---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18510 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 9.6G 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 616 11830 0 3593 15093 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:8f:fd:d8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.231/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86035sec preferred_lft 86035sec inet6 fe80::f816:3eff:fe8f:fdd8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18510) 09/07/26 _x86_64_ (4 CPU) 11:35:13 LINUX RESTART (4 CPU) 11:36:01 tps rtps wtps bread/s bwrtn/s 11:37:01 138.16 27.33 110.83 1654.50 39450.13 11:38:01 108.05 14.33 93.72 840.93 12478.72 11:39:01 48.09 3.97 44.13 150.91 5661.99 11:40:01 159.06 2.82 156.24 77.59 18372.67 11:41:01 31.46 3.85 27.61 176.77 8109.98 Average: 96.83 10.40 86.42 576.55 16739.01 11:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:37:01 13567640 15455764 2857328 17.40 70248 2008408 1127580 6.45 768172 1855792 200992 11:38:01 12785156 14868516 3639812 22.16 77436 2189432 1366228 7.82 1422408 1967480 10284 11:39:01 10833732 13478688 5591236 34.04 87888 2681672 2613384 14.96 2932380 2330840 361960 11:40:01 11155268 14068220 5269700 32.08 92316 2932164 1986220 11.37 2466968 2460996 86228 11:41:01 12154936 15494244 4270032 26.00 94600 3343696 803664 4.60 1294536 2627148 283460 Average: 12099346 14673086 4325622 26.34 84498 2631074 1579415 9.04 1776893 2248451 188585 11:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:37:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 11:37:01 ens3 195.26 128.72 906.44 14.45 0.00 0.00 0.00 0.00 11:38:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:38:01 ens3 364.12 292.42 2360.59 70.12 0.00 0.00 0.00 0.00 11:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:39:01 ens3 4.13 3.35 3.75 4.26 0.00 0.00 0.00 0.00 11:40:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:40:01 ens3 210.31 181.10 1057.06 62.60 0.00 0.00 0.00 0.00 11:41:01 lo 1.62 1.62 13.56 13.56 0.00 0.00 0.00 0.00 11:41:01 ens3 117.30 98.40 354.27 57.62 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 2.75 2.75 0.00 0.00 0.00 0.00 Average: ens3 178.17 140.84 936.52 41.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18510) 09/07/26 _x86_64_ (4 CPU) 11:35:13 LINUX RESTART (4 CPU) 11:36:01 CPU %user %nice %system %iowait %steal %idle 11:37:01 all 15.01 0.00 1.34 2.34 0.03 81.29 11:37:01 0 15.87 0.00 1.11 2.92 0.03 80.07 11:37:01 1 6.07 0.00 0.57 1.61 0.02 91.73 11:37:01 2 11.24 0.00 1.36 3.74 0.02 83.64 11:37:01 3 26.96 0.00 2.35 1.11 0.02 69.57 11:38:01 all 40.21 0.00 1.88 0.42 0.04 57.45 11:38:01 0 46.57 0.00 1.98 0.27 0.03 51.16 11:38:01 1 36.79 0.00 1.93 0.10 0.05 61.14 11:38:01 2 36.45 0.00 1.47 0.69 0.03 61.36 11:38:01 3 41.10 0.00 2.13 0.60 0.03 56.14 11:39:01 all 63.15 0.00 1.80 0.18 0.03 34.84 11:39:01 0 75.10 0.00 3.54 0.05 0.02 21.30 11:39:01 1 59.22 0.00 0.88 0.13 0.03 39.73 11:39:01 2 52.44 0.00 1.68 0.45 0.02 45.41 11:39:01 3 65.87 0.00 1.08 0.08 0.05 32.92 11:40:01 all 44.70 0.00 1.90 0.43 0.03 52.94 11:40:01 0 41.15 0.00 1.85 0.05 0.03 56.91 11:40:01 1 48.98 0.00 1.57 0.05 0.03 49.36 11:40:01 2 38.94 0.00 2.17 1.35 0.05 57.49 11:40:01 3 49.72 0.00 2.01 0.23 0.05 47.98 11:41:01 all 44.27 0.00 2.16 0.16 0.03 53.39 11:41:01 0 52.99 0.00 2.71 0.02 0.03 44.26 11:41:01 1 48.38 0.00 2.07 0.13 0.02 49.40 11:41:01 2 33.01 0.00 1.98 0.37 0.02 64.63 11:41:01 3 42.64 0.00 1.90 0.13 0.03 55.30 Average: all 41.56 0.00 1.82 0.70 0.03 55.90 Average: 0 46.47 0.00 2.24 0.65 0.03 50.61 Average: 1 39.94 0.00 1.41 0.40 0.03 58.22 Average: 2 34.51 0.00 1.73 1.31 0.03 62.42 Average: 3 45.33 0.00 1.89 0.43 0.04 52.32