---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1575 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 9.1G 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 646 12438 0 2954 15063 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:cf:50:4a brd ff:ff:ff:ff:ff:ff inet 10.30.107.182/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85975sec preferred_lft 85975sec inet6 fe80::f816:3eff:fecf:504a/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-1575) 10/01/25 _x86_64_ (4 CPU) 09:13:08 LINUX RESTART (4 CPU) 09:14:01 tps rtps wtps bread/s bwrtn/s 09:15:01 172.37 40.19 132.18 2457.06 23476.49 09:16:01 17.90 2.20 15.70 67.06 8909.32 09:17:01 41.69 1.05 40.64 31.32 15373.28 09:18:01 17.33 0.43 16.89 12.53 9256.65 09:19:01 18.51 0.70 17.81 72.91 9212.13 09:20:01 44.58 1.28 43.30 92.63 25021.19 Average: 52.06 7.64 44.42 455.45 15210.57 09:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:15:01 12743244 14603848 3681724 22.42 76816 1972688 1739576 9.96 1683928 1756796 13736 09:16:01 11517252 13430900 4907716 29.88 78744 2021224 2646028 15.14 2882204 1778992 30836 09:17:01 12025548 14161680 4399420 26.78 84504 2231104 1817932 10.40 2176508 1961768 18652 09:18:01 10462704 12637984 5962264 36.30 87392 2263976 3444888 19.71 3706544 1986212 14688 09:19:01 10374240 12739160 6050728 36.84 89928 2446504 3244692 18.57 3628276 2142716 158636 09:20:01 12715008 15399156 3709960 22.59 92904 2757380 851856 4.88 1011916 2418308 8452 Average: 11639666 13828788 4785302 29.13 85048 2282146 2290829 13.11 2514896 2007465 40833 09:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:15:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 09:15:01 ens3 254.64 205.98 2174.80 53.34 0.00 0.00 0.00 0.00 09:16:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:16:01 ens3 2890.77 2003.93 950.10 770.27 0.00 0.00 0.00 0.00 09:17:01 lo 8.55 8.55 0.83 0.83 0.00 0.00 0.00 0.00 09:17:01 ens3 1822.96 1139.67 3492.49 426.71 0.00 0.00 0.00 0.00 09:18:01 lo 7.23 7.23 9.52 9.52 0.00 0.00 0.00 0.00 09:18:01 ens3 537.47 399.25 253.36 194.24 0.00 0.00 0.00 0.00 09:19:01 lo 5.10 5.10 0.83 0.83 0.00 0.00 0.00 0.00 09:19:01 ens3 542.77 384.64 350.68 146.97 0.00 0.00 0.00 0.00 09:20:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 09:20:01 ens3 29.60 24.74 21.89 15.55 0.00 0.00 0.00 0.00 Average: lo 3.78 3.78 1.89 1.89 0.00 0.00 0.00 0.00 Average: ens3 1012.76 692.85 1206.90 267.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1575) 10/01/25 _x86_64_ (4 CPU) 09:13:08 LINUX RESTART (4 CPU) 09:14:01 CPU %user %nice %system %iowait %steal %idle 09:15:01 all 41.43 0.00 1.93 2.33 0.19 54.12 09:15:01 0 50.86 0.00 1.81 1.17 0.18 45.97 09:15:01 1 35.69 0.00 1.79 3.89 0.17 58.47 09:15:01 2 35.71 0.00 2.30 3.09 0.18 58.72 09:15:01 3 43.45 0.00 1.81 1.17 0.18 53.39 09:16:01 all 75.56 0.00 5.81 0.27 0.13 18.23 09:16:01 0 77.02 0.00 4.08 0.02 0.13 18.75 09:16:01 1 68.47 0.00 7.50 1.02 0.13 22.88 09:16:01 2 80.37 0.00 5.66 0.00 0.13 13.84 09:16:01 3 76.38 0.00 6.03 0.03 0.15 17.41 09:17:01 all 58.68 0.00 3.75 1.99 0.12 35.45 09:17:01 0 53.05 0.00 4.71 1.69 0.10 40.44 09:17:01 1 57.26 0.00 4.26 3.83 0.10 34.55 09:17:01 2 56.42 0.00 3.23 0.49 0.17 39.70 09:17:01 3 68.05 0.00 2.81 1.93 0.10 27.11 09:18:01 all 67.85 0.00 2.51 0.35 0.11 29.18 09:18:01 0 65.78 0.00 2.66 0.17 0.10 31.29 09:18:01 1 69.91 0.00 1.74 1.07 0.12 27.16 09:18:01 2 68.15 0.00 2.57 0.10 0.12 29.06 09:18:01 3 67.53 0.00 3.09 0.07 0.12 29.20 09:19:01 all 61.72 0.00 2.15 0.41 0.10 35.62 09:19:01 0 57.02 0.00 2.24 0.15 0.08 40.51 09:19:01 1 69.03 0.00 2.15 1.31 0.12 27.40 09:19:01 2 59.07 0.00 2.49 0.08 0.10 38.25 09:19:01 3 61.75 0.00 1.76 0.12 0.12 36.25 09:20:01 all 16.89 0.00 1.21 8.43 0.05 73.42 09:20:01 0 6.41 0.00 0.90 0.03 0.03 92.62 09:20:01 1 20.99 0.00 1.15 6.07 0.05 71.74 09:20:01 2 28.40 0.00 1.54 1.40 0.05 68.61 09:20:01 3 11.80 0.00 1.25 26.20 0.03 60.71 Average: all 53.66 0.00 2.90 2.30 0.12 41.03 Average: 0 51.65 0.00 2.73 0.54 0.11 44.98 Average: 1 53.55 0.00 3.10 2.86 0.11 40.37 Average: 2 54.66 0.00 2.96 0.86 0.13 41.39 Average: 3 54.79 0.00 2.79 4.94 0.12 37.37