---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18514 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: 2799.996 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 9.6G 68G 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 570 11875 0 3593 15138 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 mq state UP group default qlen 1000 link/ether fa:16:3e:0d:7e:8a brd ff:ff:ff:ff:ff:ff inet 10.30.107.47/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86047sec preferred_lft 86047sec inet6 fe80::f816:3eff:fe0d:7e8a/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-18514) 09/07/26 _x86_64_ (4 CPU) 11:37:03 LINUX RESTART (4 CPU) 11:38:02 tps rtps wtps bread/s bwrtn/s 11:39:01 137.72 32.57 105.15 1809.18 12712.42 11:40:01 83.82 12.53 71.29 800.80 11147.35 11:41:01 79.81 0.68 79.12 40.52 9516.29 11:42:01 137.14 5.75 131.39 169.28 17144.42 Average: 109.50 12.80 96.70 700.28 12629.77 11:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:39:01 13455964 15400300 2968996 18.08 73892 2058436 907104 5.19 828600 1900016 207216 11:40:01 10759896 12941904 5665064 34.49 80008 2277628 3221808 18.44 3359080 2035236 89732 11:41:01 9181544 11970948 7243416 44.10 89496 2818060 4066076 23.27 4507508 2397668 383328 11:42:01 7771952 10689808 8653008 52.68 92420 2936584 5339584 30.56 5863856 2440972 1924 Average: 10292339 12750740 6132621 37.34 83954 2522677 3383643 19.36 3639761 2193473 170550 11:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:39:01 ens3 291.22 222.37 1951.64 35.55 0.00 0.00 0.00 0.00 11:39:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 11:40:01 ens3 228.96 194.82 1665.80 49.46 0.00 0.00 0.00 0.00 11:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:41:01 ens3 99.98 76.39 548.88 31.50 0.00 0.00 0.00 0.00 11:41:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:42:01 ens3 115.79 98.45 516.61 42.07 0.00 0.00 0.00 0.00 11:42:01 lo 1.30 1.30 13.52 13.52 0.00 0.00 0.00 0.00 Average: ens3 183.54 147.69 1167.43 39.67 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 3.42 3.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18514) 09/07/26 _x86_64_ (4 CPU) 11:37:03 LINUX RESTART (4 CPU) 11:38:02 CPU %user %nice %system %iowait %steal %idle 11:39:01 all 21.72 0.00 1.77 1.41 0.02 75.09 11:39:01 0 12.68 0.00 1.98 3.89 0.02 81.44 11:39:01 1 13.79 0.00 1.19 0.10 0.02 84.90 11:39:01 2 24.68 0.00 1.63 0.34 0.00 73.35 11:39:01 3 35.64 0.00 2.28 1.33 0.02 60.74 11:40:01 all 53.10 0.00 1.70 0.43 0.04 44.73 11:40:01 0 54.14 0.00 1.34 1.05 0.07 43.40 11:40:01 1 53.21 0.00 0.97 0.10 0.03 45.68 11:40:01 2 54.27 0.00 2.21 0.17 0.05 43.30 11:40:01 3 50.74 0.00 2.30 0.40 0.05 46.50 11:41:01 all 55.75 0.00 2.19 0.23 0.04 41.80 11:41:01 0 63.67 0.00 3.58 0.37 0.03 32.34 11:41:01 1 69.25 0.00 2.54 0.03 0.07 28.11 11:41:01 2 32.06 0.00 1.26 0.13 0.03 66.51 11:41:01 3 58.10 0.00 1.35 0.37 0.03 40.15 11:42:01 all 55.53 0.00 2.29 0.35 0.04 41.80 11:42:01 0 40.97 0.00 1.27 0.03 0.05 57.68 11:42:01 1 63.00 0.00 2.17 0.18 0.02 34.63 11:42:01 2 65.55 0.00 4.34 1.10 0.02 28.99 11:42:01 3 52.66 0.00 1.35 0.08 0.05 45.85 Average: all 46.64 0.00 1.99 0.60 0.03 50.74 Average: 0 43.02 0.00 2.04 1.32 0.04 53.57 Average: 1 50.01 0.00 1.72 0.10 0.03 48.13 Average: 2 44.19 0.00 2.36 0.44 0.03 52.99 Average: 3 49.34 0.00 1.82 0.54 0.04 48.26