---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2983 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 7.8G 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 471 5122 0 2382 7221 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:1f:2e:4f brd ff:ff:ff:ff:ff:ff inet 10.32.7.195/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:fe1f:2e4f/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-2983) 01/10/26 _x86_64_ (4 CPU) 22:37:55 LINUX RESTART (4 CPU) 22:38:02 tps rtps wtps bread/s bwrtn/s 22:39:01 150.70 65.07 85.63 4317.23 41494.95 22:40:01 85.29 29.71 55.57 1657.19 9978.60 22:41:01 31.14 0.17 30.98 2.40 6040.99 22:42:01 10.20 0.00 10.20 0.00 3502.48 22:43:01 53.97 2.73 51.24 189.97 9261.66 Average: 65.98 19.38 46.59 1223.05 13963.98 22:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 5955640 7392996 2211780 27.08 38192 1578840 727420 7.89 611900 1436496 97124 22:40:01 5600720 7301540 2566700 31.43 57048 1807984 847752 9.20 716680 1655560 100404 22:41:01 5527732 7303400 2639688 32.32 59468 1878448 788076 8.55 716416 1724680 1532 22:42:01 5385408 7264564 2782012 34.06 61312 1977716 814312 8.84 755436 1822204 3720 22:43:01 5275588 7419328 2891832 35.41 66620 2231208 658284 7.14 641404 2035912 25860 Average: 5549018 7336366 2618402 32.06 56528 1894839 767169 8.32 688367 1734970 45728 22:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:01 ens3 462.14 251.89 1450.14 67.40 0.00 0.00 0.00 0.00 22:39:01 lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 22:40:01 ens3 68.69 47.79 429.97 13.55 0.00 0.00 0.00 0.00 22:40:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 22:41:01 ens3 108.05 117.95 1164.60 17.42 0.00 0.00 0.00 0.00 22:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:42:01 ens3 316.41 291.58 1669.72 31.35 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 340.89 351.01 2471.54 55.98 0.00 0.00 0.00 0.00 22:43:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 258.56 211.91 1437.15 37.04 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2983) 01/10/26 _x86_64_ (4 CPU) 22:37:55 LINUX RESTART (4 CPU) 22:38:02 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 22.48 0.00 2.52 4.13 0.97 69.90 22:39:01 0 22.01 0.00 1.87 2.39 1.02 72.72 22:39:01 1 26.38 0.00 4.31 2.94 1.04 65.33 22:39:01 2 7.31 0.00 1.94 9.12 0.59 81.04 22:39:01 3 34.23 0.00 1.99 2.07 1.22 60.48 22:40:01 all 22.96 0.00 1.37 1.86 0.93 72.87 22:40:01 0 10.79 0.00 0.55 0.27 0.40 88.00 22:40:01 1 14.46 0.00 1.28 3.84 0.88 79.53 22:40:01 2 35.04 0.00 2.14 1.76 1.43 59.62 22:40:01 3 31.54 0.00 1.48 1.57 1.02 64.39 22:41:01 all 9.39 0.00 0.50 0.56 0.49 89.06 22:41:01 0 8.07 0.00 0.69 0.12 0.27 90.86 22:41:01 1 4.34 0.00 0.28 1.55 0.20 93.63 22:41:01 2 7.89 0.00 0.75 0.58 0.37 90.41 22:41:01 3 17.27 0.00 0.27 0.00 1.12 81.34 22:42:01 all 5.65 0.00 0.52 0.05 0.30 93.48 22:42:01 0 8.05 0.00 0.83 0.00 0.30 90.82 22:42:01 1 3.02 0.00 0.13 0.12 0.17 96.56 22:42:01 2 5.71 0.00 0.47 0.00 0.27 93.56 22:42:01 3 5.82 0.00 0.62 0.08 0.52 92.96 22:43:01 all 22.15 0.00 1.49 0.78 0.80 74.78 22:43:01 0 6.80 0.00 0.88 0.23 0.48 91.60 22:43:01 1 22.91 0.00 1.75 2.14 0.79 72.41 22:43:01 2 43.87 0.00 1.89 0.40 1.15 52.69 22:43:01 3 15.04 0.00 1.44 0.32 0.78 82.42 Average: all 16.51 0.00 1.27 1.47 0.70 80.05 Average: 0 11.11 0.00 0.96 0.60 0.49 86.84 Average: 1 14.18 0.00 1.54 2.12 0.61 81.55 Average: 2 20.01 0.00 1.43 2.35 0.76 75.45 Average: 3 20.74 0.00 1.16 0.80 0.93 76.37