---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5022 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 496 5314 0 2164 7198 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d9:1a:3e brd ff:ff:ff:ff:ff:ff inet 10.32.6.26/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fed9:1a3e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5022) 07/04/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 167.67 82.75 84.92 4897.72 40749.49 19:15:01 59.43 4.95 54.48 151.57 9383.90 19:16:01 79.70 13.85 65.86 541.91 9167.41 19:17:01 25.65 3.03 22.61 123.31 4467.66 Average: 83.21 26.23 56.98 1433.97 15969.55 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5972704 7394948 2194708 26.87 37052 1565128 689440 7.48 604132 1426120 84504 19:15:01 5754132 7466032 2413280 29.55 57140 1816668 597296 6.48 536616 1676156 151544 19:16:01 5427612 7346592 2739800 33.55 63796 2012404 715648 7.77 750400 1778360 102336 19:17:01 5445000 7373756 2722412 33.33 66100 2019180 683208 7.41 731628 1778028 9916 Average: 5649862 7395332 2517550 30.82 56022 1853345 671398 7.29 655694 1664666 87075 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 484.10 279.85 1520.25 69.67 0.00 0.00 0.00 0.00 19:14:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 44.42 36.49 401.51 5.31 0.00 0.00 0.00 0.00 19:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 308.38 294.82 1421.68 58.38 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 55.92 63.82 30.84 535.22 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 223.95 169.30 845.42 167.82 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5022) 07/04/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 23.30 0.00 3.09 5.31 1.34 66.96 19:14:02 0 17.58 0.00 1.90 5.52 1.03 73.97 19:14:02 1 13.53 0.00 2.10 8.79 1.32 74.26 19:14:02 2 26.46 0.00 5.59 3.95 1.47 62.53 19:14:02 3 35.65 0.00 2.76 2.99 1.54 57.07 19:15:01 all 20.69 0.00 1.21 1.45 0.94 75.70 19:15:01 0 20.71 0.00 1.25 0.08 0.83 77.12 19:15:01 1 15.19 0.00 1.47 5.11 0.83 77.40 19:15:01 2 8.87 0.00 0.64 0.03 0.83 89.63 19:15:01 3 38.04 0.00 1.51 0.56 1.30 58.59 19:16:01 all 42.75 0.00 1.93 1.51 2.81 51.00 19:16:01 0 43.65 0.00 1.40 0.42 2.68 51.86 19:16:01 1 43.28 0.00 1.72 1.88 2.80 50.32 19:16:01 2 39.24 0.00 2.42 1.52 2.89 53.92 19:16:01 3 44.81 0.00 2.18 2.20 2.85 47.96 19:17:01 all 21.23 0.00 1.11 0.62 0.85 76.20 19:17:01 0 23.81 0.00 0.78 0.07 1.31 74.04 19:17:01 1 25.22 0.00 1.30 1.60 0.82 71.06 19:17:01 2 28.84 0.00 1.68 0.23 0.95 68.29 19:17:01 3 7.00 0.00 0.65 0.57 0.32 91.47 Average: all 27.01 0.00 1.84 2.22 1.49 67.44 Average: 0 26.47 0.00 1.33 1.52 1.47 69.21 Average: 1 24.34 0.00 1.65 4.34 1.44 68.23 Average: 2 25.90 0.00 2.59 1.44 1.54 68.53 Average: 3 31.35 0.00 1.78 1.58 1.50 63.79