---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2187 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: 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 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 1372 0 2150 3259 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:de:e9:41 brd ff:ff:ff:ff:ff:ff inet 10.32.6.160/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86200sec preferred_lft 86200sec inet6 fe80::f816:3eff:fede:e941/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2187) 12/09/23 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 167.34 97.97 69.37 5920.35 42185.65 19:15:01 93.02 18.12 74.90 665.79 12937.74 19:16:01 46.61 0.97 45.64 60.79 8288.35 Average: 102.37 39.13 63.24 2224.30 21183.05 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 1855360 3408884 2183284 54.06 48532 1660316 555724 10.92 508620 1500304 140912 19:15:01 1291712 3106872 2746932 68.02 61100 1898084 798416 15.69 857288 1691464 67896 19:16:01 1435272 3367636 2603372 64.46 66696 2007400 576320 11.33 654016 1748004 31288 Average: 1527448 3294464 2511196 62.18 58776 1855267 643487 12.65 673308 1646591 80032 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 404.77 265.02 1408.85 63.02 0.00 0.00 0.00 0.00 19:14:02 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 19:15:01 ens3 300.07 305.54 1781.38 59.76 0.00 0.00 0.00 0.00 19:15:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 85.02 93.08 212.03 536.19 0.00 0.00 0.00 0.00 19:16:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 263.08 220.75 1130.47 220.55 0.00 0.00 0.00 0.00 Average: lo 1.78 1.78 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2187) 12/09/23 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.20 0.00 2.49 5.26 0.05 71.00 19:14:02 0 14.91 0.00 2.26 8.64 0.03 74.16 19:14:02 1 41.09 0.00 2.72 2.32 0.08 53.78 19:14:02 2 12.16 0.00 3.25 4.58 0.05 79.96 19:14:02 3 16.63 0.00 1.70 5.51 0.05 76.10 19:15:01 all 32.39 0.00 1.71 1.63 0.06 64.22 19:15:01 0 22.81 0.00 1.49 4.57 0.05 71.08 19:15:01 1 27.19 0.00 1.26 0.17 0.05 71.34 19:15:01 2 29.23 0.00 1.78 0.79 0.07 68.14 19:15:01 3 50.36 0.00 2.28 0.97 0.07 46.32 19:16:01 all 18.82 0.00 1.12 1.18 0.04 78.84 19:16:01 0 40.62 0.00 1.42 1.51 0.07 56.39 19:16:01 1 24.34 0.00 1.37 0.20 0.03 74.06 19:16:01 2 4.21 0.00 0.72 0.02 0.05 95.00 19:16:01 3 6.16 0.00 0.95 3.00 0.03 89.86 Average: all 24.09 0.00 1.77 2.69 0.05 71.40 Average: 0 26.13 0.00 1.73 4.91 0.05 67.19 Average: 1 30.89 0.00 1.79 0.90 0.06 66.37 Average: 2 15.10 0.00 1.91 1.80 0.06 81.12 Average: 3 24.20 0.00 1.64 3.17 0.05 70.93