---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1740 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 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 610 12343 0 3085 15099 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:65:e8:74 brd ff:ff:ff:ff:ff:ff inet 10.30.107.146/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85966sec preferred_lft 85966sec inet6 fe80::f816:3eff:fe65:e874/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1740) 10/10/25 _x86_64_ (4 CPU) 07:49:24 LINUX RESTART (4 CPU) 07:50:02 tps rtps wtps bread/s bwrtn/s 07:51:01 106.17 0.34 105.83 32.67 31258.43 07:52:01 137.91 44.84 93.07 2484.65 31694.58 07:53:01 37.60 3.27 34.34 86.64 16238.19 07:54:01 12.40 0.20 12.20 5.20 11426.93 07:55:01 16.53 2.35 14.18 263.16 7630.59 07:56:01 26.06 1.63 24.43 126.62 10815.46 Average: 55.97 8.79 47.18 501.12 18140.86 07:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 13875084 15523328 2549876 15.52 68808 1775452 880240 5.04 707080 1619936 128464 07:52:01 12479072 14381136 3945888 24.02 76876 2013188 1833140 10.49 1926252 1777376 7660 07:53:01 11325600 13673428 5099360 31.05 80464 2446380 2553760 14.62 2667116 2170040 333000 07:54:01 11470300 13846276 4954660 30.17 81600 2472072 2330200 13.34 2493960 2193896 9804 07:55:01 11977420 14755304 4447540 27.08 83644 2864844 1478428 8.46 1738924 2433212 269980 07:56:01 12631492 15448232 3793468 23.10 86508 2899204 852748 4.88 1071056 2447152 24840 Average: 12293161 14604617 4131799 25.16 79650 2411857 1654753 9.47 1767398 2106935 128958 07:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 ens3 56.33 40.98 963.31 7.44 0.00 0.00 0.00 0.00 07:51:01 lo 0.88 0.88 0.11 0.11 0.00 0.00 0.00 0.00 07:52:01 ens3 333.89 286.90 2637.12 64.43 0.00 0.00 0.00 0.00 07:52:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 07:53:01 ens3 1040.40 825.99 1808.11 315.47 0.00 0.00 0.00 0.00 07:53:01 lo 23.54 23.54 4.80 4.80 0.00 0.00 0.00 0.00 07:54:01 ens3 160.57 102.68 100.78 36.81 0.00 0.00 0.00 0.00 07:54:01 lo 2.23 2.23 0.18 0.18 0.00 0.00 0.00 0.00 07:55:01 ens3 1192.65 756.24 2565.60 301.45 0.00 0.00 0.00 0.00 07:55:01 lo 11.96 11.96 1.99 1.99 0.00 0.00 0.00 0.00 07:56:01 ens3 435.84 268.83 317.26 157.40 0.00 0.00 0.00 0.00 07:56:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 537.97 381.23 1399.93 147.56 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 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1740) 10/10/25 _x86_64_ (4 CPU) 07:49:24 LINUX RESTART (4 CPU) 07:50:02 CPU %user %nice %system %iowait %steal %idle 07:51:01 all 14.29 0.00 1.06 13.21 0.05 71.39 07:51:01 0 3.84 0.00 0.32 23.53 0.02 72.29 07:51:01 1 35.55 0.00 2.11 5.03 0.07 57.24 07:51:01 2 4.14 0.00 0.29 0.31 0.02 95.25 07:51:01 3 13.70 0.00 1.55 23.96 0.07 60.73 07:52:01 all 40.76 0.00 1.84 5.41 0.09 51.89 07:52:01 0 36.23 0.00 2.35 5.75 0.10 55.57 07:52:01 1 44.30 0.00 2.35 4.83 0.08 48.44 07:52:01 2 41.62 0.00 1.18 1.50 0.10 55.59 07:52:01 3 40.92 0.00 1.48 9.55 0.10 47.95 07:53:01 all 63.68 0.00 2.65 0.94 0.11 32.62 07:53:01 0 61.20 0.00 2.06 2.77 0.10 33.86 07:53:01 1 55.77 0.00 2.61 0.47 0.13 41.02 07:53:01 2 72.09 0.00 1.97 0.12 0.10 25.72 07:53:01 3 65.65 0.00 3.97 0.40 0.10 29.87 07:54:01 all 26.66 0.00 0.79 2.49 0.07 69.98 07:54:01 0 21.19 0.00 1.12 2.10 0.10 75.48 07:54:01 1 27.55 0.00 0.49 0.27 0.07 71.63 07:54:01 2 26.82 0.00 1.25 0.30 0.05 71.57 07:54:01 3 31.09 0.00 0.32 7.31 0.05 61.24 07:55:01 all 62.38 0.00 2.60 1.18 0.14 33.70 07:55:01 0 67.46 0.00 3.07 1.39 0.13 27.94 07:55:01 1 55.65 0.00 3.06 0.96 0.13 40.20 07:55:01 2 63.97 0.00 2.09 0.54 0.15 33.24 07:55:01 3 62.38 0.00 2.19 1.86 0.13 33.43 07:56:01 all 34.36 0.00 1.26 8.04 0.08 56.27 07:56:01 0 40.67 0.00 0.63 1.82 0.08 56.79 07:56:01 1 25.03 0.00 1.57 20.82 0.07 52.51 07:56:01 2 41.03 0.00 1.36 6.63 0.12 50.87 07:56:01 3 30.74 0.00 1.46 2.86 0.08 64.85 Average: all 40.38 0.00 1.70 5.20 0.09 52.62 Average: 0 38.47 0.00 1.60 6.20 0.09 53.64 Average: 1 40.65 0.00 2.03 5.41 0.09 51.82 Average: 2 41.66 0.00 1.36 1.57 0.09 55.32 Average: 3 40.76 0.00 1.83 7.62 0.09 49.70