---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7278 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 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 9.2G 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 612 12226 0 3201 15097 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:8e:2d:c2 brd ff:ff:ff:ff:ff:ff inet 10.30.106.175/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe8e:2dc2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7278) 10/05/26 _x86_64_ (4 CPU) 16:06:02 LINUX RESTART (4 CPU) 16:07:02 tps rtps wtps bread/s bwrtn/s 16:08:01 405.98 52.62 353.36 2559.43 23556.82 16:09:01 429.53 0.00 429.53 0.00 22884.32 16:10:01 7.43 0.00 7.43 0.00 688.70 16:11:01 14.31 2.52 11.80 91.32 1246.59 Average: 213.50 13.62 199.88 654.72 12045.68 16:07:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:08:01 12310384 15055652 4114584 25.05 129576 2712884 1659340 9.50 1279784 2479684 666648 16:09:01 11361516 14127500 5063452 30.83 130204 2729292 2593984 14.85 2201452 2489080 17088 16:10:01 10047160 12814748 6377808 38.83 130276 2731264 3960584 22.67 3494332 2490296 40 16:11:01 12558700 15484720 3866268 23.54 132224 2879872 833672 4.77 886128 2617636 128040 Average: 11569440 14370655 4855528 29.56 130570 2763328 2261895 12.94 1965424 2519174 202954 16:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:08:01 ens3 376.75 230.84 2832.77 34.73 0.00 0.00 0.00 0.00 16:08:01 lo 4.27 4.27 0.78 0.78 0.00 0.00 0.00 0.00 16:09:01 ens3 0.72 0.72 0.23 1.24 0.00 0.00 0.00 0.00 16:09:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 16:10:01 ens3 2.92 1.28 5.60 0.82 0.00 0.00 0.00 0.00 16:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 ens3 41.94 37.99 391.98 8.23 0.00 0.00 0.00 0.00 16:11:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 104.44 67.02 799.14 11.16 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.20 0.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7278) 10/05/26 _x86_64_ (4 CPU) 16:06:02 LINUX RESTART (4 CPU) 16:07:02 CPU %user %nice %system %iowait %steal %idle 16:08:01 all 25.36 0.00 4.12 1.63 0.02 68.87 16:08:01 0 35.28 0.00 3.48 1.36 0.02 59.87 16:08:01 1 21.82 0.00 1.92 1.43 0.02 74.81 16:08:01 2 18.14 0.00 5.34 0.88 0.02 75.62 16:08:01 3 26.19 0.00 5.75 2.88 0.05 65.14 16:09:01 all 35.97 0.00 0.92 0.68 0.03 62.39 16:09:01 0 30.96 0.00 0.55 0.00 0.02 68.48 16:09:01 1 43.87 0.00 0.85 0.03 0.05 55.20 16:09:01 2 31.65 0.00 0.78 0.18 0.02 67.37 16:09:01 3 37.48 0.00 1.48 2.55 0.03 58.46 16:10:01 all 47.29 0.00 0.84 0.03 0.04 51.81 16:10:01 0 46.28 0.00 0.77 0.00 0.03 52.91 16:10:01 1 45.95 0.00 0.75 0.00 0.05 53.24 16:10:01 2 60.18 0.00 0.84 0.02 0.05 38.92 16:10:01 3 36.70 0.00 0.99 0.08 0.02 62.21 16:11:01 all 29.09 0.00 0.80 0.05 0.03 70.04 16:11:01 0 15.94 0.00 1.20 0.03 0.02 82.81 16:11:01 1 49.42 0.00 0.62 0.02 0.05 49.90 16:11:01 2 23.05 0.00 0.53 0.07 0.03 76.32 16:11:01 3 27.96 0.00 0.85 0.07 0.03 71.08 Average: all 34.46 0.00 1.66 0.59 0.03 63.25 Average: 0 32.09 0.00 1.49 0.34 0.02 66.05 Average: 1 40.35 0.00 1.03 0.36 0.04 58.21 Average: 2 33.31 0.00 1.86 0.28 0.03 64.52 Average: 3 32.11 0.00 2.25 1.39 0.03 64.22