---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-44859 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 9.2G 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 593 12376 0 3069 15116 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:5c:2a:27 brd ff:ff:ff:ff:ff:ff inet 10.30.106.172/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86005sec preferred_lft 86005sec inet6 fe80::f816:3eff:fe5c:2a27/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-44859) 09/10/25 _x86_64_ (4 CPU) 07:49:40 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps bread/s bwrtn/s 07:51:01 318.98 54.25 264.73 3600.40 43278.51 07:52:01 178.14 44.53 133.61 2440.39 44719.08 07:53:01 30.14 3.53 26.61 122.51 4263.69 07:54:01 10.88 0.28 10.60 11.20 11308.76 07:55:01 18.45 2.58 15.86 281.02 7728.71 07:56:01 31.46 1.43 30.03 108.38 10953.24 Average: 98.01 17.77 80.24 1094.02 20375.72 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 13957536 15515072 2467432 15.02 64188 1694292 779016 4.46 705820 1549032 173032 07:52:01 12580576 14472048 3844392 23.41 76944 2002620 1837900 10.52 1826244 1776288 7292 07:53:01 11669048 14007536 4755920 28.96 80556 2436916 2101024 12.02 2333168 2161380 332316 07:54:01 10828820 13195952 5596148 34.07 81712 2463008 2948328 16.87 3146808 2184408 23936 07:55:01 11841604 14611404 4583364 27.90 83812 2856484 1583632 9.06 1880280 2425868 271236 07:56:01 12699208 15504348 3725760 22.68 87416 2886368 757136 4.33 1015056 2433728 28024 Average: 12262799 14551060 4162169 25.34 79105 2389948 1667839 9.54 1817896 2088451 139306 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 ens3 279.14 221.26 1762.71 72.35 0.00 0.00 0.00 0.00 07:51:01 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 07:52:01 ens3 323.75 264.96 2696.34 51.67 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 981.17 711.05 1798.23 306.20 0.00 0.00 0.00 0.00 07:53:01 lo 23.63 23.63 5.33 5.33 0.00 0.00 0.00 0.00 07:54:01 ens3 283.82 184.41 130.40 64.87 0.00 0.00 0.00 0.00 07:54:01 lo 2.22 2.22 0.18 0.18 0.00 0.00 0.00 0.00 07:55:01 ens3 954.49 631.98 2420.91 246.53 0.00 0.00 0.00 0.00 07:55:01 lo 11.93 11.93 1.99 1.99 0.00 0.00 0.00 0.00 07:56:01 ens3 356.29 252.41 318.16 149.09 0.00 0.00 0.00 0.00 07:56:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 529.76 377.67 1521.09 148.45 0.00 0.00 0.00 0.00 Average: lo 6.75 6.75 1.30 1.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-44859) 09/10/25 _x86_64_ (4 CPU) 07:49:40 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 07:51:01 all 22.18 0.00 1.95 4.65 0.05 71.16 07:51:01 0 28.04 0.00 2.06 1.44 0.05 68.41 07:51:01 1 23.72 0.00 1.61 6.72 0.07 67.88 07:51:01 2 9.31 0.00 1.92 8.81 0.05 79.90 07:51:01 3 27.68 0.00 2.19 1.65 0.07 68.42 07:52:01 all 36.23 0.00 1.66 3.29 0.08 58.74 07:52:01 0 46.22 0.00 2.46 1.73 0.08 49.51 07:52:01 1 35.79 0.00 1.30 9.08 0.07 53.75 07:52:01 2 34.45 0.00 1.35 0.69 0.07 63.44 07:52:01 3 28.64 0.00 1.53 1.60 0.08 68.14 07:53:01 all 73.16 0.00 2.81 0.06 0.11 23.85 07:53:01 0 78.71 0.00 2.46 0.05 0.10 18.69 07:53:01 1 76.59 0.00 2.14 0.10 0.10 21.06 07:53:01 2 73.58 0.00 2.88 0.05 0.12 23.37 07:53:01 3 63.70 0.00 3.77 0.10 0.12 32.31 07:54:01 all 33.39 0.00 1.11 0.63 0.07 64.80 07:54:01 0 34.44 0.00 1.22 2.53 0.07 61.74 07:54:01 1 32.23 0.00 1.57 0.00 0.05 66.16 07:54:01 2 32.75 0.00 1.02 0.00 0.07 66.17 07:54:01 3 34.19 0.00 0.62 0.00 0.07 65.13 07:55:01 all 61.71 0.00 2.93 0.34 0.10 34.92 07:55:01 0 60.42 0.00 2.97 0.53 0.10 35.97 07:55:01 1 67.93 0.00 3.44 0.66 0.12 27.85 07:55:01 2 52.99 0.00 2.85 0.08 0.10 43.97 07:55:01 3 65.60 0.00 2.47 0.07 0.10 31.76 07:56:01 all 33.31 0.00 1.51 1.14 0.05 63.98 07:56:01 0 28.15 0.00 1.23 1.47 0.07 69.08 07:56:01 1 34.52 0.00 1.74 0.22 0.05 63.48 07:56:01 2 39.29 0.00 2.03 2.85 0.05 55.78 07:56:01 3 31.32 0.00 1.02 0.05 0.05 67.56 Average: all 43.32 0.00 1.99 1.69 0.08 52.92 Average: 0 45.99 0.00 2.07 1.29 0.08 50.57 Average: 1 45.07 0.00 1.96 2.80 0.08 50.09 Average: 2 40.40 0.00 2.01 2.08 0.08 55.44 Average: 3 41.83 0.00 1.93 0.58 0.08 55.58