---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8006 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 7.7G 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 476 5279 0 2219 7218 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:0c:46:a5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.115/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe0c:46a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8006) 08/10/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 153.52 74.34 79.19 4494.05 40098.40 19:15:01 55.26 0.17 55.09 20.80 9556.01 19:16:01 85.63 18.81 66.82 697.10 12031.05 19:17:01 25.26 1.42 23.85 94.65 4528.45 Average: 79.89 23.70 56.19 1329.28 16572.39 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6046912 7432028 2120508 25.96 35908 1530580 676016 7.34 571056 1392880 66600 19:15:01 5690344 7381748 2477076 30.33 54904 1801932 710040 7.70 635000 1651752 166508 19:16:01 5451756 7423316 2715664 33.25 63444 2064796 654656 7.10 675732 1832316 100968 19:17:01 5384448 7370904 2782972 34.07 65792 2076752 691912 7.51 736576 1837504 8316 Average: 5643365 7401999 2524055 30.90 55012 1868515 683156 7.41 654591 1678613 85598 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 373.17 227.10 1248.20 65.98 0.00 0.00 0.00 0.00 19:14:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 34.04 24.55 673.62 3.83 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 299.42 279.82 1758.58 63.36 0.00 0.00 0.00 0.00 19:16:01 lo 2.00 2.00 0.20 0.20 0.00 0.00 0.00 0.00 19:17:01 ens3 58.31 59.16 28.98 527.02 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 190.78 147.10 923.87 165.47 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 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-8006) 08/10/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.82 0.00 3.25 5.04 1.81 68.08 19:14:01 0 10.90 0.00 1.99 6.53 1.82 78.76 19:14:01 1 17.06 0.00 1.50 5.62 1.33 74.49 19:14:01 2 32.82 0.00 6.48 3.14 2.23 55.34 19:14:01 3 26.51 0.00 3.01 4.88 1.88 63.72 19:15:01 all 19.64 0.00 1.26 1.91 1.66 75.53 19:15:01 0 23.84 0.00 1.26 6.27 1.44 67.19 19:15:01 1 13.23 0.00 1.36 0.93 2.48 82.00 19:15:01 2 26.58 0.00 1.43 0.25 1.54 70.20 19:15:01 3 15.03 0.00 0.96 0.20 1.16 82.65 19:16:01 all 38.16 0.00 2.27 1.93 4.69 52.95 19:16:01 0 36.01 0.00 2.11 4.97 4.43 52.48 19:16:01 1 37.45 0.00 2.21 1.32 4.69 54.32 19:16:01 2 39.20 0.00 2.15 0.88 4.29 53.48 19:16:01 3 39.91 0.00 2.65 0.60 5.36 51.49 19:17:01 all 19.84 0.00 0.83 1.05 1.70 76.59 19:17:01 0 2.60 0.00 0.51 3.48 0.94 92.46 19:17:01 1 63.97 0.00 1.76 0.37 2.61 31.29 19:17:01 2 6.34 0.00 0.47 0.05 0.93 92.21 19:17:01 3 6.70 0.00 0.57 0.28 2.31 90.13 Average: all 24.83 0.00 1.90 2.48 2.46 68.33 Average: 0 18.30 0.00 1.47 5.31 2.15 72.77 Average: 1 32.84 0.00 1.70 2.06 2.77 60.63 Average: 2 26.22 0.00 2.63 1.08 2.24 67.82 Average: 3 21.97 0.00 1.79 1.48 2.67 72.08