---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-44500 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 9.2G 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 631 12302 0 3106 15078 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:78:15:a6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.18/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85957sec preferred_lft 85957sec inet6 fe80::f816:3eff:fe78:15a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-44500) 09/08/25 _x86_64_ (4 CPU) 18:34:05 LINUX RESTART (4 CPU) 18:35:01 tps rtps wtps bread/s bwrtn/s 18:36:01 166.46 42.47 123.99 2513.56 15412.60 18:37:01 12.45 0.05 12.40 3.33 1206.33 18:38:01 37.51 1.07 36.44 33.59 8183.17 18:39:01 13.03 0.40 12.63 10.13 1300.18 18:40:01 18.51 1.78 16.73 220.10 6357.87 18:41:01 36.31 3.65 32.66 178.50 17442.69 Average: 47.38 8.24 39.15 493.26 8317.34 18:35:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:36:01 12390348 14256888 4034620 24.56 77092 1977896 2089204 11.96 2046280 1745248 16692 18:37:01 11558748 13461440 4866220 29.63 78592 2010524 2625712 15.03 2852060 1765932 19744 18:38:01 11955308 14095648 4469660 27.21 85580 2232964 2115992 12.11 2249828 1956132 16228 18:39:01 11697160 13867128 4727808 28.78 87816 2257832 2191612 12.54 2480916 1977840 13144 18:40:01 12400504 15145676 4024464 24.50 90044 2818336 1151008 6.59 1263720 2475372 401924 18:41:01 12580764 15418728 3844204 23.40 94320 2899388 876932 5.02 1037936 2514732 25652 Average: 12097139 14374251 4327829 26.35 85574 2366157 1841743 10.54 1988457 2072543 82231 18:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:36:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 18:36:01 ens3 369.81 287.14 2240.16 75.74 0.00 0.00 0.00 0.00 18:37:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:37:01 ens3 2648.59 1732.38 810.64 751.86 0.00 0.00 0.00 0.00 18:38:01 lo 13.03 13.03 5.96 5.96 0.00 0.00 0.00 0.00 18:38:01 ens3 1792.93 1154.92 3515.35 424.57 0.00 0.00 0.00 0.00 18:39:01 lo 3.32 3.32 4.46 4.46 0.00 0.00 0.00 0.00 18:39:01 ens3 543.16 297.97 185.96 154.31 0.00 0.00 0.00 0.00 18:40:01 lo 4.92 4.92 0.80 0.80 0.00 0.00 0.00 0.00 18:40:01 ens3 813.31 515.48 1746.82 138.43 0.00 0.00 0.00 0.00 18:41:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 18:41:01 ens3 1131.31 784.57 1241.39 312.55 0.00 0.00 0.00 0.00 Average: lo 3.75 3.75 1.89 1.89 0.00 0.00 0.00 0.00 Average: ens3 1216.50 795.40 1623.40 309.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-44500) 09/08/25 _x86_64_ (4 CPU) 18:34:05 LINUX RESTART (4 CPU) 18:35:01 CPU %user %nice %system %iowait %steal %idle 18:36:01 all 51.45 0.00 2.02 1.10 0.10 45.34 18:36:01 0 47.51 0.00 2.04 1.37 0.10 48.98 18:36:01 1 49.87 0.00 1.58 0.87 0.08 47.60 18:36:01 2 49.63 0.00 2.07 0.80 0.10 47.39 18:36:01 3 58.80 0.00 2.37 1.32 0.10 37.42 18:37:01 all 71.46 0.00 5.36 0.02 0.09 23.07 18:37:01 0 73.06 0.00 4.37 0.02 0.08 22.47 18:37:01 1 66.79 0.00 7.54 0.02 0.08 25.57 18:37:01 2 70.44 0.00 3.57 0.05 0.10 25.85 18:37:01 3 75.53 0.00 5.96 0.00 0.08 18.43 18:38:01 all 65.32 0.00 4.43 0.04 0.09 30.12 18:38:01 0 65.17 0.00 4.82 0.03 0.10 29.87 18:38:01 1 59.36 0.00 4.15 0.00 0.08 36.40 18:38:01 2 60.47 0.00 4.62 0.13 0.08 34.69 18:38:01 3 76.22 0.00 4.16 0.02 0.10 19.50 18:39:01 all 59.84 0.00 1.96 0.07 0.08 38.05 18:39:01 0 60.94 0.00 1.95 0.00 0.07 37.04 18:39:01 1 60.69 0.00 1.69 0.02 0.08 37.52 18:39:01 2 55.62 0.00 3.03 0.20 0.08 41.06 18:39:01 3 62.19 0.00 1.12 0.05 0.07 36.57 18:40:01 all 56.51 0.00 2.31 0.15 0.09 40.93 18:40:01 0 55.85 0.00 2.41 0.02 0.10 41.62 18:40:01 1 47.92 0.00 2.17 0.07 0.10 49.74 18:40:01 2 54.85 0.00 1.72 0.49 0.08 42.86 18:40:01 3 67.45 0.00 2.98 0.07 0.08 29.42 18:41:01 all 45.40 0.00 1.95 0.31 0.08 52.26 18:41:01 0 44.25 0.00 1.34 0.07 0.07 54.28 18:41:01 1 43.99 0.00 2.29 0.03 0.08 53.60 18:41:01 2 39.30 0.00 1.29 0.57 0.08 58.76 18:41:01 3 54.08 0.00 2.84 0.57 0.07 42.44 Average: all 58.33 0.00 3.00 0.28 0.09 38.30 Average: 0 57.80 0.00 2.82 0.25 0.09 39.04 Average: 1 54.75 0.00 3.23 0.17 0.09 41.76 Average: 2 55.07 0.00 2.72 0.37 0.09 41.75 Average: 3 65.71 0.00 3.24 0.34 0.08 30.63