---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5483 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / 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 570 12651 0 2818 15139 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 mq state UP group default qlen 1000 link/ether fa:16:3e:14:fb:35 brd ff:ff:ff:ff:ff:ff inet 10.30.107.137/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fe14:fb35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5483) 02/15/24 _x86_64_ (4 CPU) 06:37:25 LINUX RESTART (4 CPU) 06:38:00 tps rtps wtps bread/s bwrtn/s 06:39:01 113.10 27.90 85.20 2122.14 15086.58 06:40:01 240.46 23.64 216.82 1193.27 16928.87 06:41:01 95.75 6.83 88.92 327.89 18738.02 06:42:01 65.17 1.30 63.87 72.12 9206.33 06:43:01 48.21 1.12 47.09 60.12 10479.19 Average: 112.55 12.21 100.34 759.67 14091.46 06:38:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:39:01 13913792 15618516 2511176 15.29 71308 1829012 733304 4.20 630628 1657012 118016 06:40:01 12188036 14161120 4236932 25.80 86412 2069604 2139256 12.24 2155540 1826392 42424 06:41:01 11841248 14203472 4583720 27.91 96792 2435676 1921184 10.99 2195360 2108760 25580 06:42:01 13018344 15534480 3406624 20.74 102612 2573212 766608 4.39 963656 2156392 66372 06:43:01 12957908 15505940 3467060 21.11 108420 2598444 791284 4.53 1005164 2174020 27592 Average: 12783866 15004706 3641102 22.17 93109 2301190 1270327 7.27 1390070 1984515 55997 06:38:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:39:01 ens3 78.18 54.29 1080.20 12.90 0.00 0.00 0.00 0.00 06:39:01 lo 1.11 1.11 0.12 0.12 0.00 0.00 0.00 0.00 06:40:01 ens3 318.44 293.70 2855.17 68.03 0.00 0.00 0.00 0.00 06:40:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 06:41:01 ens3 384.44 292.05 3992.94 52.25 0.00 0.00 0.00 0.00 06:41:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 06:42:01 ens3 657.46 542.99 900.18 245.18 0.00 0.00 0.00 0.00 06:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:43:01 ens3 248.11 234.81 333.27 624.06 0.00 0.00 0.00 0.00 06:43:01 lo 35.19 35.19 3.17 3.17 0.00 0.00 0.00 0.00 Average: ens3 336.47 282.81 1830.00 199.85 0.00 0.00 0.00 0.00 Average: lo 7.47 7.47 0.68 0.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5483) 02/15/24 _x86_64_ (4 CPU) 06:37:25 LINUX RESTART (4 CPU) 06:38:00 CPU %user %nice %system %iowait %steal %idle 06:39:01 all 19.53 0.00 1.68 2.50 0.06 76.23 06:39:01 0 6.05 0.00 1.51 5.69 0.05 86.70 06:39:01 1 34.06 0.00 2.70 1.17 0.07 62.01 06:39:01 2 20.64 0.00 1.32 1.16 0.07 76.81 06:39:01 3 17.40 0.00 1.23 1.98 0.05 79.34 06:40:01 all 35.69 0.00 1.89 2.16 0.08 60.18 06:40:01 0 37.07 0.00 1.90 3.54 0.07 57.42 06:40:01 1 34.35 0.00 1.40 0.30 0.07 63.88 06:40:01 2 37.10 0.00 1.29 0.59 0.08 60.95 06:40:01 3 34.27 0.00 2.97 4.20 0.08 58.47 06:41:01 all 54.69 0.00 1.97 0.98 0.10 42.26 06:41:01 0 58.27 0.00 2.55 0.42 0.10 38.67 06:41:01 1 58.76 0.00 1.02 1.25 0.10 38.88 06:41:01 2 55.58 0.00 2.21 1.24 0.10 40.87 06:41:01 3 46.14 0.00 2.10 1.04 0.10 50.63 06:42:01 all 60.35 0.00 2.79 0.36 0.09 36.40 06:42:01 0 54.59 0.00 3.05 0.03 0.10 42.23 06:42:01 1 64.83 0.00 2.70 1.36 0.08 31.03 06:42:01 2 63.50 0.00 3.00 0.02 0.10 33.38 06:42:01 3 58.42 0.00 2.43 0.05 0.08 39.01 06:43:01 all 20.85 0.00 1.26 1.24 0.05 76.61 06:43:01 0 38.94 0.00 1.90 0.32 0.07 58.77 06:43:01 1 19.52 0.00 1.24 4.39 0.05 74.80 06:43:01 2 7.55 0.00 0.85 0.05 0.03 91.51 06:43:01 3 17.39 0.00 1.05 0.15 0.05 81.36 Average: all 38.13 0.00 1.92 1.45 0.07 58.43 Average: 0 38.82 0.00 2.18 2.02 0.08 56.91 Average: 1 42.27 0.00 1.81 1.69 0.07 54.15 Average: 2 36.78 0.00 1.73 0.61 0.08 60.79 Average: 3 34.63 0.00 1.95 1.48 0.07 61.86