---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2931 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 421 1254 0 2268 3256 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:3c:bd:41 brd ff:ff:ff:ff:ff:ff inet 10.32.7.119/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86185sec preferred_lft 86185sec inet6 fe80::f816:3eff:fe3c:bd41/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2931) 01/06/24 _x86_64_ (4 CPU) 08:12:55 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 144.95 78.41 66.54 5172.54 42072.39 08:15:01 99.52 29.23 70.29 1625.06 12264.89 08:16:01 71.39 10.35 61.04 741.34 9982.34 Average: 105.29 39.33 65.96 2513.13 21441.02 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1821788 3379364 2216856 54.89 48432 1665048 569056 11.19 537780 1504244 148456 08:15:01 1321496 3178412 2717148 67.28 61792 1938272 744032 14.63 757380 1758980 109880 08:16:01 1324704 3369300 2713940 67.20 69208 2114044 552704 10.86 660264 1845584 38532 Average: 1489329 3309025 2549315 63.12 59811 1905788 621931 12.23 651808 1702936 98956 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 ens3 452.80 282.06 1320.44 63.61 0.00 0.00 0.00 0.00 08:14:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 08:15:01 ens3 274.77 297.60 1901.63 53.68 0.00 0.00 0.00 0.00 08:15:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 08:16:01 ens3 270.84 306.33 1430.14 56.60 0.00 0.00 0.00 0.00 08:16:01 lo 2.00 2.00 0.24 0.24 0.00 0.00 0.00 0.00 Average: ens3 332.81 295.33 1550.72 57.96 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2931) 01/06/24 _x86_64_ (4 CPU) 08:12:55 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.12 0.00 2.33 4.09 0.05 72.41 08:14:01 0 20.42 0.00 2.13 3.97 0.03 73.45 08:14:01 1 14.69 0.00 2.56 2.09 0.03 80.62 08:14:01 2 24.77 0.00 2.04 7.46 0.07 65.67 08:14:01 3 24.61 0.00 2.60 2.85 0.07 69.88 08:15:01 all 26.05 0.00 1.47 1.73 0.06 70.68 08:15:01 0 23.17 0.00 1.31 1.10 0.05 74.37 08:15:01 1 29.78 0.00 1.93 1.53 0.07 66.69 08:15:01 2 23.73 0.00 1.64 3.83 0.05 70.75 08:15:01 3 27.53 0.00 0.97 0.45 0.07 70.98 08:16:01 all 32.24 0.00 1.50 1.20 0.07 65.00 08:16:01 0 35.73 0.00 1.36 0.45 0.08 62.37 08:16:01 1 24.35 0.00 1.19 2.32 0.05 72.09 08:16:01 2 29.62 0.00 1.42 1.79 0.08 67.09 08:16:01 3 39.26 0.00 2.04 0.22 0.08 58.41 Average: all 26.47 0.00 1.77 2.34 0.06 69.36 Average: 0 26.44 0.00 1.60 1.84 0.06 70.07 Average: 1 22.95 0.00 1.89 1.98 0.05 73.12 Average: 2 26.04 0.00 1.70 4.36 0.07 67.84 Average: 3 30.47 0.00 1.87 1.17 0.07 66.42