---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14836 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 9.2G 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 545 12395 0 3099 15165 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:e6:be:08 brd ff:ff:ff:ff:ff:ff inet 10.30.107.228/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86170sec preferred_lft 86170sec inet6 fe80::f816:3eff:fee6:be08/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14836) 01/24/24 _x86_64_ (4 CPU) 18:10:21 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 139.13 41.03 98.10 2628.76 20634.96 18:13:01 139.60 7.53 132.07 208.20 29767.41 18:14:01 73.25 1.53 71.72 71.05 31303.85 Average: 117.33 16.70 100.63 969.30 27235.55 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 13697012 15433416 2727956 16.61 73692 1857012 919112 5.26 823896 1677464 104140 18:13:01 12085656 14722468 4339312 26.42 89292 2716992 1377952 7.89 1808780 2252160 400260 18:14:01 12677852 15513960 3747116 22.81 95940 2903228 790580 4.52 1199796 2264988 32124 Average: 12820173 15223281 3604795 21.95 86308 2492411 1029215 5.89 1277491 2064871 178841 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 ens3 154.66 135.13 1426.18 46.61 0.00 0.00 0.00 0.00 18:12:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 18:13:01 ens3 607.15 517.24 7534.45 73.01 0.00 0.00 0.00 0.00 18:13:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:14:01 ens3 225.80 251.96 566.42 2465.31 0.00 0.00 0.00 0.00 18:14:01 lo 20.00 20.00 1.81 1.81 0.00 0.00 0.00 0.00 Average: ens3 329.22 301.46 3175.93 861.60 0.00 0.00 0.00 0.00 Average: lo 7.04 7.04 0.64 0.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14836) 01/24/24 _x86_64_ (4 CPU) 18:10:21 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 21.89 0.00 1.75 4.91 0.08 71.38 18:12:01 0 15.29 0.00 1.42 5.53 0.05 77.71 18:12:01 1 15.86 0.00 0.98 0.46 0.07 82.64 18:12:01 2 34.72 0.00 2.75 5.56 0.08 56.89 18:12:01 3 21.76 0.00 1.82 8.13 0.08 68.20 18:13:01 all 47.84 0.00 2.52 1.47 0.11 48.05 18:13:01 0 50.82 0.00 2.18 2.25 0.13 44.62 18:13:01 1 46.33 0.00 3.24 0.72 0.12 49.58 18:13:01 2 49.08 0.00 2.23 2.28 0.10 46.30 18:13:01 3 45.11 0.00 2.43 0.64 0.12 51.70 18:14:01 all 21.84 0.00 1.49 3.22 0.06 73.39 18:14:01 0 6.18 0.00 1.03 0.38 0.05 92.36 18:14:01 1 37.40 0.00 2.24 8.44 0.07 51.85 18:14:01 2 29.83 0.00 1.59 1.59 0.07 66.92 18:14:01 3 14.13 0.00 1.12 2.46 0.05 82.24 Average: all 30.48 0.00 1.92 3.20 0.08 64.31 Average: 0 24.02 0.00 1.54 2.71 0.08 71.65 Average: 1 33.11 0.00 2.15 3.20 0.08 61.45 Average: 2 37.87 0.00 2.19 3.15 0.08 56.71 Average: 3 26.95 0.00 1.79 3.75 0.08 67.42