---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2994 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: 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 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 475 5324 0 2176 7220 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:18:28:78 brd ff:ff:ff:ff:ff:ff inet 10.32.6.98/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe18:2878/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2994) 09/06/25 _x86_64_ (4 CPU) 10:41:49 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:01 118.29 54.26 64.03 3569.51 11602.55 10:44:01 84.47 31.06 53.42 1678.91 9363.15 10:45:01 69.54 8.58 60.96 490.64 8875.31 10:46:01 24.10 1.07 23.03 91.72 3761.64 Average: 74.11 23.75 50.36 1458.28 8401.65 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 5954428 7393924 2212992 27.10 38416 1580180 717796 7.79 611188 1435744 97944 10:44:01 5636204 7339376 2531216 30.99 57872 1808500 787272 8.54 679496 1652924 103944 10:45:01 5401956 7338836 2765464 33.86 64708 2029364 752032 8.16 764468 1790072 96784 10:46:01 5466868 7408744 2700552 33.06 66680 2032196 658508 7.15 701996 1787912 11196 Average: 5614864 7370220 2552556 31.25 56919 1862560 728902 7.91 689287 1666663 77467 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 ens3 423.77 240.78 1447.15 66.79 0.00 0.00 0.00 0.00 10:43:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:44:01 ens3 92.02 71.89 445.68 26.06 0.00 0.00 0.00 0.00 10:44:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 10:45:01 ens3 369.96 358.98 2188.21 64.81 0.00 0.00 0.00 0.00 10:45:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 10:46:01 ens3 12.03 12.66 9.26 6.03 0.00 0.00 0.00 0.00 10:46:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 224.50 171.10 1022.72 40.93 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2994) 09/06/25 _x86_64_ (4 CPU) 10:41:49 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:01 all 23.81 0.00 1.98 3.38 1.22 69.61 10:43:01 0 9.58 0.00 1.33 3.54 1.15 84.41 10:43:01 1 35.58 0.00 1.82 3.78 1.28 57.54 10:43:01 2 38.37 0.00 3.07 3.89 1.52 53.15 10:43:01 3 11.76 0.00 1.72 2.35 0.95 83.22 10:44:01 all 25.01 0.00 1.55 2.05 1.24 70.15 10:44:01 0 18.33 0.00 1.13 1.18 1.25 78.11 10:44:01 1 9.13 0.00 0.62 1.68 0.78 87.79 10:44:01 2 35.69 0.00 2.28 5.09 1.53 55.40 10:44:01 3 36.92 0.00 2.15 0.25 1.40 59.29 10:45:01 all 36.91 0.00 1.93 0.94 2.22 58.00 10:45:01 0 30.55 0.00 1.83 0.75 2.18 64.70 10:45:01 1 34.07 0.00 1.35 0.47 1.78 62.34 10:45:01 2 56.81 0.00 2.55 2.27 2.62 35.75 10:45:01 3 26.29 0.00 2.01 0.30 2.29 69.11 10:46:01 all 21.38 0.00 0.90 0.58 0.70 76.45 10:46:01 0 17.12 0.00 1.32 0.07 0.58 80.91 10:46:01 1 26.74 0.00 0.93 0.12 0.73 71.47 10:46:01 2 40.57 0.00 1.02 2.11 1.33 54.97 10:46:01 3 1.10 0.00 0.32 0.00 0.18 98.40 Average: all 26.78 0.00 1.59 1.74 1.35 68.55 Average: 0 18.90 0.00 1.40 1.38 1.29 77.03 Average: 1 26.38 0.00 1.18 1.51 1.15 69.79 Average: 2 42.86 0.00 2.23 3.34 1.75 49.82 Average: 3 19.02 0.00 1.55 0.72 1.21 77.50