---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2046 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 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 543 12640 0 2855 15166 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:ca:60:07 brd ff:ff:ff:ff:ff:ff inet 10.30.106.85/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86062sec preferred_lft 86062sec inet6 fe80::f816:3eff:feca:6007/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2046) 12/03/23 _x86_64_ (4 CPU) 06:37:22 LINUX RESTART (4 CPU) 06:38:01 tps rtps wtps bread/s bwrtn/s 06:39:01 132.58 28.28 104.30 2149.24 41131.01 06:40:01 239.44 18.51 220.93 978.90 28019.20 06:41:01 108.18 12.03 96.15 549.64 14685.42 06:42:01 60.64 0.98 59.66 63.72 4882.92 Average: 135.21 14.95 120.26 935.38 22179.64 06:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:39:01 13893608 15637224 2531360 15.41 71140 1867060 724392 4.15 613500 1695096 149328 06:40:01 12049548 14044628 4375420 26.64 86176 2091648 2810152 16.08 2238424 1885844 40776 06:41:01 11749628 14159720 4675340 28.46 98948 2478664 1987664 11.38 2244352 2150540 23424 06:42:01 12951556 15507592 3473412 21.15 103276 2611308 813448 4.66 993904 2193744 53032 Average: 12661085 14837291 3763883 22.92 89885 2262170 1583914 9.06 1522545 1981306 66640 06:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:39:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 06:39:01 ens3 79.44 53.71 1216.33 12.49 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 06:40:01 ens3 306.10 279.62 2769.04 67.16 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 06:41:01 ens3 367.69 308.72 4121.42 54.25 0.00 0.00 0.00 0.00 06:42:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 06:42:01 ens3 570.54 498.43 850.53 227.28 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 330.94 285.12 2239.33 90.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2046) 12/03/23 _x86_64_ (4 CPU) 06:37:22 LINUX RESTART (4 CPU) 06:38:01 CPU %user %nice %system %iowait %steal %idle 06:39:01 all 18.85 0.00 1.46 4.09 0.05 75.54 06:39:01 0 25.83 0.00 1.64 9.81 0.07 62.66 06:39:01 1 14.19 0.00 1.44 4.84 0.07 79.47 06:39:01 2 27.49 0.00 2.01 1.41 0.05 69.05 06:39:01 3 7.86 0.00 0.72 0.32 0.02 91.08 06:40:01 all 29.28 0.00 1.68 2.63 0.08 66.33 06:40:01 0 27.04 0.00 1.77 4.91 0.07 66.21 06:40:01 1 26.39 0.00 2.78 4.46 0.10 66.27 06:40:01 2 32.65 0.00 0.94 0.65 0.08 65.68 06:40:01 3 31.03 0.00 1.24 0.50 0.08 67.15 06:41:01 all 58.87 0.00 2.21 0.53 0.12 38.27 06:41:01 0 64.14 0.00 2.31 1.25 0.12 32.19 06:41:01 1 48.98 0.00 2.16 0.22 0.13 48.51 06:41:01 2 60.84 0.00 2.40 0.62 0.12 36.03 06:41:01 3 61.55 0.00 1.96 0.03 0.13 36.32 06:42:01 all 57.61 0.00 2.44 0.15 0.14 39.66 06:42:01 0 64.96 0.00 3.01 0.05 0.15 31.84 06:42:01 1 53.14 0.00 2.97 0.40 0.13 43.34 06:42:01 2 63.47 0.00 1.95 0.07 0.13 34.38 06:42:01 3 48.83 0.00 1.86 0.08 0.15 49.08 Average: all 41.14 0.00 1.95 1.85 0.10 54.96 Average: 0 45.46 0.00 2.18 4.01 0.10 48.25 Average: 1 35.66 0.00 2.34 2.48 0.11 59.41 Average: 2 46.09 0.00 1.82 0.69 0.10 51.30 Average: 3 37.33 0.00 1.44 0.23 0.10 60.90