---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3686 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.4G 69G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 575 12076 0 3388 15133 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:8d:b3:ba brd ff:ff:ff:ff:ff:ff inet 10.30.107.83/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe8d:b3ba/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3686) 11/24/23 _x86_64_ (4 CPU) 04:31:42 LINUX RESTART (4 CPU) 04:32:01 tps rtps wtps bread/s bwrtn/s 04:33:01 112.93 38.51 74.42 1872.35 31126.55 04:34:01 297.08 10.40 286.69 222.36 43757.11 04:35:01 651.38 0.00 651.38 0.00 44730.02 04:36:01 1.67 0.02 1.65 4.27 431.20 04:37:01 51.71 27.71 24.00 1887.02 7758.57 Average: 222.98 15.33 207.65 797.20 25562.17 04:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 14069780 15604928 2355188 14.34 58608 1680456 760052 4.35 632184 1519160 147724 04:34:01 12565360 15095024 3859608 23.50 127744 2497664 1345088 7.70 1191564 2314280 632756 04:35:01 12011104 14870188 4413864 26.87 130632 2811172 1612944 9.23 1473308 2569296 7284 04:36:01 10902308 13762332 5522660 33.62 130712 2812480 2764076 15.82 2566592 2568800 5376 04:37:01 12402952 15527344 4022016 24.49 146396 3052696 769288 4.40 923056 2727436 64668 Average: 12390301 14971963 4034667 24.56 118818 2570894 1450290 8.30 1357341 2339794 171562 04:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 04:33:01 ens3 157.17 91.27 950.65 26.27 0.00 0.00 0.00 0.00 04:34:01 lo 4.07 4.07 0.75 0.75 0.00 0.00 0.00 0.00 04:34:01 ens3 374.80 245.04 2615.16 58.77 0.00 0.00 0.00 0.00 04:35:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 04:35:01 ens3 155.83 101.98 1816.07 12.97 0.00 0.00 0.00 0.00 04:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 04:36:01 ens3 1.23 0.65 0.55 0.69 0.00 0.00 0.00 0.00 04:37:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 04:37:01 ens3 328.06 238.83 2550.03 51.66 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 203.43 135.56 1586.55 30.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3686) 11/24/23 _x86_64_ (4 CPU) 04:31:42 LINUX RESTART (4 CPU) 04:32:01 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 19.58 0.00 1.49 7.43 0.06 71.45 04:33:01 0 24.19 0.00 1.57 3.09 0.05 71.10 04:33:01 1 10.42 0.00 0.97 22.85 0.05 65.70 04:33:01 2 22.94 0.00 1.89 2.96 0.07 72.14 04:33:01 3 20.75 0.00 1.57 0.80 0.07 76.81 04:34:01 all 24.94 0.00 4.16 6.74 0.10 64.05 04:34:01 0 17.40 0.00 3.28 0.30 0.07 78.96 04:34:01 1 28.13 0.00 5.77 17.17 0.08 48.84 04:34:01 2 16.40 0.00 3.30 5.34 0.12 74.85 04:34:01 3 37.82 0.00 4.27 4.12 0.12 53.67 04:35:01 all 28.33 0.00 2.36 6.45 0.10 62.75 04:35:01 0 23.61 0.00 1.41 0.03 0.08 74.86 04:35:01 1 45.96 0.00 2.70 6.52 0.15 44.67 04:35:01 2 21.09 0.00 2.53 16.84 0.10 59.44 04:35:01 3 22.57 0.00 2.84 2.50 0.10 71.99 04:36:01 all 35.31 0.00 1.09 0.06 0.09 63.44 04:36:01 0 22.34 0.00 0.72 0.00 0.08 76.85 04:36:01 1 53.86 0.00 1.64 0.18 0.10 44.22 04:36:01 2 30.29 0.00 1.01 0.02 0.08 68.61 04:36:01 3 34.79 0.00 0.99 0.05 0.10 64.08 04:37:01 all 29.70 0.00 1.77 1.01 0.08 67.44 04:37:01 0 23.40 0.00 0.98 0.15 0.07 75.40 04:37:01 1 33.14 0.00 1.50 1.57 0.08 63.70 04:37:01 2 39.17 0.00 2.86 0.93 0.08 56.95 04:37:01 3 23.02 0.00 1.75 1.36 0.07 73.81 Average: all 27.58 0.00 2.17 4.33 0.09 65.83 Average: 0 22.20 0.00 1.59 0.72 0.07 75.43 Average: 1 34.31 0.00 2.51 9.65 0.09 53.44 Average: 2 26.03 0.00 2.31 5.20 0.09 66.36 Average: 3 27.78 0.00 2.28 1.76 0.09 68.09