---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.1G 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 562 12355 0 3121 15147 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:04:58:03 brd ff:ff:ff:ff:ff:ff inet 10.30.106.157/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85898sec preferred_lft 85898sec inet6 fe80::f816:3eff:fe04:5803/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10) 11/15/23 _x86_64_ (4 CPU) 21:48:31 LINUX RESTART (4 CPU) 21:49:01 tps rtps wtps bread/s bwrtn/s 21:50:01 8.45 0.00 8.45 0.00 4034.26 21:51:01 3.77 0.00 3.77 0.00 3514.48 21:52:01 3.32 0.00 3.32 0.00 3509.42 21:53:01 6.42 2.97 3.45 118.51 3688.59 21:54:01 94.54 32.77 61.76 1671.18 9811.66 21:55:01 346.56 11.23 335.33 238.63 26688.75 21:56:01 366.71 14.65 352.06 1446.69 23888.15 Average: 118.53 8.80 109.73 496.46 10733.59 21:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:01 14475908 15704544 1949060 11.87 32088 1415632 704764 4.03 476360 1299936 140 21:51:01 14475952 15704704 1949016 11.87 32168 1415640 704764 4.03 476320 1299932 172 21:52:01 14475204 15704024 1949764 11.87 32240 1415636 704764 4.03 476928 1299928 24 21:53:01 14415764 15653792 2009204 12.23 32356 1424572 704764 4.03 529464 1306824 136 21:54:01 13933052 15526744 2491916 15.17 62372 1732696 836228 4.79 710708 1569036 175872 21:55:01 12245576 14818700 4179392 25.45 143048 2514940 1345840 7.70 1504332 2302408 571136 21:56:01 12663292 15501760 3761676 22.90 145052 2763848 795292 4.55 992656 2390432 182452 Average: 13812107 15516324 2612861 15.91 68475 1811852 828059 4.74 738110 1638357 132847 21:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:01 ens3 1.32 0.45 2.07 0.06 0.00 0.00 0.00 0.00 21:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 ens3 1.82 0.28 0.26 0.37 0.00 0.00 0.00 0.00 21:51:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:52:01 ens3 2.60 1.07 0.94 1.15 0.00 0.00 0.00 0.00 21:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:53:01 ens3 79.40 36.38 115.52 16.68 0.00 0.00 0.00 0.00 21:53:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:54:01 ens3 99.18 68.48 1020.96 14.52 0.00 0.00 0.00 0.00 21:54:01 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 21:55:01 ens3 409.80 335.54 3419.61 73.44 0.00 0.00 0.00 0.00 21:55:01 lo 3.73 3.73 0.71 0.71 0.00 0.00 0.00 0.00 21:56:01 ens3 314.00 234.93 335.04 84.20 0.00 0.00 0.00 0.00 21:56:01 lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 129.73 96.73 699.21 27.20 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10) 11/15/23 _x86_64_ (4 CPU) 21:48:31 LINUX RESTART (4 CPU) 21:49:01 CPU %user %nice %system %iowait %steal %idle 21:50:01 all 0.59 0.00 0.02 0.42 0.00 98.96 21:50:01 0 0.03 0.00 0.03 0.08 0.02 99.83 21:50:01 1 0.03 0.00 0.00 0.00 0.00 99.97 21:50:01 2 0.08 0.00 0.03 0.27 0.00 99.62 21:50:01 3 2.22 0.00 0.02 1.28 0.00 96.48 21:51:01 all 0.36 0.00 0.03 0.37 0.00 99.23 21:51:01 0 0.00 0.00 0.00 0.10 0.00 99.90 21:51:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:51:01 2 0.07 0.00 0.00 0.00 0.00 99.93 21:51:01 3 1.32 0.00 0.08 1.37 0.02 97.21 21:52:01 all 0.07 0.00 0.03 0.35 0.01 99.55 21:52:01 0 0.07 0.00 0.02 0.05 0.00 99.87 21:52:01 1 0.05 0.00 0.02 0.00 0.00 99.93 21:52:01 2 0.08 0.00 0.02 0.00 0.02 99.88 21:52:01 3 0.07 0.00 0.07 1.36 0.02 98.49 21:53:01 all 1.35 0.00 0.10 0.35 0.01 98.19 21:53:01 0 1.07 0.00 0.10 0.03 0.00 98.80 21:53:01 1 1.77 0.00 0.13 0.00 0.02 98.08 21:53:01 2 1.72 0.00 0.03 0.07 0.00 98.18 21:53:01 3 0.87 0.00 0.13 1.34 0.03 97.62 21:54:01 all 20.93 0.00 1.52 2.27 0.06 75.22 21:54:01 0 2.85 0.00 0.72 4.83 0.05 91.55 21:54:01 1 27.44 0.00 2.24 1.14 0.07 69.12 21:54:01 2 22.76 0.00 1.63 0.78 0.03 74.79 21:54:01 3 30.71 0.00 1.49 2.30 0.10 65.40 21:55:01 all 30.27 0.00 4.31 4.17 0.10 61.16 21:55:01 0 28.36 0.00 3.77 4.36 0.10 63.41 21:55:01 1 27.77 0.00 4.98 3.76 0.12 63.37 21:55:01 2 31.81 0.00 3.25 4.69 0.08 60.17 21:55:01 3 33.13 0.00 5.26 3.87 0.10 57.64 21:56:01 all 46.68 0.00 2.35 3.58 0.11 47.27 21:56:01 0 52.58 0.00 1.79 1.29 0.10 44.23 21:56:01 1 46.22 0.00 2.51 1.86 0.10 49.31 21:56:01 2 45.90 0.00 2.56 3.64 0.12 47.78 21:56:01 3 42.03 0.00 2.55 7.54 0.12 47.76 Average: all 14.28 0.00 1.19 1.64 0.04 82.85 Average: 0 12.09 0.00 0.92 1.53 0.04 85.42 Average: 1 14.73 0.00 1.41 0.96 0.04 82.86 Average: 2 14.60 0.00 1.07 1.34 0.04 82.95 Average: 3 15.69 0.00 1.36 2.72 0.05 80.18