---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5323 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: 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 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 7.7G 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 467 5297 0 2210 7226 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:38:86:1a brd ff:ff:ff:ff:ff:ff inet 10.32.7.254/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe38:861a/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-5323) 02/07/26 _x86_64_ (4 CPU) 07:38:53 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:02 142.37 55.08 87.28 3627.87 40628.42 07:41:01 74.53 12.64 61.89 254.19 12437.62 07:42:01 75.89 6.05 69.84 402.80 8180.47 07:43:01 28.85 0.68 28.16 77.72 3608.73 Average: 80.43 18.64 61.79 1094.01 16228.25 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:02 5947136 7382776 2220284 27.18 38544 1576488 734280 7.97 623076 1432192 100564 07:41:01 5434572 7195868 2732848 33.46 58856 1864284 916952 9.95 825320 1707172 101812 07:42:01 5455636 7417236 2711784 33.20 66248 2050432 658728 7.15 670552 1828216 71752 07:43:01 5411528 7384180 2755892 33.74 68880 2058536 705136 7.65 710992 1830788 9844 Average: 5562218 7345015 2605202 31.90 58132 1887435 753774 8.18 707485 1699592 70993 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:02 ens3 438.95 241.15 1431.09 66.17 0.00 0.00 0.00 0.00 07:40:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:41:01 ens3 203.75 164.75 2194.18 29.12 0.00 0.00 0.00 0.00 07:41:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 07:42:01 ens3 437.60 489.85 1874.66 90.11 0.00 0.00 0.00 0.00 07:42:01 lo 1.38 1.38 0.17 0.17 0.00 0.00 0.00 0.00 07:43:01 ens3 12.50 13.73 9.78 6.59 0.00 0.00 0.00 0.00 07:43:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 273.49 227.64 1374.03 48.08 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5323) 02/07/26 _x86_64_ (4 CPU) 07:38:53 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:02 all 21.63 0.00 2.85 4.23 1.06 70.23 07:40:02 0 30.16 0.00 5.01 7.32 1.26 56.26 07:40:02 1 33.11 0.00 3.42 1.67 1.27 60.52 07:40:02 2 10.50 0.00 1.76 4.66 0.97 82.10 07:40:02 3 12.80 0.00 1.20 3.29 0.73 81.97 07:41:01 all 28.60 0.00 1.70 1.39 1.36 66.94 07:41:01 0 43.56 0.00 2.36 0.81 1.77 51.50 07:41:01 1 40.58 0.00 2.41 0.68 1.48 54.85 07:41:01 2 21.12 0.00 1.25 4.04 1.23 72.36 07:41:01 3 9.20 0.00 0.78 0.03 0.97 89.02 07:42:01 all 41.34 0.00 1.98 1.28 2.35 53.04 07:42:01 0 43.10 0.00 1.84 0.38 2.16 52.52 07:42:01 1 37.60 0.00 1.44 0.18 2.27 58.51 07:42:01 2 40.07 0.00 2.49 1.98 1.93 53.53 07:42:01 3 44.61 0.00 2.15 2.60 3.05 47.59 07:43:01 all 20.97 0.00 0.90 0.81 0.58 76.73 07:43:01 0 31.67 0.00 0.98 0.08 0.82 66.45 07:43:01 1 25.95 0.00 0.73 0.05 0.65 72.62 07:43:01 2 13.31 0.00 1.18 2.15 0.45 82.90 07:43:01 3 12.95 0.00 0.72 0.95 0.42 84.97 Average: all 28.14 0.00 1.86 1.93 1.34 66.73 Average: 0 37.11 0.00 2.55 2.15 1.50 56.70 Average: 1 34.27 0.00 2.00 0.65 1.42 61.67 Average: 2 21.26 0.00 1.68 3.21 1.14 72.71 Average: 3 19.94 0.00 1.21 1.72 1.29 75.83