---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-107 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.5G 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 473 5413 0 2089 7224 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:19:91:47 brd ff:ff:ff:ff:ff:ff inet 10.32.6.120/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe19:9147/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-107) 04/09/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 164.51 81.30 83.20 4865.19 40900.13 19:15:01 73.97 12.80 61.17 309.68 9105.55 19:16:01 63.09 8.48 54.61 470.45 9611.20 19:17:01 21.73 0.37 21.36 33.86 1420.59 Average: 80.82 25.74 55.08 1419.74 15258.79 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5948348 7374464 2219072 27.17 37320 1568676 746620 8.10 626564 1429296 85788 19:15:01 5587980 7250212 2579440 31.58 58436 1767472 870520 9.45 774908 1608520 96084 19:16:01 5554608 7405912 2612812 31.99 63004 1947664 672500 7.30 698184 1710292 23816 19:17:01 5518212 7374104 2649208 32.44 65272 1949776 698352 7.58 733964 1709872 9420 Average: 5652287 7351173 2515133 30.79 56008 1808397 746998 8.11 708405 1614495 53777 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 493.53 266.89 1558.60 67.23 0.00 0.00 0.00 0.00 19:14:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 84.84 85.62 469.46 22.12 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 277.52 277.59 1207.27 570.11 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 12.58 13.51 9.72 6.46 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 217.11 160.90 811.23 166.47 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 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-107) 04/09/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.85 0.00 2.78 4.92 1.31 69.14 19:14:01 0 11.52 0.00 1.97 6.28 0.80 79.43 19:14:01 1 8.65 0.00 1.05 1.51 1.03 87.77 19:14:01 2 30.44 0.00 5.10 6.62 1.60 56.23 19:14:01 3 36.80 0.00 3.00 5.26 1.83 53.11 19:15:01 all 27.82 0.00 1.60 1.48 1.71 67.39 19:15:01 0 19.85 0.00 1.21 0.78 1.29 76.87 19:15:01 1 33.50 0.00 2.09 0.68 2.15 61.58 19:15:01 2 37.65 0.00 2.37 4.36 1.92 53.69 19:15:01 3 20.28 0.00 0.71 0.12 1.48 77.41 19:16:01 all 34.34 0.00 1.71 1.24 2.23 60.50 19:16:01 0 33.70 0.00 1.69 2.04 2.27 60.30 19:16:01 1 31.48 0.00 1.26 0.12 2.08 65.06 19:16:01 2 52.77 0.00 2.39 2.34 2.64 39.85 19:16:01 3 19.38 0.00 1.50 0.47 1.89 76.76 19:17:01 all 21.04 0.00 0.85 0.55 0.93 76.63 19:17:01 0 48.17 0.00 1.73 1.90 1.53 46.67 19:17:01 1 11.20 0.00 0.43 0.05 0.43 87.89 19:17:01 2 20.70 0.00 0.92 0.03 0.77 77.59 19:17:01 3 4.24 0.00 0.30 0.22 0.98 94.27 Average: all 26.27 0.00 1.73 2.05 1.54 68.41 Average: 0 28.31 0.00 1.65 2.74 1.48 65.82 Average: 1 21.22 0.00 1.21 0.59 1.42 75.56 Average: 2 35.40 0.00 2.69 3.34 1.73 56.83 Average: 3 20.15 0.00 1.37 1.51 1.54 75.42