---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4977 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: 2799.998 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.7G 69G 12% / 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 561 12868 0 2610 15158 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:45:8e:6e brd ff:ff:ff:ff:ff:ff inet 10.30.107.41/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe45:8e6e/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-4977) 11/27/23 _x86_64_ (4 CPU) 02:23:28 LINUX RESTART (4 CPU) 02:24:02 tps rtps wtps bread/s bwrtn/s 02:25:01 88.68 17.35 71.33 1033.45 18218.74 02:26:01 140.78 18.58 122.20 674.02 27804.70 02:27:01 17.16 0.00 17.16 0.00 18101.17 02:28:01 55.32 5.87 49.46 1026.90 27148.94 Average: 75.43 10.42 65.01 682.10 22837.43 02:24:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:25:01 14001156 15595928 2423812 14.76 62720 1732772 766556 4.39 646016 1567560 190764 02:26:01 12142768 14124692 4282200 26.07 76172 2092096 2068356 11.84 2169664 1868084 113448 02:27:01 13062716 15071712 3362252 20.47 76272 2118828 1166460 6.68 1226552 1893840 4328 02:28:01 13032728 15506668 3392240 20.65 82776 2570216 802724 4.59 948232 2189540 49584 Average: 13059842 15074750 3365126 20.49 74485 2128478 1201024 6.87 1247616 1879756 89531 02:24:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:25:01 ens3 74.72 51.13 990.75 8.07 0.00 0.00 0.00 0.00 02:25:01 lo 1.42 1.42 0.15 0.15 0.00 0.00 0.00 0.00 02:26:01 ens3 2508.83 1763.56 3394.72 688.64 0.00 0.00 0.00 0.00 02:26:01 lo 770.14 770.14 59.04 59.04 0.00 0.00 0.00 0.00 02:27:01 ens3 11453.10 9207.51 3380.94 3699.45 0.00 0.00 0.00 0.00 02:27:01 lo 268.44 268.44 20.58 20.58 0.00 0.00 0.00 0.00 02:28:01 ens3 2660.91 1969.34 1023.78 732.77 0.00 0.00 0.00 0.00 02:28:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 4191.84 3261.51 2202.65 1287.66 0.00 0.00 0.00 0.00 Average: lo 261.33 261.33 20.05 20.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4977) 11/27/23 _x86_64_ (4 CPU) 02:23:28 LINUX RESTART (4 CPU) 02:24:02 CPU %user %nice %system %iowait %steal %idle 02:25:01 all 19.50 0.00 1.31 4.68 0.05 74.46 02:25:01 0 12.76 0.00 0.81 0.78 0.03 85.62 02:25:01 1 7.45 0.00 0.93 7.57 0.02 84.03 02:25:01 2 24.35 0.00 1.82 7.26 0.08 66.49 02:25:01 3 33.49 0.00 1.70 3.18 0.05 61.58 02:26:01 all 46.05 0.00 5.76 3.28 0.14 44.78 02:26:01 0 41.86 0.00 6.79 2.55 0.13 48.67 02:26:01 1 49.21 0.00 3.87 3.72 0.13 43.06 02:26:01 2 44.31 0.00 7.16 3.70 0.17 44.66 02:26:01 3 48.85 0.00 5.20 3.14 0.12 42.70 02:27:01 all 28.43 0.00 36.27 0.50 0.13 34.67 02:27:01 0 22.18 0.00 12.51 1.25 0.13 63.93 02:27:01 1 34.25 0.00 56.32 0.35 0.12 8.96 02:27:01 2 24.18 0.00 25.75 0.21 0.14 49.73 02:27:01 3 33.00 0.00 50.13 0.17 0.13 16.57 02:28:01 all 22.74 0.00 7.63 2.43 0.06 67.13 02:28:01 0 17.90 0.00 4.64 7.38 0.05 70.02 02:28:01 1 28.34 0.00 8.80 0.50 0.07 62.28 02:28:01 2 22.07 0.00 12.12 0.52 0.07 65.22 02:28:01 3 22.64 0.00 4.95 1.35 0.07 71.00 Average: all 29.21 0.00 12.71 2.72 0.09 55.26 Average: 0 23.69 0.00 6.18 3.00 0.09 67.04 Average: 1 29.88 0.00 17.52 3.02 0.08 49.50 Average: 2 28.77 0.00 11.64 2.93 0.11 56.54 Average: 3 34.51 0.00 15.51 1.96 0.09 47.93