---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1853 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 7.6G 12G 40% / 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 484 5328 0 2163 7211 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:38:dc:87 brd ff:ff:ff:ff:ff:ff inet 10.32.7.102/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe38:dc87/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1853) 05/26/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 143.93 55.84 88.09 3660.06 40920.40 19:15:01 66.62 12.95 53.67 298.66 9766.62 19:16:01 74.04 8.53 65.51 470.72 8622.43 19:17:01 20.99 0.35 20.64 33.72 4384.67 Average: 76.43 19.44 56.99 1119.16 15948.80 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5961060 7418272 2206360 27.01 38888 1596804 689184 7.48 590736 1448616 113160 19:15:01 5590992 7318896 2576428 31.55 58464 1830404 826632 8.97 701564 1672084 152376 19:16:01 5524652 7447940 2642768 32.36 64108 2015404 626328 6.80 650848 1779600 112976 19:17:01 5485256 7412116 2682164 32.84 66276 2016832 656392 7.12 693588 1775396 10648 Average: 5640490 7399306 2526930 30.94 56934 1864861 699634 7.59 659184 1668924 97290 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 512.41 313.51 1530.84 70.07 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 77.29 62.74 537.31 16.08 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 268.79 296.98 1246.00 569.34 0.00 0.00 0.00 0.00 19:17:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 13.75 14.18 10.38 6.67 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 218.64 172.30 832.33 166.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1853) 05/26/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.29 0.00 2.54 4.57 1.13 69.47 19:14:02 0 42.18 0.00 2.63 3.41 1.58 50.19 19:14:02 1 20.19 0.00 1.67 2.09 0.97 75.08 19:14:02 2 7.69 0.00 1.48 8.87 0.78 81.17 19:14:02 3 19.08 0.00 4.39 3.87 1.20 71.46 19:15:01 all 25.06 0.00 1.51 1.46 1.22 70.76 19:15:01 0 9.88 0.00 0.95 1.01 1.15 87.01 19:15:01 1 52.15 0.00 2.58 0.86 1.61 42.80 19:15:01 2 29.88 0.00 2.12 3.87 1.29 62.85 19:15:01 3 8.40 0.00 0.42 0.10 0.83 90.25 19:16:01 all 36.46 0.00 1.81 1.39 2.28 58.05 19:16:01 0 25.45 0.00 2.07 3.05 1.95 67.49 19:16:01 1 62.78 0.00 1.60 0.10 2.68 32.84 19:16:01 2 28.47 0.00 1.42 1.98 2.08 66.04 19:16:01 3 29.14 0.00 2.13 0.47 2.40 65.87 19:17:01 all 21.03 0.00 1.05 0.73 0.81 76.38 19:17:01 0 9.47 0.00 0.56 0.58 0.38 89.00 19:17:01 1 12.00 0.00 0.93 0.03 0.55 86.49 19:17:01 2 24.43 0.00 1.15 2.08 0.83 71.50 19:17:01 3 38.24 0.00 1.60 0.22 1.48 58.47 Average: all 26.21 0.00 1.73 2.04 1.36 68.66 Average: 0 21.78 0.00 1.55 2.02 1.26 73.39 Average: 1 36.72 0.00 1.69 0.77 1.45 59.37 Average: 2 22.58 0.00 1.54 4.20 1.25 70.43 Average: 3 23.79 0.00 2.14 1.17 1.48 71.43