---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-996 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 558 12841 0 2639 15162 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:fd:64:b1 brd ff:ff:ff:ff:ff:ff inet 10.30.106.162/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fefd:64b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-996) 11/30/23 _x86_64_ (4 CPU) 12:46:15 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 124.02 20.73 103.28 1151.87 31338.27 12:49:01 121.86 32.38 89.49 2228.16 30900.85 12:50:01 31.71 6.66 25.04 374.14 23699.43 Average: 92.52 19.92 72.60 1251.35 28645.76 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 13919736 15626204 2505224 15.25 70600 1830564 710216 4.06 619856 1661524 138336 12:49:01 12696560 14650548 3728400 22.70 76140 2065668 1775288 10.16 1657928 1829796 10364 12:50:01 13201388 15557988 3223572 19.63 78124 2459336 741276 4.24 837608 2134804 20888 Average: 13272561 15278247 3152399 19.19 74955 2118523 1075593 6.16 1038464 1875375 56529 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 12:48:01 ens3 84.03 51.87 1186.10 10.87 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:49:01 ens3 380.87 277.49 2645.35 80.60 0.00 0.00 0.00 0.00 12:50:01 lo 3.38 3.38 1.87 1.87 0.00 0.00 0.00 0.00 12:50:01 ens3 674.03 540.19 2977.93 181.10 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 0.66 0.66 0.00 0.00 0.00 0.00 Average: ens3 379.68 289.87 2269.89 90.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-996) 11/30/23 _x86_64_ (4 CPU) 12:46:15 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 17.47 0.00 1.32 7.64 0.05 73.52 12:48:01 0 6.18 0.00 0.70 0.82 0.02 92.28 12:48:01 1 2.85 0.00 0.53 2.22 0.02 94.38 12:48:01 2 30.30 0.00 2.12 25.38 0.08 42.11 12:48:01 3 30.67 0.00 1.96 2.31 0.08 64.98 12:49:01 all 27.25 0.00 1.53 3.34 0.08 67.81 12:49:01 0 28.99 0.00 1.09 0.79 0.05 69.08 12:49:01 1 25.44 0.00 1.39 1.02 0.10 72.05 12:49:01 2 27.29 0.00 2.31 8.21 0.07 62.12 12:49:01 3 27.30 0.00 1.31 3.31 0.07 68.01 12:50:01 all 47.89 0.00 2.26 1.55 0.11 48.19 12:50:01 0 44.64 0.00 1.78 3.68 0.10 49.81 12:50:01 1 42.02 0.00 2.18 0.03 0.12 55.65 12:50:01 2 54.47 0.00 3.23 0.71 0.14 41.45 12:50:01 3 50.46 0.00 1.85 1.75 0.10 45.83 Average: all 30.83 0.00 1.70 4.18 0.08 63.21 Average: 0 26.52 0.00 1.19 1.75 0.06 70.49 Average: 1 23.40 0.00 1.37 1.09 0.08 74.06 Average: 2 37.31 0.00 2.55 11.44 0.10 48.60 Average: 3 36.13 0.00 1.71 2.46 0.08 59.63