---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2486 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 647 12652 0 2740 15069 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:8a:f1:06 brd ff:ff:ff:ff:ff:ff inet 10.30.107.40/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85951sec preferred_lft 85951sec inet6 fe80::f816:3eff:fe8a:f106/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2486) 10/17/26 _x86_64_ (4 CPU) 13:10:03 LINUX RESTART (4 CPU) 13:11:01 tps rtps wtps bread/s bwrtn/s 13:12:01 155.48 28.56 126.92 1662.38 19416.59 13:13:01 5.73 0.00 5.73 0.00 338.21 13:14:01 1.75 0.00 1.75 0.00 24.13 13:15:01 1.87 0.00 1.87 0.00 22.93 13:16:01 6.42 0.00 6.42 0.00 99.58 13:17:01 38.04 13.21 24.83 809.87 2666.09 Average: 34.88 6.96 27.92 412.08 3761.69 13:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:12:01 13481164 15434728 2943804 17.92 74292 2066240 953276 5.46 788988 1911168 8728 13:13:01 13481252 15434792 2943716 17.92 74360 2066252 969316 5.55 789236 1911148 156 13:14:01 13491124 15444824 2933844 17.86 74460 2066284 969316 5.55 779204 1911168 160 13:15:01 13491024 15444792 2933944 17.86 74532 2066280 989936 5.67 779404 1911172 24 13:16:01 13458768 15417424 2966200 18.06 75772 2069524 989936 5.67 807344 1914372 580 13:17:01 12928260 15391352 3496708 21.29 79428 2560988 942716 5.40 1056140 2177652 413856 Average: 13388599 15427985 3036369 18.49 75474 2149261 969083 5.55 833386 1956113 70584 13:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:12:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 13:12:01 ens3 211.31 165.03 2742.69 25.44 0.00 0.00 0.00 0.00 13:13:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:13:01 ens3 1.55 0.90 0.70 1.02 0.00 0.00 0.00 0.00 13:14:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 13:14:01 ens3 0.82 0.82 0.19 0.71 0.00 0.00 0.00 0.00 13:15:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:15:01 ens3 0.45 0.22 0.07 0.01 0.00 0.00 0.00 0.00 13:16:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 13:16:01 ens3 7.30 8.92 29.99 3.00 0.00 0.00 0.00 0.00 13:17:01 lo 5.05 5.05 0.69 0.69 0.00 0.00 0.00 0.00 13:17:01 ens3 309.05 224.38 930.91 199.10 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 88.42 66.71 617.48 38.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2486) 10/17/26 _x86_64_ (4 CPU) 13:10:03 LINUX RESTART (4 CPU) 13:11:01 CPU %user %nice %system %iowait %steal %idle 13:12:01 all 15.13 0.00 1.53 1.24 0.00 82.10 13:12:01 0 8.84 0.00 1.34 2.44 0.00 87.38 13:12:01 1 10.00 0.00 1.57 1.23 0.00 87.20 13:12:01 2 12.59 0.00 1.72 0.65 0.00 85.04 13:12:01 3 29.15 0.00 1.44 0.62 0.00 68.79 13:13:01 all 0.08 0.00 0.02 0.03 0.00 99.86 13:13:01 0 0.05 0.00 0.02 0.08 0.00 99.85 13:13:01 1 0.03 0.00 0.03 0.03 0.00 99.90 13:13:01 2 0.03 0.00 0.00 0.00 0.00 99.97 13:13:01 3 0.23 0.00 0.03 0.02 0.00 99.72 13:14:01 all 0.15 0.00 0.01 0.02 0.00 99.82 13:14:01 0 0.20 0.00 0.00 0.00 0.00 99.80 13:14:01 1 0.27 0.00 0.03 0.00 0.00 99.70 13:14:01 2 0.05 0.00 0.02 0.00 0.00 99.93 13:14:01 3 0.03 0.00 0.03 0.07 0.00 99.87 13:15:01 all 0.00 0.00 0.02 0.02 0.00 99.96 13:15:01 0 0.00 0.00 0.00 0.00 0.00 100.00 13:15:01 1 0.02 0.00 0.03 0.00 0.00 99.95 13:15:01 2 0.02 0.00 0.02 0.00 0.00 99.97 13:15:01 3 0.00 0.00 0.03 0.05 0.02 99.90 13:16:01 all 1.10 0.00 0.17 0.01 0.00 98.72 13:16:01 0 2.33 0.00 0.02 0.00 0.00 97.65 13:16:01 1 0.98 0.00 0.62 0.03 0.00 98.37 13:16:01 2 0.35 0.00 0.02 0.00 0.00 99.63 13:16:01 3 0.73 0.00 0.02 0.02 0.00 99.23 13:17:01 all 53.41 0.00 2.25 0.15 0.02 44.17 13:17:01 0 50.41 0.00 2.56 0.15 0.03 46.85 13:17:01 1 52.95 0.00 2.24 0.20 0.02 44.59 13:17:01 2 60.27 0.00 1.63 0.05 0.03 38.02 13:17:01 3 50.01 0.00 2.61 0.17 0.02 47.20 Average: all 11.63 0.00 0.67 0.24 0.00 87.46 Average: 0 10.30 0.00 0.65 0.45 0.01 88.60 Average: 1 10.69 0.00 0.75 0.25 0.00 88.30 Average: 2 12.17 0.00 0.56 0.12 0.01 87.14 Average: 3 13.35 0.00 0.69 0.16 0.01 85.79