---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9952 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 541 12412 0 3086 15168 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:68:24:54 brd ff:ff:ff:ff:ff:ff inet 10.30.107.235/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe68:2454/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9952) 03/01/24 _x86_64_ (4 CPU) 02:45:23 LINUX RESTART (4 CPU) 02:46:01 tps rtps wtps bread/s bwrtn/s 02:47:01 122.53 28.30 94.23 2154.84 27574.34 02:48:01 98.35 13.05 85.30 476.85 26098.85 02:49:01 88.40 7.15 81.25 202.23 30532.38 02:50:01 65.37 1.45 63.92 68.79 23971.20 Average: 93.66 12.49 81.18 725.68 27044.19 02:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:47:01 13947948 15634584 2477012 15.08 69688 1813936 712896 4.08 614016 1643340 123452 02:48:01 13462180 15284712 2962780 18.04 78152 1934836 972004 5.56 982764 1745296 11792 02:49:01 11962844 14552028 4462116 27.17 88124 2674756 1543380 8.83 1880524 2311888 375476 02:50:01 12684460 15503712 3740500 22.77 95400 2888928 824740 4.72 1208312 2252612 2572 Average: 13014358 15243759 3410602 20.76 82841 2328114 1013255 5.80 1171404 1988284 128323 02:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:47:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 02:47:01 ens3 77.65 57.26 1024.96 28.06 0.00 0.00 0.00 0.00 02:48:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 02:48:01 ens3 210.75 195.60 1665.01 37.62 0.00 0.00 0.00 0.00 02:49:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 02:49:01 ens3 464.06 375.35 5970.53 50.40 0.00 0.00 0.00 0.00 02:50:01 lo 19.26 19.26 1.73 1.73 0.00 0.00 0.00 0.00 02:50:01 ens3 267.74 276.69 727.46 2467.20 0.00 0.00 0.00 0.00 Average: lo 5.17 5.17 0.47 0.47 0.00 0.00 0.00 0.00 Average: ens3 255.05 226.22 2346.99 645.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9952) 03/01/24 _x86_64_ (4 CPU) 02:45:23 LINUX RESTART (4 CPU) 02:46:01 CPU %user %nice %system %iowait %steal %idle 02:47:01 all 18.91 0.00 1.38 5.92 0.05 73.74 02:47:01 0 8.72 0.00 0.74 8.74 0.05 81.76 02:47:01 1 19.81 0.00 1.74 11.37 0.07 67.00 02:47:01 2 11.58 0.00 0.97 0.52 0.03 86.90 02:47:01 3 35.59 0.00 2.07 3.05 0.08 59.21 02:48:01 all 13.47 0.00 0.99 2.73 0.07 82.74 02:48:01 0 13.27 0.00 1.19 7.26 0.08 78.20 02:48:01 1 12.88 0.00 0.55 2.45 0.05 84.06 02:48:01 2 11.26 0.00 1.16 0.77 0.08 86.73 02:48:01 3 16.46 0.00 1.05 0.45 0.07 81.97 02:49:01 all 32.06 0.00 1.90 2.64 0.11 63.30 02:49:01 0 30.49 0.00 1.74 2.77 0.10 64.89 02:49:01 1 29.54 0.00 2.41 6.26 0.12 61.67 02:49:01 2 30.85 0.00 1.83 1.21 0.12 66.00 02:49:01 3 37.37 0.00 1.58 0.32 0.10 60.63 02:50:01 all 26.43 0.00 1.72 2.80 0.08 68.97 02:50:01 0 30.79 0.00 1.65 1.15 0.08 66.32 02:50:01 1 36.38 0.00 2.53 5.67 0.08 55.33 02:50:01 2 17.15 0.00 1.35 3.28 0.05 78.16 02:50:01 3 21.34 0.00 1.39 1.10 0.05 76.13 Average: all 22.71 0.00 1.50 3.52 0.08 72.19 Average: 0 20.82 0.00 1.33 4.98 0.08 72.80 Average: 1 24.65 0.00 1.81 6.43 0.08 67.03 Average: 2 17.70 0.00 1.32 1.44 0.07 79.46 Average: 3 27.68 0.00 1.52 1.23 0.08 69.49