---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5450 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 9.3G 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 562 12094 0 3382 15146 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:77:1f:58 brd ff:ff:ff:ff:ff:ff inet 10.30.106.86/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86072sec preferred_lft 86072sec inet6 fe80::f816:3eff:fe77:1f58/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5450) 12/16/23 _x86_64_ (4 CPU) 04:31:20 LINUX RESTART (4 CPU) 04:32:01 tps rtps wtps bread/s bwrtn/s 04:33:01 278.02 23.60 254.42 1193.93 24726.68 04:34:01 652.56 0.08 652.47 0.80 50431.73 04:35:01 10.30 0.02 10.28 4.27 10183.90 04:36:01 49.93 27.09 22.84 1819.26 14254.85 Average: 247.69 12.70 235.00 754.61 24898.85 04:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 13490484 15323460 2934484 17.87 77404 1943396 1077748 6.17 930532 1762488 162496 04:34:01 12046436 14912368 4378532 26.66 131776 2816380 1583008 9.06 1428172 2574476 9144 04:35:01 11847104 14713432 4577864 27.87 131864 2816512 1747292 10.00 1626788 2572808 3316 04:36:01 12417448 15526812 4007520 24.40 146332 3035896 763204 4.37 913640 2716640 74708 Average: 12450368 15119018 3974600 24.20 121844 2653046 1292813 7.40 1224783 2406603 62416 04:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 04:33:01 ens3 153.51 102.47 1910.19 26.44 0.00 0.00 0.00 0.00 04:34:01 lo 3.73 3.73 0.71 0.71 0.00 0.00 0.00 0.00 04:34:01 ens3 412.56 230.48 3092.21 35.74 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 ens3 4.57 4.70 0.34 4.08 0.00 0.00 0.00 0.00 04:36:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 04:36:01 ens3 444.47 266.49 2349.08 58.67 0.00 0.00 0.00 0.00 Average: lo 1.33 1.33 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 253.78 151.04 1837.98 31.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5450) 12/16/23 _x86_64_ (4 CPU) 04:31:20 LINUX RESTART (4 CPU) 04:32:01 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 23.22 0.00 2.01 4.46 0.06 70.25 04:33:01 0 18.73 0.00 1.21 0.15 0.05 79.87 04:33:01 1 34.69 0.00 2.22 2.98 0.07 60.04 04:33:01 2 11.10 0.00 1.44 6.56 0.05 80.86 04:33:01 3 28.39 0.00 3.18 8.13 0.08 60.22 04:34:01 all 28.12 0.00 4.60 7.04 0.11 60.13 04:34:01 0 16.68 0.00 4.09 3.91 0.10 75.22 04:34:01 1 33.97 0.00 6.94 17.28 0.10 41.71 04:34:01 2 38.38 0.00 3.94 1.55 0.10 56.03 04:34:01 3 23.52 0.00 3.46 5.45 0.10 67.47 04:35:01 all 27.36 0.00 0.83 0.69 0.08 71.04 04:35:01 0 15.52 0.00 0.67 0.13 0.08 83.59 04:35:01 1 24.12 0.00 0.76 0.00 0.08 75.04 04:35:01 2 18.59 0.00 0.57 0.15 0.10 80.59 04:35:01 3 51.23 0.00 1.30 2.46 0.08 44.93 04:36:01 all 36.01 0.00 1.81 1.27 0.10 60.80 04:36:01 0 36.14 0.00 2.38 0.27 0.07 61.14 04:36:01 1 37.97 0.00 1.93 0.98 0.08 59.03 04:36:01 2 34.51 0.00 1.14 0.12 0.13 64.10 04:36:01 3 35.45 0.00 1.80 3.70 0.10 58.95 Average: all 28.68 0.00 2.31 3.35 0.09 65.57 Average: 0 21.76 0.00 2.08 1.11 0.08 74.97 Average: 1 32.66 0.00 2.95 5.26 0.08 59.05 Average: 2 25.61 0.00 1.76 2.10 0.10 70.44 Average: 3 34.68 0.00 2.43 4.93 0.09 57.87