---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8019 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 676K 1.6G 1% /run /dev/vda1 78G 8.6G 69G 11% / 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 605 13023 0 2410 15118 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:aa:82:8f brd ff:ff:ff:ff:ff:ff inet 10.30.107.76/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86204sec preferred_lft 86204sec inet6 fe80::f816:3eff:feaa:828f/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-8019) 11/01/25 _x86_64_ (4 CPU) 11:13:53 LINUX RESTART (4 CPU) 11:14:01 tps rtps wtps bread/s bwrtn/s 11:15:00 375.60 53.77 321.83 3605.40 57240.33 11:16:01 150.20 40.09 110.11 2219.96 29551.88 11:17:01 38.06 8.82 29.25 602.83 7555.41 Average: 187.75 34.26 153.49 2143.16 31438.72 11:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:15:00 13893640 15513232 2531328 15.41 66232 1751648 868556 4.97 708912 1603784 211704 11:16:01 13203720 15230024 3221248 19.61 76128 2136256 1120272 6.41 1051876 1924412 99968 11:17:01 13303364 15445960 3121604 19.01 79792 2247704 881696 5.05 903708 1970832 25892 Average: 13466908 15396405 2958060 18.01 74051 2045203 956841 5.48 888165 1833009 112521 11:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:15:00 lo 1.67 1.67 0.19 0.19 0.00 0.00 0.00 0.00 11:15:00 ens3 422.90 275.87 1868.47 77.36 0.00 0.00 0.00 0.00 11:16:01 lo 3.33 3.33 0.21 0.21 0.00 0.00 0.00 0.00 11:16:01 ens3 443.66 330.29 3023.10 70.92 0.00 0.00 0.00 0.00 11:17:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 11:17:01 ens3 684.87 426.48 1586.07 148.02 0.00 0.00 0.00 0.00 Average: lo 1.92 1.92 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 516.74 344.14 2163.98 98.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8019) 11/01/25 _x86_64_ (4 CPU) 11:13:53 LINUX RESTART (4 CPU) 11:14:01 CPU %user %nice %system %iowait %steal %idle 11:15:00 all 22.28 0.00 2.08 4.03 0.05 71.56 11:15:00 0 39.06 0.00 2.79 4.73 0.07 53.35 11:15:00 1 15.44 0.00 1.55 6.59 0.05 76.37 11:15:00 2 19.08 0.00 2.36 2.36 0.05 76.15 11:15:00 3 15.58 0.00 1.59 2.42 0.05 80.36 11:16:01 all 55.24 0.00 3.12 1.00 0.11 40.53 11:16:01 0 58.92 0.00 3.95 1.20 0.12 35.82 11:16:01 1 50.40 0.00 3.10 2.21 0.10 44.20 11:16:01 2 61.90 0.00 3.01 0.35 0.12 34.63 11:16:01 3 49.70 0.00 2.43 0.23 0.12 47.52 11:17:01 all 33.90 0.00 1.71 0.45 0.07 63.87 11:17:01 0 32.84 0.00 1.59 0.08 0.05 65.43 11:17:01 1 49.47 0.00 1.94 0.17 0.08 48.34 11:17:01 2 19.87 0.00 1.75 1.37 0.07 76.94 11:17:01 3 33.43 0.00 1.57 0.20 0.05 64.75 Average: all 37.23 0.00 2.31 1.82 0.08 58.56 Average: 0 43.70 0.00 2.78 2.00 0.08 51.44 Average: 1 38.50 0.00 2.20 2.98 0.08 56.24 Average: 2 33.77 0.00 2.38 1.35 0.08 62.42 Average: 3 32.97 0.00 1.86 0.95 0.07 64.15