---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5013 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 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 553 12706 0 2780 15158 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:96:14:b2 brd ff:ff:ff:ff:ff:ff inet 10.30.106.181/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fe96:14b2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5013) 10/25/26 _x86_64_ (4 CPU) 18:48:45 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:03 109.68 43.93 65.76 3054.96 36502.85 18:51:01 116.82 16.65 100.17 1290.67 40416.62 18:52:01 137.09 23.85 113.25 1275.12 14684.62 18:53:01 11.78 2.60 9.18 77.44 2022.79 18:54:01 21.96 3.03 18.93 124.78 6243.49 Average: 79.22 18.02 61.20 1163.71 19836.30 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:03 14072272 15548432 2352688 14.32 50268 1634860 844340 4.83 676360 1480056 136008 18:51:01 13797616 15612580 2627344 16.00 73568 1931988 704032 4.03 610196 1783204 135652 18:52:01 11916412 14091508 4508548 27.45 90152 2260932 2433800 13.93 2233584 2007844 52120 18:53:01 11940560 14123776 4484400 27.30 90464 2268496 2418520 13.84 2230664 1985236 2540 18:54:01 12960164 15477428 3464796 21.09 92536 2596844 841192 4.81 1012728 2179460 181508 Average: 12937405 14970745 3487555 21.23 79398 2138624 1448377 8.29 1352706 1887160 101566 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:03 ens3 373.74 258.16 1645.86 61.05 0.00 0.00 0.00 0.00 18:50:03 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 18:51:01 ens3 167.64 136.56 987.87 43.29 0.00 0.00 0.00 0.00 18:51:01 lo 0.97 0.97 0.10 0.10 0.00 0.00 0.00 0.00 18:52:01 ens3 415.11 362.91 3701.05 69.44 0.00 0.00 0.00 0.00 18:52:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 18:53:01 ens3 258.50 147.68 69.39 67.38 0.00 0.00 0.00 0.00 18:53:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:54:01 ens3 258.44 176.12 382.41 1249.66 0.00 0.00 0.00 0.00 18:54:01 lo 1.45 1.45 0.99 0.99 0.00 0.00 0.00 0.00 Average: ens3 295.54 216.82 1359.75 299.87 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.24 0.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5013) 10/25/26 _x86_64_ (4 CPU) 18:48:45 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:03 all 14.81 0.00 1.36 12.97 0.01 70.85 18:50:03 0 5.36 0.00 1.21 11.06 0.02 82.36 18:50:03 1 12.65 0.00 1.22 33.96 0.00 52.16 18:50:03 2 13.66 0.00 1.42 3.30 0.00 81.62 18:50:03 3 27.53 0.00 1.55 3.55 0.00 67.37 18:51:01 all 12.17 0.00 1.07 3.16 0.01 83.59 18:51:01 0 1.67 0.00 0.97 9.93 0.00 87.44 18:51:01 1 13.49 0.00 0.52 1.62 0.02 84.35 18:51:01 2 4.58 0.00 0.36 0.19 0.00 94.87 18:51:01 3 28.92 0.00 2.47 0.93 0.03 67.65 18:52:01 all 43.42 0.00 2.68 0.65 0.02 53.23 18:52:01 0 52.50 0.00 3.21 1.04 0.02 43.24 18:52:01 1 44.46 0.00 2.98 0.80 0.00 51.76 18:52:01 2 36.54 0.00 2.33 0.22 0.02 60.90 18:52:01 3 40.22 0.00 2.21 0.57 0.02 56.98 18:53:01 all 76.93 0.00 2.75 0.09 0.03 20.21 18:53:01 0 82.98 0.00 2.95 0.07 0.05 13.96 18:53:01 1 79.63 0.00 2.66 0.18 0.02 17.51 18:53:01 2 69.06 0.00 3.01 0.05 0.03 27.85 18:53:01 3 76.05 0.00 2.37 0.07 0.02 21.50 18:54:01 all 50.01 0.00 2.57 0.28 0.03 47.13 18:54:01 0 46.97 0.00 2.48 0.05 0.03 50.47 18:54:01 1 46.16 0.00 3.04 0.10 0.02 50.68 18:54:01 2 67.51 0.00 2.63 0.03 0.05 29.77 18:54:01 3 39.45 0.00 2.11 0.93 0.02 57.49 Average: all 39.65 0.00 2.09 3.43 0.02 54.81 Average: 0 38.19 0.00 2.17 4.38 0.02 55.24 Average: 1 39.45 0.00 2.09 7.36 0.01 51.08 Average: 2 38.44 0.00 1.96 0.76 0.02 58.82 Average: 3 42.52 0.00 2.14 1.21 0.02 54.11