---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12578 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 599 13033 0 2406 15122 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:74:85:37 brd ff:ff:ff:ff:ff:ff inet 10.30.106.249/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe74:8537/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12578) 01/16/24 _x86_64_ (4 CPU) 03:38:21 LINUX RESTART (4 CPU) 03:39:02 tps rtps wtps bread/s bwrtn/s 03:40:01 121.42 23.71 97.71 1234.50 28126.89 03:41:01 102.12 11.40 90.72 617.36 28065.46 03:42:01 25.03 1.32 23.71 27.46 19692.85 03:43:01 51.67 2.05 49.63 85.45 11089.89 Average: 74.87 9.56 65.31 488.09 21717.07 03:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 13915156 15581032 2509812 15.28 70736 1790720 745004 4.26 665764 1620020 118588 03:41:01 12609528 14501968 3815440 23.23 80556 1997608 2070364 11.85 1790964 1776668 44656 03:42:01 12257988 14157392 4166980 25.37 80968 2003868 2245344 12.85 2159128 1759184 2664 03:43:01 13332096 15470600 3092872 18.83 87956 2232496 863840 4.94 941364 1898940 32080 Average: 13028692 14927748 3396276 20.68 80054 2006173 1481138 8.48 1389305 1763703 49497 03:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 03:40:01 ens3 94.12 67.62 1103.13 28.46 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 03:41:01 ens3 355.86 308.27 2407.50 70.69 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 03:42:01 ens3 369.34 256.12 94.26 90.69 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 03:43:01 ens3 306.22 259.47 512.24 854.97 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 282.17 223.52 1028.97 262.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12578) 01/16/24 _x86_64_ (4 CPU) 03:38:21 LINUX RESTART (4 CPU) 03:39:02 CPU %user %nice %system %iowait %steal %idle 03:40:01 all 19.10 0.00 1.42 3.89 0.06 75.54 03:40:01 0 7.69 0.00 1.10 2.16 0.05 88.99 03:40:01 1 15.38 0.00 0.99 0.77 0.05 82.82 03:40:01 2 22.08 0.00 1.68 11.16 0.05 65.02 03:40:01 3 31.21 0.00 1.87 1.44 0.07 65.41 03:41:01 all 33.68 0.00 1.39 2.40 0.09 62.45 03:41:01 0 38.24 0.00 1.12 1.39 0.10 59.15 03:41:01 1 34.53 0.00 1.45 0.53 0.10 63.38 03:41:01 2 22.64 0.00 1.21 6.27 0.07 69.81 03:41:01 3 39.38 0.00 1.77 1.39 0.08 57.38 03:42:01 all 62.97 0.00 1.96 0.73 0.11 34.23 03:42:01 0 61.14 0.00 1.97 0.77 0.12 36.01 03:42:01 1 72.12 0.00 1.84 0.82 0.12 25.10 03:42:01 2 60.05 0.00 2.16 0.00 0.12 37.67 03:42:01 3 58.59 0.00 1.87 1.32 0.10 38.11 03:43:01 all 25.12 0.00 1.75 1.01 0.06 72.06 03:43:01 0 21.24 0.00 1.81 0.93 0.05 75.96 03:43:01 1 10.45 0.00 1.14 0.15 0.07 88.19 03:43:01 2 21.38 0.00 2.13 0.07 0.03 76.39 03:43:01 3 47.37 0.00 1.92 2.89 0.08 47.72 Average: all 35.27 0.00 1.63 2.00 0.08 61.02 Average: 0 32.18 0.00 1.50 1.31 0.08 64.93 Average: 1 33.22 0.00 1.36 0.57 0.08 64.77 Average: 2 31.53 0.00 1.79 4.35 0.07 62.26 Average: 3 44.19 0.00 1.86 1.76 0.08 52.11