---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-902 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 676K 1.6G 1% /run /dev/vda1 78G 9.2G 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 576 12373 0 3089 15133 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:a0:d6:19 brd ff:ff:ff:ff:ff:ff inet 10.30.106.149/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85984sec preferred_lft 85984sec inet6 fe80::f816:3eff:fea0:d619/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-902) 10/07/25 _x86_64_ (4 CPU) 07:49:21 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps bread/s bwrtn/s 07:51:01 127.48 28.46 99.02 1652.79 21669.06 07:52:01 95.77 18.83 76.94 916.25 10307.88 07:53:01 27.55 1.23 26.31 30.93 4155.17 07:54:01 11.91 0.27 11.65 10.13 11300.25 07:55:01 23.88 2.65 21.23 282.89 15531.41 07:56:01 21.95 1.34 20.61 106.29 3677.89 Average: 51.50 8.82 42.69 500.97 11127.63 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 13816840 15526604 2608120 15.88 70160 1834368 897916 5.14 706844 1675412 129496 07:52:01 12525996 14440104 3898964 23.74 77364 2024188 1852396 10.60 1874204 1782888 12104 07:53:01 11556056 13908008 4868904 29.64 80480 2450348 2276164 13.03 2431572 2174800 330448 07:54:01 11493756 13884488 4931204 30.02 82008 2485732 2267492 12.98 2459856 2206476 32428 07:55:01 11605656 14425264 4819304 29.34 84516 2902152 1760820 10.08 2069364 2469100 67952 07:56:01 12736912 15561000 3688048 22.45 87424 2904960 732572 4.19 959316 2451072 28224 Average: 12289203 14624245 4135757 25.18 80325 2433625 1631227 9.34 1750193 2126625 100109 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 lo 0.87 0.87 0.11 0.11 0.00 0.00 0.00 0.00 07:51:01 ens3 115.20 72.19 1105.16 21.37 0.00 0.00 0.00 0.00 07:52:01 lo 0.43 0.43 0.03 0.03 0.00 0.00 0.00 0.00 07:52:01 ens3 527.16 357.01 2512.76 101.14 0.00 0.00 0.00 0.00 07:53:01 lo 23.61 23.61 4.80 4.80 0.00 0.00 0.00 0.00 07:53:01 ens3 1515.80 850.11 1860.82 333.04 0.00 0.00 0.00 0.00 07:54:01 lo 2.08 2.08 0.18 0.18 0.00 0.00 0.00 0.00 07:54:01 ens3 858.72 511.03 359.43 246.32 0.00 0.00 0.00 0.00 07:55:01 lo 11.95 11.95 1.99 1.99 0.00 0.00 0.00 0.00 07:55:01 ens3 762.52 566.41 2404.68 177.33 0.00 0.00 0.00 0.00 07:56:01 lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 07:56:01 ens3 164.63 132.66 247.24 103.50 0.00 0.00 0.00 0.00 Average: lo 6.63 6.63 1.20 1.20 0.00 0.00 0.00 0.00 Average: ens3 658.71 415.69 1418.27 163.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-902) 10/07/25 _x86_64_ (4 CPU) 07:49:21 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 07:51:01 all 17.89 0.00 1.24 8.21 0.06 72.59 07:51:01 0 13.28 0.00 1.04 1.34 0.03 84.31 07:51:01 1 40.15 0.00 2.41 2.17 0.08 55.19 07:51:01 2 6.41 0.00 0.94 27.21 0.05 65.38 07:51:01 3 11.71 0.00 0.62 2.17 0.03 85.47 07:52:01 all 49.07 0.00 1.84 0.79 0.12 48.17 07:52:01 0 53.84 0.00 1.46 0.17 0.12 44.42 07:52:01 1 44.17 0.00 2.40 1.45 0.13 51.84 07:52:01 2 45.63 0.00 1.76 1.49 0.12 51.01 07:52:01 3 52.64 0.00 1.78 0.08 0.12 45.39 07:53:01 all 52.55 0.00 2.27 0.03 0.11 45.03 07:53:01 0 51.14 0.00 2.57 0.07 0.10 46.12 07:53:01 1 44.79 0.00 2.66 0.03 0.12 52.40 07:53:01 2 58.17 0.00 2.21 0.02 0.10 39.51 07:53:01 3 56.17 0.00 1.60 0.00 0.12 42.11 07:54:01 all 41.55 0.00 1.50 0.33 0.08 56.54 07:54:01 0 47.09 0.00 0.89 1.24 0.08 50.70 07:54:01 1 45.13 0.00 1.32 0.00 0.10 53.45 07:54:01 2 38.60 0.00 2.36 0.07 0.08 58.88 07:54:01 3 35.37 0.00 1.46 0.00 0.10 63.07 07:55:01 all 61.68 0.00 2.25 0.23 0.12 35.71 07:55:01 0 54.59 0.00 2.73 0.57 0.10 42.01 07:55:01 1 68.22 0.00 1.91 0.20 0.12 29.56 07:55:01 2 59.58 0.00 2.00 0.07 0.13 38.21 07:55:01 3 64.33 0.00 2.38 0.10 0.12 33.07 07:56:01 all 20.19 0.00 1.08 1.59 0.06 77.08 07:56:01 0 6.54 0.00 0.72 5.95 0.07 86.72 07:56:01 1 10.94 0.00 0.65 0.05 0.04 88.33 07:56:01 2 46.55 0.00 1.48 0.19 0.10 51.69 07:56:01 3 15.83 0.00 1.40 0.19 0.04 82.54 Average: all 40.63 0.00 1.70 1.87 0.09 55.71 Average: 0 37.98 0.00 1.57 1.52 0.08 58.85 Average: 1 42.48 0.00 1.90 0.66 0.10 54.87 Average: 2 42.50 0.00 1.79 4.85 0.10 50.76 Average: 3 39.54 0.00 1.54 0.43 0.09 58.41