---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9598 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 8.6G 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 559 13081 0 2399 15163 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:16:00:a1 brd ff:ff:ff:ff:ff:ff inet 10.30.106.171/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe16:a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9598) 02/29/24 _x86_64_ (4 CPU) 03:38:25 LINUX RESTART (4 CPU) 03:39:01 tps rtps wtps bread/s bwrtn/s 03:40:01 122.31 23.41 98.90 1215.66 27881.89 03:41:01 106.30 11.00 95.30 599.90 28502.18 03:42:01 26.37 1.68 24.69 45.04 19546.09 03:43:01 49.46 2.07 47.39 85.59 11404.23 Average: 76.11 9.54 66.57 486.51 21833.41 03:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 13962336 15621712 2462624 14.99 69864 1786156 719092 4.12 623120 1616056 130716 03:41:01 12939624 14824016 3485336 21.22 81512 1989856 1405824 8.05 1468324 1771000 43504 03:42:01 12753592 14648140 3671368 22.35 82028 1998488 1965476 11.25 1668952 1754912 2448 03:43:01 13413980 15545504 3010980 18.33 87984 2226144 755736 4.33 864356 1893712 14444 Average: 13267383 15159843 3157577 19.22 80347 2000161 1211532 6.93 1156188 1758920 47778 03:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 ens3 82.12 51.94 1061.42 12.91 0.00 0.00 0.00 0.00 03:40:01 lo 1.20 1.20 0.13 0.13 0.00 0.00 0.00 0.00 03:41:01 ens3 349.54 307.48 2368.88 82.58 0.00 0.00 0.00 0.00 03:41:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:42:01 ens3 381.79 260.87 140.59 89.42 0.00 0.00 0.00 0.00 03:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 ens3 191.38 174.60 483.25 844.93 0.00 0.00 0.00 0.00 03:43:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 251.22 198.73 1013.46 257.45 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9598) 02/29/24 _x86_64_ (4 CPU) 03:38:25 LINUX RESTART (4 CPU) 03:39:01 CPU %user %nice %system %iowait %steal %idle 03:40:01 all 19.84 0.00 1.47 4.86 0.05 73.77 03:40:01 0 19.02 0.00 1.36 1.58 0.07 77.98 03:40:01 1 25.00 0.00 1.95 0.40 0.05 72.60 03:40:01 2 6.59 0.00 0.82 10.10 0.02 82.48 03:40:01 3 28.73 0.00 1.75 7.39 0.05 62.08 03:41:01 all 32.77 0.00 1.31 2.08 0.08 63.77 03:41:01 0 36.33 0.00 1.51 4.51 0.08 57.56 03:41:01 1 36.78 0.00 0.87 0.18 0.07 62.10 03:41:01 2 32.18 0.00 1.54 2.66 0.07 63.55 03:41:01 3 25.83 0.00 1.32 0.94 0.07 71.84 03:42:01 all 62.56 0.00 2.11 1.19 0.08 34.06 03:42:01 0 64.25 0.00 2.36 0.49 0.08 32.82 03:42:01 1 52.51 0.00 2.04 3.13 0.10 42.21 03:42:01 2 65.04 0.00 1.87 0.15 0.08 32.85 03:42:01 3 68.41 0.00 2.18 1.00 0.08 28.33 03:43:01 all 29.06 0.00 1.81 1.12 0.06 67.95 03:43:01 0 32.61 0.00 2.30 0.12 0.07 64.91 03:43:01 1 17.32 0.00 1.29 0.02 0.07 81.30 03:43:01 2 40.92 0.00 1.73 3.81 0.07 53.48 03:43:01 3 25.48 0.00 1.94 0.58 0.03 71.97 Average: all 36.05 0.00 1.68 2.31 0.07 59.89 Average: 0 38.06 0.00 1.88 1.67 0.08 58.31 Average: 1 32.86 0.00 1.54 0.93 0.07 64.60 Average: 2 36.18 0.00 1.49 4.18 0.06 58.09 Average: 3 37.10 0.00 1.80 2.48 0.06 58.56