---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7683 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 7.7G 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 491 5235 0 2248 7201 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:9c:b2:be brd ff:ff:ff:ff:ff:ff inet 10.32.6.35/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe9c:b2be/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-7683) 08/06/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 163.61 82.87 80.74 4902.10 40357.23 19:15:01 55.37 1.93 53.44 61.06 9299.12 19:16:01 84.55 17.03 67.52 648.83 11942.01 19:17:01 24.19 1.42 22.78 94.64 4996.07 Average: 81.93 25.81 56.12 1426.74 16649.11 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6026588 7423092 2140824 26.21 36532 1540528 686312 7.45 576752 1402132 70896 19:15:01 5644944 7371092 2522468 30.88 56952 1831252 708544 7.69 645676 1677584 189940 19:16:01 5401988 7379964 2765424 33.86 63832 2069892 689360 7.48 717504 1835416 99820 19:17:01 5309640 7333608 2857772 34.99 65960 2112480 727796 7.90 770832 1870252 25048 Average: 5595790 7376939 2571622 31.49 55819 1888538 703003 7.63 677691 1696346 96426 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 423.36 230.61 1272.34 65.58 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 43.38 36.28 663.55 14.79 0.00 0.00 0.00 0.00 19:15:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 19:16:01 ens3 255.71 256.02 1719.59 49.49 0.00 0.00 0.00 0.00 19:16:01 lo 1.97 1.97 0.19 0.19 0.00 0.00 0.00 0.00 19:17:01 ens3 63.43 61.81 287.04 537.11 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 196.47 146.18 985.61 166.75 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7683) 08/06/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.56 0.00 2.90 5.59 2.35 67.60 19:14:01 0 16.83 0.00 1.62 9.50 2.48 69.57 19:14:01 1 33.95 0.00 3.80 5.66 2.69 53.89 19:14:01 2 21.27 0.00 4.26 5.08 2.50 66.89 19:14:01 3 14.21 0.00 1.91 2.11 1.70 80.07 19:15:01 all 20.94 0.00 1.24 1.80 1.37 74.65 19:15:01 0 23.20 0.00 1.22 5.56 1.30 68.73 19:15:01 1 18.31 0.00 1.16 0.08 1.61 78.84 19:15:01 2 16.50 0.00 1.06 1.31 1.41 79.70 19:15:01 3 25.77 0.00 1.51 0.23 1.17 71.32 19:16:01 all 36.55 0.00 2.20 1.58 4.84 54.82 19:16:01 0 36.17 0.00 2.52 1.17 4.86 55.27 19:16:01 1 44.17 0.00 2.02 1.11 4.74 47.96 19:16:01 2 31.83 0.00 2.45 3.05 5.34 57.33 19:16:01 3 33.99 0.00 1.84 1.01 4.43 58.73 19:17:01 all 19.68 0.00 0.95 0.97 1.45 76.96 19:17:01 0 1.05 0.00 0.42 2.36 0.78 95.40 19:17:01 1 21.00 0.00 1.22 0.05 2.04 75.68 19:17:01 2 30.79 0.00 1.30 1.25 1.73 64.94 19:17:01 3 25.88 0.00 0.81 0.23 1.21 71.86 Average: all 24.70 0.00 1.82 2.48 2.50 68.49 Average: 0 19.34 0.00 1.45 4.64 2.36 72.21 Average: 1 29.35 0.00 2.05 1.72 2.77 64.11 Average: 2 25.12 0.00 2.27 2.67 2.75 67.19 Average: 3 24.97 0.00 1.52 0.90 2.13 70.48