---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5399 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 10G 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 1248 10909 0 3882 14461 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:6f:87:99 brd ff:ff:ff:ff:ff:ff inet 10.30.107.111/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe6f:8799/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5399) 09/26/26 _x86_64_ (4 CPU) 12:17:37 LINUX RESTART (4 CPU) 12:18:01 tps rtps wtps bread/s bwrtn/s 12:19:02 152.17 32.49 119.68 1720.11 27046.03 12:20:01 144.70 14.35 130.35 831.59 55176.95 12:21:01 10.78 0.00 10.78 0.00 14920.18 12:22:01 34.83 2.57 32.26 66.92 38633.29 Average: 85.37 12.35 73.03 653.92 33855.29 12:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:02 13352244 15402412 3072724 18.71 70172 2168328 1081956 6.19 835240 1992712 295984 12:20:01 10760588 14006460 5664380 34.49 78568 3331732 2102564 12.03 2280444 3097976 116560 12:21:01 10667328 13951140 5757640 35.05 78676 3368624 2134780 12.22 2336632 3134176 31352 12:22:01 11016504 14877740 5408464 32.93 79564 3927648 1331628 7.62 1762596 3346316 116 Average: 11449166 14559438 4975802 30.29 76745 3199083 1662732 9.52 1803728 2892795 111003 12:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:02 lo 1.47 1.47 0.18 0.18 0.00 0.00 0.00 0.00 12:19:02 ens3 286.27 189.97 5616.22 28.07 0.00 0.00 0.00 0.00 12:20:01 lo 757.70 757.70 58.08 58.08 0.00 0.00 0.00 0.00 12:20:01 ens3 7293.32 4128.13 18995.53 1715.22 0.00 0.00 0.00 0.00 12:21:01 lo 434.79 434.79 33.33 33.33 0.00 0.00 0.00 0.00 12:21:01 ens3 8819.40 6483.55 2099.91 2376.47 0.00 0.00 0.00 0.00 12:22:01 lo 647.13 647.13 49.61 49.61 0.00 0.00 0.00 0.00 12:22:01 ens3 2854.14 2111.78 1207.25 959.42 0.00 0.00 0.00 0.00 Average: lo 459.03 459.03 35.20 35.20 0.00 0.00 0.00 0.00 Average: ens3 4802.91 3224.59 6929.46 1267.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5399) 09/26/26 _x86_64_ (4 CPU) 12:17:37 LINUX RESTART (4 CPU) 12:18:01 CPU %user %nice %system %iowait %steal %idle 12:19:02 all 21.75 0.00 1.68 3.28 0.01 73.28 12:19:02 0 34.10 0.00 1.82 0.62 0.02 63.45 12:19:02 1 12.87 0.00 1.02 0.47 0.00 85.64 12:19:02 2 10.96 0.00 1.03 2.24 0.00 85.76 12:19:02 3 29.05 0.00 2.83 9.80 0.00 58.33 12:20:01 all 46.30 0.00 14.41 0.62 0.02 38.65 12:20:01 0 41.18 0.00 20.45 0.20 0.02 38.15 12:20:01 1 45.33 0.00 10.70 0.27 0.02 43.68 12:20:01 2 52.02 0.00 14.47 1.28 0.03 32.20 12:20:01 3 46.63 0.00 12.04 0.73 0.02 40.59 12:21:01 all 18.79 0.00 41.35 0.10 0.01 39.75 12:21:01 0 20.78 0.00 54.98 0.02 0.02 24.21 12:21:01 1 15.74 0.00 24.52 0.00 0.02 59.72 12:21:01 2 20.62 0.00 59.03 0.18 0.02 20.15 12:21:01 3 17.98 0.00 26.43 0.19 0.02 55.39 12:22:01 all 31.79 0.00 15.43 0.50 0.02 52.26 12:22:01 0 24.28 0.00 20.84 0.65 0.00 54.23 12:22:01 1 38.69 0.00 21.11 0.13 0.03 40.03 12:22:01 2 32.05 0.00 12.11 0.20 0.02 55.62 12:22:01 3 32.16 0.00 7.64 1.02 0.02 59.17 Average: all 29.59 0.00 18.19 1.13 0.01 51.07 Average: 0 30.04 0.00 24.52 0.37 0.01 45.05 Average: 1 28.11 0.00 14.32 0.22 0.02 57.33 Average: 2 28.80 0.00 21.67 0.98 0.02 48.54 Average: 3 31.42 0.00 12.20 2.95 0.01 53.42