---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-850 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 9.3G 69G 13% / 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 562 12097 0 3379 15147 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:f2:1c:12 brd ff:ff:ff:ff:ff:ff inet 10.30.107.168/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86064sec preferred_lft 86064sec inet6 fe80::f816:3eff:fef2:1c12/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-850) 11/30/23 _x86_64_ (4 CPU) 04:31:22 LINUX RESTART (4 CPU) 04:32:01 tps rtps wtps bread/s bwrtn/s 04:33:01 116.36 23.66 92.70 1194.73 18243.23 04:34:01 788.99 0.15 788.84 2.00 41901.82 04:35:01 68.11 0.00 68.11 0.00 19819.90 04:36:01 41.74 22.23 19.51 1581.87 10891.65 Average: 253.80 11.51 242.29 694.65 22714.15 04:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 13777120 15480648 2647848 16.12 70336 1827576 1071720 6.13 773292 1649852 154052 04:34:01 12193392 15054396 4231576 25.76 131056 2811992 1458372 8.35 1290544 2569480 355892 04:35:01 12046368 14906404 4378600 26.66 131176 2812012 1622232 9.28 1437076 2569444 224 04:36:01 12255792 15325380 4169176 25.38 131360 3016064 973988 5.57 1051460 2746332 77144 Average: 12568168 15191707 3856800 23.48 115982 2616911 1281578 7.33 1138093 2383777 146828 04:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 ens3 100.88 62.09 1224.79 14.04 0.00 0.00 0.00 0.00 04:33:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 04:34:01 ens3 460.77 315.15 3802.87 52.71 0.00 0.00 0.00 0.00 04:34:01 lo 3.87 3.87 0.73 0.73 0.00 0.00 0.00 0.00 04:35:01 ens3 0.35 0.40 0.07 3.08 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 ens3 208.23 145.29 2163.86 23.63 0.00 0.00 0.00 0.00 04:36:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 192.56 130.73 1797.90 23.37 0.00 0.00 0.00 0.00 Average: lo 1.35 1.35 0.22 0.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-850) 11/30/23 _x86_64_ (4 CPU) 04:31:22 LINUX RESTART (4 CPU) 04:32:01 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 22.74 0.00 1.59 3.42 0.07 72.18 04:33:01 0 17.54 0.00 1.65 4.99 0.07 75.75 04:33:01 1 9.57 0.00 1.04 0.40 0.07 88.92 04:33:01 2 36.41 0.00 1.92 0.97 0.07 60.63 04:33:01 3 27.43 0.00 1.72 7.31 0.07 63.47 04:34:01 all 27.12 0.00 4.82 7.43 0.12 60.52 04:34:01 0 26.80 0.00 7.31 10.20 0.10 55.60 04:34:01 1 24.06 0.00 2.92 2.23 0.14 70.65 04:34:01 2 28.19 0.00 4.12 9.82 0.13 57.73 04:34:01 3 29.40 0.00 4.95 7.44 0.12 58.09 04:35:01 all 26.29 0.00 0.82 1.99 0.10 70.79 04:35:01 0 9.06 0.00 0.30 0.05 0.07 90.53 04:35:01 1 11.76 0.00 0.50 0.00 0.15 87.59 04:35:01 2 74.76 0.00 2.12 5.30 0.13 17.68 04:35:01 3 10.06 0.00 0.38 2.66 0.05 86.85 04:36:01 all 37.80 0.00 1.30 1.15 0.11 59.64 04:36:01 0 37.38 0.00 1.31 0.37 0.13 60.81 04:36:01 1 37.24 0.00 1.41 0.08 0.10 61.17 04:36:01 2 41.80 0.00 1.26 3.15 0.12 53.68 04:36:01 3 34.82 0.00 1.19 0.99 0.10 62.90 Average: all 28.48 0.00 2.13 3.49 0.10 65.79 Average: 0 22.65 0.00 2.63 3.89 0.09 70.73 Average: 1 20.64 0.00 1.46 0.68 0.11 77.10 Average: 2 45.27 0.00 2.36 4.80 0.11 47.46 Average: 3 25.41 0.00 2.06 4.60 0.08 67.85