---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-409 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 465 5293 0 2216 7228 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:8d:fd:b7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.94/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe8d:fdb7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-409) 05/09/26 _x86_64_ (4 CPU) 07:38:55 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 149.71 64.86 84.85 4248.89 40647.91 07:41:01 67.47 12.48 55.00 265.69 9353.10 07:42:01 74.87 5.88 68.98 394.00 10711.20 07:43:01 31.56 0.83 30.72 87.17 4482.51 Average: 80.90 21.01 59.89 1248.80 16297.55 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 6002940 7425248 2164480 26.50 36700 1565820 691300 7.50 574492 1428332 87368 07:41:01 5622924 7279848 2544496 31.15 56872 1764552 879804 9.55 740972 1609656 101364 07:42:01 5052072 6963556 3115348 38.14 64460 2003248 988872 10.73 1109284 1793592 35032 07:43:01 5433148 7411492 2734272 33.48 68140 2065332 683248 7.41 683740 1837728 9356 Average: 5527771 7270036 2639649 32.32 56543 1849738 810806 8.80 777122 1667327 58280 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:40:01 ens3 410.28 231.61 1449.92 65.17 0.00 0.00 0.00 0.00 07:41:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 07:41:01 ens3 68.54 57.05 470.86 14.48 0.00 0.00 0.00 0.00 07:42:01 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 07:42:01 ens3 423.30 472.98 3191.37 74.52 0.00 0.00 0.00 0.00 07:43:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:43:01 ens3 90.42 95.05 404.13 22.73 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 248.10 214.14 1378.84 44.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-409) 05/09/26 _x86_64_ (4 CPU) 07:38:55 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 21.30 0.00 2.81 4.87 1.72 69.30 07:40:01 0 20.31 0.00 1.97 8.13 1.64 67.95 07:40:01 1 12.73 0.00 1.17 4.20 1.07 80.83 07:40:01 2 42.53 0.00 2.93 2.25 2.37 49.92 07:40:01 3 9.67 0.00 5.14 4.92 1.79 78.48 07:41:01 all 23.84 0.00 1.61 1.87 2.05 70.62 07:41:01 0 17.43 0.00 1.41 1.41 1.74 78.01 07:41:01 1 14.16 0.00 1.00 0.60 1.21 83.03 07:41:01 2 43.64 0.00 2.58 0.35 2.89 50.54 07:41:01 3 20.06 0.00 1.44 5.11 2.37 71.02 07:42:01 all 40.19 0.00 2.03 0.83 4.42 52.53 07:42:01 0 46.14 0.00 1.84 0.36 4.28 47.38 07:42:01 1 36.04 0.00 2.21 1.73 4.40 55.62 07:42:01 2 41.25 0.00 1.44 0.22 3.96 53.13 07:42:01 3 37.34 0.00 2.64 1.04 5.02 53.97 07:43:01 all 21.77 0.00 1.09 0.65 1.45 75.04 07:43:01 0 17.98 0.00 1.06 0.13 1.43 79.40 07:43:01 1 29.76 0.00 1.28 0.45 1.66 66.85 07:43:01 2 32.49 0.00 1.06 0.12 1.58 64.75 07:43:01 3 6.89 0.00 0.96 1.89 1.11 89.14 Average: all 26.79 0.00 1.88 2.05 2.41 66.86 Average: 0 25.48 0.00 1.57 2.50 2.27 68.18 Average: 1 23.18 0.00 1.41 1.74 2.09 71.57 Average: 2 39.98 0.00 2.01 0.73 2.70 54.58 Average: 3 18.52 0.00 2.54 3.24 2.58 73.11