---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5274 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 594 12664 0 2780 15124 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:15:00:12 brd ff:ff:ff:ff:ff:ff inet 10.30.106.31/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fe15:12/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5274) 11/27/23 _x86_64_ (4 CPU) 17:47:31 LINUX RESTART (4 CPU) 17:48:01 tps rtps wtps bread/s bwrtn/s 17:49:01 101.98 32.38 69.61 1659.86 26199.63 17:50:01 181.40 38.85 142.55 2361.60 38163.20 17:51:01 22.86 4.10 18.76 146.91 19241.33 17:52:01 5.87 0.22 5.65 5.73 857.32 17:53:01 31.19 2.98 28.21 325.41 16132.64 Average: 68.66 15.70 52.95 899.85 20118.22 17:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:49:01 14071400 15631428 2353568 14.33 59676 1702772 755072 4.32 606696 1540328 165836 17:50:01 12819520 14829840 3605448 21.95 77312 2119096 1497236 8.57 1466356 1896284 20144 17:51:01 12009556 14024852 4415412 26.88 77464 2123900 2351324 13.46 2314628 1854256 24 17:52:01 13025244 15360344 3399724 20.70 78480 2437920 1053892 6.03 1092196 2055136 292436 17:53:01 12992560 15509604 3432408 20.90 83460 2611876 835108 4.78 1007164 2168520 53104 Average: 12983656 15071214 3441312 20.95 75278 2199113 1298526 7.43 1297408 1902905 106309 17:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:49:01 ens3 70.90 47.48 872.42 9.06 0.00 0.00 0.00 0.00 17:49:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 17:50:01 ens3 360.37 287.23 4090.39 54.70 0.00 0.00 0.00 0.00 17:50:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 17:51:01 ens3 61.84 36.56 14.81 25.24 0.00 0.00 0.00 0.00 17:51:01 lo 100.67 100.67 47.58 47.58 0.00 0.00 0.00 0.00 17:52:01 ens3 356.69 214.10 902.03 73.07 0.00 0.00 0.00 0.00 17:52:01 lo 90.32 90.32 29.72 29.72 0.00 0.00 0.00 0.00 17:53:01 ens3 528.51 338.88 2510.34 105.03 0.00 0.00 0.00 0.00 17:53:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 275.66 184.85 1677.92 53.42 0.00 0.00 0.00 0.00 Average: lo 38.72 38.72 15.52 15.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5274) 11/27/23 _x86_64_ (4 CPU) 17:47:31 LINUX RESTART (4 CPU) 17:48:01 CPU %user %nice %system %iowait %steal %idle 17:49:01 all 18.53 0.00 1.37 6.10 0.05 73.95 17:49:01 0 38.12 0.00 2.32 3.58 0.10 55.88 17:49:01 1 25.80 0.00 1.72 0.85 0.05 71.58 17:49:01 2 4.63 0.00 0.70 1.44 0.03 93.20 17:49:01 3 5.64 0.00 0.73 18.50 0.02 75.11 17:50:01 all 37.20 0.00 2.02 7.96 0.10 52.72 17:50:01 0 30.18 0.00 1.86 11.82 0.08 56.05 17:50:01 1 51.99 0.00 2.45 6.14 0.10 39.33 17:50:01 2 36.66 0.00 1.67 3.26 0.12 58.29 17:50:01 3 29.99 0.00 2.09 10.59 0.10 57.23 17:51:01 all 55.53 0.00 0.99 1.74 0.13 41.61 17:51:01 0 54.10 0.00 0.88 0.52 0.12 44.38 17:51:01 1 48.51 0.00 1.04 1.07 0.12 49.26 17:51:01 2 68.38 0.00 1.08 0.17 0.15 30.22 17:51:01 3 51.18 0.00 1.01 5.22 0.13 42.46 17:52:01 all 51.48 0.00 1.12 0.15 0.10 47.15 17:52:01 0 37.48 0.00 1.18 0.02 0.08 61.24 17:52:01 1 48.25 0.00 1.31 0.08 0.08 50.28 17:52:01 2 59.77 0.00 1.14 0.00 0.10 38.99 17:52:01 3 60.50 0.00 0.84 0.50 0.12 38.04 17:53:01 all 28.33 0.00 1.43 1.25 0.07 68.91 17:53:01 0 16.60 0.00 1.15 0.08 0.08 82.09 17:53:01 1 30.46 0.00 1.09 3.28 0.08 65.09 17:53:01 2 30.79 0.00 1.92 1.29 0.07 65.94 17:53:01 3 35.51 0.00 1.57 0.37 0.07 62.48 Average: all 38.19 0.00 1.39 3.44 0.09 56.89 Average: 0 35.30 0.00 1.48 3.19 0.09 59.93 Average: 1 40.99 0.00 1.52 2.28 0.09 55.13 Average: 2 39.98 0.00 1.30 1.23 0.09 57.39 Average: 3 36.52 0.00 1.25 7.05 0.09 55.09