---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5123 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 9.2G 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 605 12233 0 3200 15104 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:a8:98:d3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.65/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86064sec preferred_lft 86064sec inet6 fe80::f816:3eff:fea8:98d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5123) 11/02/26 _x86_64_ (4 CPU) 16:07:37 LINUX RESTART (4 CPU) 16:08:02 tps rtps wtps bread/s bwrtn/s 16:09:01 181.12 39.23 141.89 1340.25 54641.32 16:10:01 742.56 17.40 725.16 1266.59 38649.56 16:11:01 8.35 0.00 8.35 0.00 1366.97 16:12:01 1.83 0.00 1.83 0.00 240.80 16:13:01 18.23 3.33 14.90 161.01 2205.53 Average: 190.45 11.90 178.55 550.94 19303.13 16:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:09:01 13470908 15325204 2954060 17.99 70940 1973364 1246044 7.13 904332 1815276 256552 16:10:01 11633452 14380212 4791516 29.17 130184 2711884 2288600 13.10 1951944 2472940 22652 16:11:01 10064868 12830208 6360100 38.72 130764 2727480 3884944 22.23 3481716 2486700 4844 16:12:01 10230772 12997508 6194196 37.71 130820 2729104 3711624 21.24 3316700 2488324 212 16:13:01 12542796 15484764 3882172 23.64 133584 2892728 858472 4.91 905324 2612612 132152 Average: 11588559 14203579 4836409 29.45 119258 2606912 2397937 13.72 2112003 2375170 83282 16:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:09:01 lo 1.36 1.36 0.16 0.16 0.00 0.00 0.00 0.00 16:09:01 ens3 139.45 89.29 1902.23 15.46 0.00 0.00 0.00 0.00 16:10:01 lo 3.93 3.93 0.73 0.73 0.00 0.00 0.00 0.00 16:10:01 ens3 371.37 201.25 1947.72 24.63 0.00 0.00 0.00 0.00 16:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 ens3 0.38 0.32 0.07 0.21 0.00 0.00 0.00 0.00 16:12:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 16:12:01 ens3 0.32 0.20 0.06 0.37 0.00 0.00 0.00 0.00 16:13:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 16:13:01 ens3 51.37 43.27 401.23 10.97 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 112.49 66.79 846.76 10.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5123) 11/02/26 _x86_64_ (4 CPU) 16:07:37 LINUX RESTART (4 CPU) 16:08:02 CPU %user %nice %system %iowait %steal %idle 16:09:01 all 21.86 0.00 1.61 2.92 0.02 73.59 16:09:01 0 15.73 0.00 1.43 7.13 0.02 75.70 16:09:01 1 25.72 0.00 1.73 0.51 0.02 72.02 16:09:01 2 12.05 0.00 1.19 2.92 0.02 83.82 16:09:01 3 33.94 0.00 2.12 1.12 0.02 62.80 16:10:01 all 31.91 0.00 4.43 1.29 0.02 62.36 16:10:01 0 27.70 0.00 6.62 2.67 0.02 62.99 16:10:01 1 36.09 0.00 3.92 1.23 0.03 58.73 16:10:01 2 37.81 0.00 3.65 0.90 0.02 57.61 16:10:01 3 26.02 0.00 3.51 0.30 0.02 70.15 16:11:01 all 38.89 0.00 0.98 0.03 0.02 60.08 16:11:01 0 26.15 0.00 0.89 0.07 0.02 72.88 16:11:01 1 53.05 0.00 1.02 0.00 0.02 45.91 16:11:01 2 26.66 0.00 0.90 0.05 0.00 72.39 16:11:01 3 49.69 0.00 1.14 0.00 0.02 49.15 16:12:01 all 39.69 0.00 0.35 0.02 0.02 59.92 16:12:01 0 22.09 0.00 0.23 0.05 0.02 77.61 16:12:01 1 59.32 0.00 0.40 0.00 0.03 40.25 16:12:01 2 39.51 0.00 0.37 0.02 0.03 60.07 16:12:01 3 38.03 0.00 0.42 0.00 0.02 61.53 16:13:01 all 27.16 0.00 1.35 0.10 0.02 71.37 16:13:01 0 12.78 0.00 1.59 0.31 0.02 85.30 16:13:01 1 31.75 0.00 1.18 0.03 0.02 67.01 16:13:01 2 45.05 0.00 1.52 0.05 0.03 53.35 16:13:01 3 19.21 0.00 1.08 0.02 0.02 79.68 Average: all 31.93 0.00 1.75 0.86 0.02 65.44 Average: 0 20.89 0.00 2.15 2.02 0.02 74.92 Average: 1 41.23 0.00 1.65 0.36 0.02 56.74 Average: 2 32.28 0.00 1.53 0.78 0.02 65.39 Average: 3 33.37 0.00 1.65 0.29 0.02 64.67