---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-612 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 474 5406 0 2095 7223 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:69:fd:02 brd ff:ff:ff:ff:ff:ff inet 10.32.7.188/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe69:fd02/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-612) 05/11/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 157.62 77.20 80.42 4813.20 40249.98 19:15:01 66.36 12.73 53.62 307.15 9521.08 19:16:01 59.31 5.88 53.42 382.60 6890.45 19:17:01 25.08 3.03 22.05 123.31 4435.13 Average: 77.09 24.71 52.38 1406.57 15274.16 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6038868 7433796 2128552 26.06 36444 1538948 679068 7.37 566808 1401260 72176 19:15:01 5707224 7367644 2460196 30.12 56860 1767940 837684 9.09 656644 1609844 103832 19:16:01 5523276 7380488 2644144 32.37 62544 1954460 715876 7.77 720012 1719964 108112 19:17:01 5544360 7405632 2623060 32.12 64636 1955948 670348 7.27 702444 1715932 10028 Average: 5703432 7396890 2463988 30.17 55121 1804324 725744 7.87 661477 1611750 73537 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 403.05 217.73 1297.63 65.64 0.00 0.00 0.00 0.00 19:14:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 77.27 55.49 709.57 16.10 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 254.54 261.21 1241.72 47.32 0.00 0.00 0.00 0.00 19:16:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 60.79 65.12 30.58 542.88 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 198.91 149.89 819.88 167.98 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-612) 05/11/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.23 0.00 2.57 5.56 2.92 68.73 19:14:01 0 12.21 0.00 4.04 6.37 2.01 75.38 19:14:01 1 10.93 0.00 1.70 3.20 2.46 81.71 19:14:01 2 22.13 0.00 2.44 6.87 3.77 64.78 19:14:01 3 35.61 0.00 2.08 5.79 3.45 53.08 19:15:01 all 21.86 0.00 1.41 2.39 2.88 71.46 19:15:01 0 4.80 0.00 0.86 4.98 1.69 87.67 19:15:01 1 38.71 0.00 1.90 0.91 3.19 55.30 19:15:01 2 14.92 0.00 1.07 1.02 2.72 80.27 19:15:01 3 28.92 0.00 1.82 2.65 3.92 62.69 19:16:01 all 34.21 0.00 1.63 1.23 5.91 57.02 19:16:01 0 30.93 0.00 1.61 1.16 5.91 60.39 19:16:01 1 33.50 0.00 1.62 1.02 5.25 58.61 19:16:01 2 45.92 0.00 1.95 1.12 7.14 43.87 19:16:01 3 26.40 0.00 1.36 1.62 5.28 65.34 19:17:01 all 19.71 0.00 1.01 1.08 1.69 76.51 19:17:01 0 1.99 0.00 0.40 0.55 0.61 96.45 19:17:01 1 45.45 0.00 1.23 0.38 2.36 50.58 19:17:01 2 22.87 0.00 1.50 0.13 2.44 73.06 19:17:01 3 8.55 0.00 0.89 3.26 1.37 85.92 Average: all 24.02 0.00 1.66 2.56 3.35 68.40 Average: 0 12.54 0.00 1.73 3.26 2.57 79.90 Average: 1 32.13 0.00 1.61 1.38 3.32 61.56 Average: 2 26.52 0.00 1.74 2.29 4.03 65.42 Average: 3 24.89 0.00 1.54 3.33 3.51 66.73