0.56 0.01 58.30