---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7541 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 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 590 12310 0 3139 15120 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:3c:82:f4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.137/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fe3c:82f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7541) 12/25/23 _x86_64_ (4 CPU) 02:45:21 LINUX RESTART (4 CPU) 02:46:01 tps rtps wtps bread/s bwrtn/s 02:47:01 129.48 13.28 116.20 973.44 45532.01 02:48:01 109.12 29.20 79.92 1682.12 19173.87 02:49:01 78.60 7.13 71.47 201.97 13602.93 02:50:01 57.31 1.45 55.86 68.39 20802.93 Average: 93.63 12.76 80.86 731.48 24777.94 02:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:47:01 13808240 15500060 2616728 15.93 69496 1817184 863164 4.94 735140 1654824 149140 02:48:01 13413228 15286300 3011740 18.34 77452 1983960 1030088 5.90 978244 1793244 15844 02:49:01 12408736 14829104 4016232 24.45 87420 2507524 1354248 7.75 1485020 2261420 158536 02:50:01 12615048 15485804 3809920 23.20 94644 2937656 840588 4.81 1224828 2300764 38972 Average: 13061313 15275317 3363655 20.48 82253 2311581 1022022 5.85 1105808 2002563 90623 02:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:47:01 ens3 61.84 37.96 1069.11 6.34 0.00 0.00 0.00 0.00 02:47:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 02:48:01 ens3 218.75 204.37 1823.99 41.15 0.00 0.00 0.00 0.00 02:48:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 02:49:01 ens3 473.94 395.55 5976.51 70.07 0.00 0.00 0.00 0.00 02:49:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 02:50:01 ens3 280.84 279.32 723.53 2463.91 0.00 0.00 0.00 0.00 02:50:01 lo 19.20 19.20 1.73 1.73 0.00 0.00 0.00 0.00 Average: ens3 258.84 229.30 2398.28 645.37 0.00 0.00 0.00 0.00 Average: lo 5.12 5.12 0.46 0.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7541) 12/25/23 _x86_64_ (4 CPU) 02:45:21 LINUX RESTART (4 CPU) 02:46:01 CPU %user %nice %system %iowait %steal %idle 02:47:01 all 18.13 0.00 1.37 9.84 0.05 70.62 02:47:01 0 3.97 0.00 0.66 24.58 0.02 70.77 02:47:01 1 21.34 0.00 1.34 11.68 0.08 65.55 02:47:01 2 39.50 0.00 2.65 2.21 0.07 55.57 02:47:01 3 7.90 0.00 0.82 0.78 0.03 90.47 02:48:01 all 15.44 0.00 1.18 3.89 0.08 79.41 02:48:01 0 15.20 0.00 1.05 2.81 0.10 80.83 02:48:01 1 13.91 0.00 1.64 10.53 0.08 73.83 02:48:01 2 17.25 0.00 1.07 1.47 0.07 80.14 02:48:01 3 15.37 0.00 1.00 0.75 0.08 82.79 02:49:01 all 27.97 0.00 1.79 1.48 0.10 68.66 02:49:01 0 23.00 0.00 1.85 3.76 0.12 71.27 02:49:01 1 33.80 0.00 1.02 0.50 0.07 64.62 02:49:01 2 24.42 0.00 1.59 0.49 0.10 73.40 02:49:01 3 30.67 0.00 2.71 1.18 0.08 65.36 02:50:01 all 29.40 0.00 2.09 2.96 0.08 65.47 02:50:01 0 24.56 0.00 1.89 2.23 0.07 71.25 02:50:01 1 33.00 0.00 2.30 8.72 0.08 55.89 02:50:01 2 23.65 0.00 2.28 0.10 0.07 73.90 02:50:01 3 36.47 0.00 1.88 0.81 0.08 60.76 Average: all 22.72 0.00 1.61 4.55 0.08 71.04 Average: 0 16.66 0.00 1.36 8.38 0.08 73.53 Average: 1 25.51 0.00 1.58 7.85 0.08 64.98 Average: 2 26.20 0.00 1.90 1.07 0.08 70.76 Average: 3 22.53 0.00 1.60 0.88 0.07 74.91