---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9258 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 8.4G 69G 11% / 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 552 13174 0 2312 15157 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:41:a6:c8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.193/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85946sec preferred_lft 85946sec inet6 fe80::f816:3eff:fe41:a6c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9258) 01/03/24 _x86_64_ (4 CPU) 03:53:20 LINUX RESTART (4 CPU) 03:54:01 tps rtps wtps bread/s bwrtn/s 03:55:01 118.61 23.36 95.25 1216.33 29481.62 03:56:01 46.08 0.03 46.04 0.40 24364.74 03:57:01 16.25 0.00 16.25 0.00 19537.68 03:58:02 9.40 0.00 9.40 0.00 2119.03 03:59:01 4.13 0.00 4.13 0.00 1587.53 04:00:01 164.67 4.48 160.19 136.24 12485.65 Average: 59.98 4.66 55.33 225.99 14959.02 03:54:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:55:01 13852404 15610532 2572564 15.66 72744 1879044 715304 4.09 635912 1708560 158204 03:56:01 13807860 15598688 2617108 15.93 90832 1888104 715304 4.09 661216 1717468 28172 03:57:01 13764292 15585056 2660676 16.20 111636 1892176 715304 4.09 689536 1721512 10520 03:58:02 13735700 15579092 2689268 16.37 120048 1902776 731420 4.19 699224 1732108 1024 03:59:01 13707904 15575300 2717064 16.54 135640 1907680 731420 4.19 716076 1737060 4504 04:00:01 13482564 15497960 2942404 17.91 215600 1968620 793492 4.54 885476 1778516 51180 Average: 13725121 15574438 2699847 16.44 124417 1906400 733707 4.20 714573 1732537 42267 03:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:55:01 ens3 121.16 92.35 1270.42 33.78 0.00 0.00 0.00 0.00 03:55:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 03:56:01 ens3 450.82 471.74 589.23 133.42 0.00 0.00 0.00 0.00 03:56:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 03:57:01 ens3 397.40 399.35 698.55 109.54 0.00 0.00 0.00 0.00 03:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:02 ens3 281.32 313.98 464.67 87.54 0.00 0.00 0.00 0.00 03:58:02 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 03:59:01 ens3 345.52 351.65 761.18 96.25 0.00 0.00 0.00 0.00 03:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:01 ens3 643.71 689.29 935.05 193.42 0.00 0.00 0.00 0.00 04:00:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 373.35 386.45 786.40 109.02 0.00 0.00 0.00 0.00 Average: lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9258) 01/03/24 _x86_64_ (4 CPU) 03:53:20 LINUX RESTART (4 CPU) 03:54:01 CPU %user %nice %system %iowait %steal %idle 03:55:01 all 18.94 0.00 1.50 4.80 0.05 74.71 03:55:01 0 16.84 0.00 1.35 1.20 0.08 80.52 03:55:01 1 3.98 0.00 0.94 7.63 0.05 87.40 03:55:01 2 19.54 0.00 1.26 5.70 0.03 73.46 03:55:01 3 35.55 0.00 2.47 4.70 0.05 57.23 03:56:01 all 1.19 0.00 1.03 5.08 0.05 92.66 03:56:01 0 0.79 0.00 0.82 2.00 0.07 96.32 03:56:01 1 3.45 0.00 2.90 10.13 0.07 83.45 03:56:01 2 0.42 0.00 0.23 0.07 0.03 99.25 03:56:01 3 0.13 0.00 0.13 8.10 0.02 91.61 03:57:01 all 1.23 0.00 0.93 2.29 0.05 95.49 03:57:01 0 0.73 0.00 0.50 0.00 0.03 98.73 03:57:01 1 0.52 0.00 0.55 8.87 0.08 89.98 03:57:01 2 0.60 0.00 0.38 0.03 0.02 98.97 03:57:01 3 3.06 0.00 2.29 0.27 0.08 94.29 03:58:02 all 2.27 0.00 0.59 3.84 0.11 93.18 03:58:02 0 0.09 0.00 0.04 0.00 0.09 99.79 03:58:02 1 0.88 0.00 0.67 13.57 0.21 84.67 03:58:02 2 4.76 0.00 0.08 1.68 0.03 93.45 03:58:02 3 3.22 0.00 1.60 0.31 0.12 94.75 03:59:01 all 1.11 0.00 0.70 0.85 0.22 97.11 03:59:01 0 0.19 0.00 0.29 0.07 0.05 99.40 03:59:01 1 2.91 0.00 2.10 1.81 0.76 92.41 03:59:01 2 0.61 0.00 0.02 0.36 0.02 99.00 03:59:01 3 0.75 0.00 0.42 1.17 0.07 97.59 04:00:01 all 13.91 0.00 7.54 2.02 0.10 76.43 04:00:01 0 11.83 0.00 2.50 0.65 0.09 84.93 04:00:01 1 17.55 0.00 7.24 3.26 0.12 71.83 04:00:01 2 11.38 0.00 8.64 0.80 0.07 79.11 04:00:01 3 14.90 0.00 11.60 3.33 0.13 70.03 Average: all 6.46 0.00 2.06 3.14 0.10 88.24 Average: 0 5.12 0.00 0.92 0.66 0.07 93.24 Average: 1 4.90 0.00 2.41 7.51 0.21 84.97 Average: 2 6.19 0.00 1.79 1.42 0.03 90.57 Average: 3 9.63 0.00 3.12 3.00 0.08 84.17