---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2745 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 8.7G 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 619 12810 0 2610 15101 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:25:cf:05 brd ff:ff:ff:ff:ff:ff inet 10.30.106.38/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe25:cf05/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2745) 11/22/23 _x86_64_ (4 CPU) 02:23:29 LINUX RESTART (4 CPU) 02:24:03 tps rtps wtps bread/s bwrtn/s 02:25:01 106.14 13.84 92.29 1008.79 31254.61 02:26:01 128.08 18.53 109.55 674.29 33025.43 02:27:01 17.50 0.05 17.45 0.53 17623.06 02:28:01 36.22 5.81 30.41 1026.32 12692.70 Average: 71.70 9.52 62.17 674.72 23584.59 02:24:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:25:01 13841272 15544020 2583696 15.73 67908 1830688 803828 4.60 714160 1647328 212216 02:26:01 12267852 14238296 4157116 25.31 76144 2081292 2049648 11.73 2052808 1858848 98468 02:27:01 12937956 14991744 3487012 21.23 76244 2163416 1216420 6.96 1304640 1938320 12068 02:28:01 13005892 15473276 3419076 20.82 81680 2565308 824976 4.72 979640 2184476 116856 Average: 13013243 15061834 3411725 20.77 75494 2160176 1223718 7.00 1262812 1907243 109902 02:24:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:25:01 ens3 66.99 41.49 1093.24 7.08 0.00 0.00 0.00 0.00 02:25:01 lo 1.03 1.03 0.11 0.11 0.00 0.00 0.00 0.00 02:26:01 ens3 3537.29 1939.03 3655.40 1000.20 0.00 0.00 0.00 0.00 02:26:01 lo 655.04 655.04 50.22 50.22 0.00 0.00 0.00 0.00 02:27:01 ens3 5756.17 4386.99 1686.74 2066.00 0.00 0.00 0.00 0.00 02:27:01 lo 330.73 330.73 25.35 25.35 0.00 0.00 0.00 0.00 02:28:01 ens3 3526.31 2805.45 1205.89 1101.94 0.00 0.00 0.00 0.00 02:28:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 3248.21 2312.18 1917.15 1052.52 0.00 0.00 0.00 0.00 Average: lo 248.96 248.96 19.10 19.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2745) 11/22/23 _x86_64_ (4 CPU) 02:23:29 LINUX RESTART (4 CPU) 02:24:03 CPU %user %nice %system %iowait %steal %idle 02:25:01 all 19.72 0.00 1.36 5.30 0.06 73.56 02:25:01 0 17.30 0.00 1.29 0.41 0.03 80.95 02:25:01 1 31.38 0.00 1.84 2.49 0.07 64.23 02:25:01 2 25.67 0.00 1.56 12.79 0.09 59.90 02:25:01 3 4.64 0.00 0.77 5.54 0.03 89.01 02:26:01 all 42.96 0.00 4.96 7.76 0.10 44.22 02:26:01 0 42.57 0.00 5.52 7.12 0.10 44.68 02:26:01 1 42.52 0.00 5.43 1.94 0.10 50.01 02:26:01 2 42.15 0.00 4.67 7.56 0.13 45.49 02:26:01 3 44.56 0.00 4.21 14.41 0.12 36.70 02:27:01 all 22.74 0.00 27.77 4.87 0.13 44.48 02:27:01 0 25.55 0.00 35.27 0.02 0.10 39.06 02:27:01 1 23.26 0.00 26.73 0.00 0.14 49.87 02:27:01 2 24.05 0.00 36.43 1.20 0.13 38.19 02:27:01 3 18.11 0.00 12.64 18.19 0.13 50.93 02:28:01 all 22.17 0.00 13.87 1.81 0.08 62.08 02:28:01 0 19.50 0.00 18.08 0.38 0.07 61.97 02:28:01 1 14.56 0.00 14.44 0.45 0.07 70.48 02:28:01 2 23.40 0.00 13.89 3.03 0.10 59.59 02:28:01 3 31.27 0.00 9.03 3.37 0.10 56.23 Average: all 26.95 0.00 12.04 4.93 0.09 55.98 Average: 0 26.29 0.00 15.17 1.99 0.08 56.47 Average: 1 27.94 0.00 12.10 1.22 0.09 58.65 Average: 2 28.84 0.00 14.22 6.10 0.11 50.73 Average: 3 24.75 0.00 6.70 10.41 0.10 58.04