---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10921 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 70G 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 550 13229 0 2260 15160 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:dd:58:54 brd ff:ff:ff:ff:ff:ff inet 10.30.106.58/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85979sec preferred_lft 85979sec inet6 fe80::f816:3eff:fedd:5854/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10921) 03/05/24 _x86_64_ (4 CPU) 03:53:23 LINUX RESTART (4 CPU) 03:54:02 tps rtps wtps bread/s bwrtn/s 03:55:01 116.52 13.61 102.91 991.70 32115.78 03:56:01 56.89 10.06 46.83 241.43 27422.76 03:57:01 12.33 0.02 12.31 0.13 13554.68 03:58:01 10.16 0.00 10.16 0.00 2684.89 03:59:01 134.13 4.41 129.73 135.53 9160.70 04:00:01 69.82 0.93 68.89 55.99 7931.08 Average: 66.53 4.81 61.72 235.32 15429.48 03:54:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:55:01 13929840 15614476 2495120 15.19 68832 1812308 716444 4.10 623992 1649692 111692 03:56:01 13870460 15606880 2554500 15.55 88788 1838164 706864 4.05 655212 1667084 26172 03:57:01 13823656 15592096 2601304 15.84 110772 1842784 706864 4.05 685524 1671620 9468 03:58:01 13781856 15585020 2643104 16.09 128724 1854200 706864 4.05 705036 1683020 4780 03:59:01 13543084 15579748 2881876 17.55 215372 1955568 725132 4.15 839540 1729984 153028 04:00:01 13589660 15565068 2835300 17.26 217832 1929392 768156 4.40 829976 1733804 3664 Average: 13756426 15590548 2668534 16.25 138387 1872069 721721 4.13 723213 1689201 51467 03:54:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:55:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 03:55:01 ens3 52.57 35.13 903.25 6.70 0.00 0.00 0.00 0.00 03:56:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:56:01 ens3 475.25 483.77 746.87 149.70 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 03:57:01 ens3 434.97 433.67 744.59 118.94 0.00 0.00 0.00 0.00 03:58:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 03:58:01 ens3 469.16 495.32 1008.48 133.94 0.00 0.00 0.00 0.00 03:59:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:59:01 ens3 500.83 559.83 1105.55 156.88 0.00 0.00 0.00 0.00 04:00:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 04:00:01 ens3 288.10 274.09 82.18 90.14 0.00 0.00 0.00 0.00 Average: lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 371.08 381.33 764.90 109.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10921) 03/05/24 _x86_64_ (4 CPU) 03:53:23 LINUX RESTART (4 CPU) 03:54:02 CPU %user %nice %system %iowait %steal %idle 03:55:01 all 19.18 0.00 1.53 6.43 0.05 72.81 03:55:01 0 5.11 0.00 0.80 14.91 0.05 79.12 03:55:01 1 33.47 0.00 2.21 2.21 0.07 62.05 03:55:01 2 12.13 0.00 1.09 0.66 0.05 86.07 03:55:01 3 26.00 0.00 2.06 7.95 0.07 63.93 03:56:01 all 2.69 0.00 1.16 4.36 0.07 91.72 03:56:01 0 1.82 0.00 0.25 0.07 0.05 97.81 03:56:01 1 3.47 0.00 2.16 0.34 0.07 93.97 03:56:01 2 3.07 0.00 1.47 0.40 0.07 94.99 03:56:01 3 2.43 0.00 0.70 16.64 0.07 80.16 03:57:01 all 1.57 0.00 1.00 2.41 0.06 94.96 03:57:01 0 0.32 0.00 0.15 0.00 0.08 99.45 03:57:01 1 1.28 0.00 0.85 0.45 0.03 97.38 03:57:01 2 1.84 0.00 0.68 1.01 0.07 96.40 03:57:01 3 2.82 0.00 2.37 8.22 0.07 86.52 03:58:01 all 1.23 0.00 0.94 1.13 0.08 96.63 03:58:01 0 0.18 0.00 0.05 0.00 0.05 99.72 03:58:01 1 0.30 0.00 0.15 0.00 0.03 99.52 03:58:01 2 2.98 0.00 2.52 2.35 0.12 92.03 03:58:01 3 1.46 0.00 1.02 2.16 0.12 95.23 03:59:01 all 11.01 0.00 2.41 2.64 0.08 83.86 03:59:01 0 10.35 0.00 2.41 0.50 0.08 86.66 03:59:01 1 10.80 0.00 1.69 3.60 0.03 83.87 03:59:01 2 8.61 0.00 1.41 0.94 0.10 88.93 03:59:01 3 14.26 0.00 4.16 5.47 0.10 76.02 04:00:01 all 15.73 0.00 6.07 3.40 0.07 74.73 04:00:01 0 5.49 0.00 5.79 0.42 0.08 88.21 04:00:01 1 20.72 0.00 8.43 1.68 0.07 69.11 04:00:01 2 12.33 0.00 5.89 10.67 0.07 71.04 04:00:01 3 24.49 0.00 4.11 0.88 0.07 70.45 Average: all 8.53 0.00 2.18 3.39 0.07 85.83 Average: 0 3.88 0.00 1.58 2.62 0.07 91.86 Average: 1 11.61 0.00 2.58 1.38 0.05 84.39 Average: 2 6.80 0.00 2.17 2.67 0.08 88.28 Average: 3 11.85 0.00 2.40 6.90 0.08 78.76