---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12316 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.9G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 465 5011 0 2498 7223 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:34:3f:51 brd ff:ff:ff:ff:ff:ff inet 10.32.6.35/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe34:3f51/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12316) 09/12/26 _x86_64_ (4 CPU) 23:17:41 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 87.29 23.03 64.26 731.48 6815.15 23:20:01 88.72 34.04 54.67 2207.77 16049.46 23:21:01 20.46 7.46 13.00 267.38 4008.00 Average: 65.49 21.51 43.97 1068.83 8957.26 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 5702072 7387620 2465348 30.19 54568 1796572 706916 7.67 626060 1646932 266684 23:20:01 4917240 6957004 3250180 39.79 63692 2130252 1094664 11.88 1097792 1936108 98144 23:21:01 5118524 7376240 3048896 37.33 68460 2338204 716608 7.78 763564 2058932 206728 Average: 5245945 7240288 2921475 35.77 62240 2088343 839396 9.11 829139 1880657 190519 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 70.24 64.82 1202.31 8.92 0.00 0.00 0.00 0.00 23:19:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 23:20:01 ens3 207.05 201.10 3504.02 33.11 0.00 0.00 0.00 0.00 23:20:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 23:21:01 ens3 96.87 91.94 1335.02 18.99 0.00 0.00 0.00 0.00 23:21:01 lo 121.21 121.21 36.34 36.34 0.00 0.00 0.00 0.00 Average: ens3 124.72 119.28 2013.75 20.34 0.00 0.00 0.00 0.00 Average: lo 41.21 41.21 12.19 12.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12316) 09/12/26 _x86_64_ (4 CPU) 23:17:41 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 20.04 0.00 1.31 2.54 0.05 76.06 23:19:01 0 2.68 0.00 0.42 0.40 0.00 96.50 23:19:01 1 34.61 0.00 1.94 0.35 0.08 63.01 23:19:01 2 1.99 0.00 0.75 8.90 0.03 88.33 23:19:01 3 41.04 0.00 2.17 0.47 0.07 56.26 23:20:01 all 20.06 0.00 1.26 2.08 0.07 76.54 23:20:01 0 16.32 0.00 0.84 1.22 0.08 81.54 23:20:01 1 18.66 0.00 1.05 4.67 0.07 75.55 23:20:01 2 21.39 0.00 1.32 1.25 0.07 75.97 23:20:01 3 23.84 0.00 1.80 1.17 0.10 73.09 23:21:01 all 38.99 0.00 1.39 0.38 0.09 59.16 23:21:01 0 33.11 0.00 1.14 0.15 0.07 65.54 23:21:01 1 40.03 0.00 1.43 0.47 0.08 57.98 23:21:01 2 35.65 0.00 1.52 0.75 0.08 61.99 23:21:01 3 47.16 0.00 1.49 0.12 0.10 51.14 Average: all 26.36 0.00 1.32 1.66 0.07 70.58 Average: 0 17.36 0.00 0.80 0.59 0.05 81.20 Average: 1 31.11 0.00 1.48 1.83 0.08 65.51 Average: 2 19.64 0.00 1.19 3.65 0.06 75.46 Average: 3 37.34 0.00 1.82 0.58 0.09 60.16