---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4754 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: 2800.000 BogoMIPS: 5600.00 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 8.9G 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 557 12695 0 2787 15157 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:14:14:5e brd ff:ff:ff:ff:ff:ff inet 10.30.107.179/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86175sec preferred_lft 86175sec inet6 fe80::f816:3eff:fe14:145e/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-4754) 12/13/23 _x86_64_ (4 CPU) 11:54:29 LINUX RESTART (4 CPU) 11:55:01 tps rtps wtps bread/s bwrtn/s 11:56:01 97.53 17.90 79.64 1051.82 25795.57 11:57:01 154.07 13.28 140.79 576.61 36338.29 11:58:01 69.14 2.17 66.97 85.45 39117.61 Average: 106.92 11.11 95.80 571.30 33750.63 11:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:56:01 13949504 15545884 2475456 15.07 61644 1736204 813092 4.65 691424 1570164 163384 11:57:01 12097472 14253160 4327488 26.35 81184 2254676 1953876 11.18 2095008 1973964 215700 11:58:01 13012264 15533304 3412696 20.78 86928 2608372 764880 4.38 967116 2177416 32156 Average: 13019747 15110783 3405213 20.73 76585 2199751 1177283 6.74 1251183 1907181 137080 11:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:56:01 ens3 61.16 43.11 979.80 7.10 0.00 0.00 0.00 0.00 11:56:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 11:57:01 ens3 469.33 406.16 3579.46 115.68 0.00 0.00 0.00 0.00 11:57:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:58:01 ens3 142.74 159.44 988.89 2309.73 0.00 0.00 0.00 0.00 11:58:01 lo 5.87 5.87 0.54 0.54 0.00 0.00 0.00 0.00 Average: ens3 224.42 202.92 1849.48 810.80 0.00 0.00 0.00 0.00 Average: lo 2.58 2.58 0.24 0.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4754) 12/13/23 _x86_64_ (4 CPU) 11:54:29 LINUX RESTART (4 CPU) 11:55:01 CPU %user %nice %system %iowait %steal %idle 11:56:01 all 18.20 0.00 1.29 7.36 0.05 73.10 11:56:01 0 34.11 0.00 1.92 9.93 0.08 53.95 11:56:01 1 8.07 0.00 0.82 14.41 0.03 76.66 11:56:01 2 14.04 0.00 1.02 1.89 0.05 83.00 11:56:01 3 16.54 0.00 1.39 3.23 0.03 78.81 11:57:01 all 38.03 0.00 2.10 4.63 0.15 55.09 11:57:01 0 50.58 0.00 2.24 1.57 0.15 45.45 11:57:01 1 34.08 0.00 1.38 8.95 0.10 55.49 11:57:01 2 34.81 0.00 2.65 5.45 0.18 56.91 11:57:01 3 32.68 0.00 2.18 2.51 0.13 62.50 11:58:01 all 25.12 0.00 1.47 6.07 0.07 67.27 11:58:01 0 32.41 0.00 1.54 0.20 0.08 65.77 11:58:01 1 13.10 0.00 1.31 12.67 0.03 72.89 11:58:01 2 29.77 0.00 1.48 6.76 0.07 61.92 11:58:01 3 25.20 0.00 1.52 4.69 0.08 68.51 Average: all 27.12 0.00 1.62 6.02 0.09 65.15 Average: 0 39.03 0.00 1.90 3.90 0.11 55.06 Average: 1 18.45 0.00 1.17 12.00 0.06 68.33 Average: 2 26.20 0.00 1.72 4.70 0.10 67.28 Average: 3 24.80 0.00 1.69 3.47 0.08 69.94