---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2868 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 479 5326 0 2169 7215 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:02:65:88 brd ff:ff:ff:ff:ff:ff inet 10.32.6.24/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe02:6588/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2868) 06/07/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 167.84 85.87 81.97 4954.77 40162.92 19:15:01 54.47 0.18 54.29 22.00 9488.95 19:16:01 85.44 18.41 67.02 668.56 10167.64 19:17:01 26.84 3.05 23.79 123.43 4509.83 Average: 83.65 26.88 56.77 1442.13 16081.85 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6071876 7464176 2095544 25.66 36076 1536732 647656 7.03 533916 1398904 71520 19:15:01 5691972 7414124 2475448 30.31 56684 1827832 685436 7.44 599756 1675596 189908 19:16:01 5469236 7393352 2698184 33.04 63724 2017452 689392 7.48 702984 1785212 105240 19:17:01 5476208 7409132 2691212 32.95 65972 2023232 658352 7.14 694728 1783900 9356 Average: 5677323 7420196 2490097 30.49 55614 1851312 670209 7.27 632846 1660903 94006 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:14:01 ens3 461.72 270.99 1291.76 67.85 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:15:01 ens3 57.99 49.41 671.29 5.45 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 383.97 343.96 1423.01 76.70 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 19:17:01 ens3 56.68 58.45 30.64 523.64 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 240.08 180.70 854.14 168.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2868) 06/07/26 _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 20.89 0.00 2.72 5.56 1.51 69.32 19:14:01 0 15.43 0.00 1.59 10.93 1.48 70.57 19:14:01 1 28.32 0.00 5.16 1.93 1.75 62.84 19:14:01 2 21.89 0.00 2.05 6.39 1.62 68.05 19:14:01 3 17.94 0.00 2.08 2.95 1.23 75.80 19:15:01 all 20.52 0.00 1.19 1.72 1.17 75.41 19:15:01 0 14.25 0.00 0.90 2.59 0.90 81.36 19:15:01 1 40.78 0.00 2.38 0.20 1.46 55.18 19:15:01 2 25.98 0.00 1.36 4.09 1.90 66.68 19:15:01 3 1.05 0.00 0.13 0.00 0.38 98.43 19:16:01 all 41.46 0.00 2.04 1.84 3.22 51.44 19:16:01 0 38.09 0.00 1.81 3.04 2.96 54.10 19:16:01 1 38.70 0.00 1.96 1.00 3.11 55.23 19:16:01 2 45.30 0.00 1.78 2.61 3.41 46.89 19:16:01 3 43.75 0.00 2.60 0.71 3.38 49.54 19:17:01 all 20.88 0.00 1.03 0.79 1.06 76.25 19:17:01 0 10.11 0.00 0.95 0.75 0.43 87.75 19:17:01 1 32.02 0.00 1.01 0.20 1.68 65.09 19:17:01 2 16.90 0.00 1.18 2.11 0.83 78.97 19:17:01 3 24.46 0.00 1.00 0.08 1.28 73.18 Average: all 25.94 0.00 1.74 2.48 1.74 68.10 Average: 0 19.48 0.00 1.31 4.33 1.44 73.44 Average: 1 34.96 0.00 2.63 0.83 2.00 59.58 Average: 2 27.52 0.00 1.59 3.80 1.94 65.15 Average: 3 21.82 0.00 1.46 0.94 1.57 74.22