---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4908 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 676K 1.6G 1% /run /dev/vda1 78G 8.6G 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 1343 12292 0 2404 14378 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:f3:22:48 brd ff:ff:ff:ff:ff:ff inet 10.30.107.46/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86183sec preferred_lft 86183sec inet6 fe80::f816:3eff:fef3:2248/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4908) 08/08/26 _x86_64_ (4 CPU) 00:37:41 LINUX RESTART (4 CPU) 00:38:01 tps rtps wtps bread/s bwrtn/s 00:39:01 320.40 19.06 301.33 700.95 59265.06 00:40:01 156.82 19.38 137.44 765.07 20616.56 00:41:01 14.56 2.48 12.08 128.78 7034.83 Average: 163.93 13.64 150.29 531.60 28972.15 00:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:39:01 13991252 15554904 2433716 14.82 61928 1703272 814672 4.66 660168 1562348 184304 00:40:01 12767116 14762916 3657852 22.27 77420 2102612 1409792 8.07 1506252 1903476 9332 00:41:01 12635628 14769196 3789340 23.07 78756 2237540 1499044 8.58 1626024 1913384 28960 Average: 13131332 15029005 3293636 20.05 72701 2014475 1241169 7.10 1264148 1793069 74199 00:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:39:01 ens3 85.40 59.81 1067.13 24.90 0.00 0.00 0.00 0.00 00:39:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 00:40:01 ens3 585.50 371.52 3677.78 105.36 0.00 0.00 0.00 0.00 00:40:01 lo 8.98 8.98 0.47 0.47 0.00 0.00 0.00 0.00 00:41:01 ens3 348.18 206.87 413.05 177.68 0.00 0.00 0.00 0.00 00:41:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 339.69 212.73 1719.32 102.65 0.00 0.00 0.00 0.00 Average: lo 3.39 3.39 0.21 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4908) 08/08/26 _x86_64_ (4 CPU) 00:37:41 LINUX RESTART (4 CPU) 00:38:01 CPU %user %nice %system %iowait %steal %idle 00:39:01 all 14.45 0.00 1.36 14.93 0.05 69.22 00:39:01 0 22.94 0.00 2.67 9.61 0.05 64.73 00:39:01 1 6.50 0.00 0.82 26.77 0.05 65.87 00:39:01 2 15.28 0.00 1.10 23.08 0.05 60.48 00:39:01 3 13.07 0.00 0.85 0.20 0.03 85.84 00:40:01 all 46.36 0.00 2.29 0.98 0.09 50.27 00:40:01 0 41.07 0.00 2.33 0.25 0.08 56.26 00:40:01 1 37.73 0.00 2.51 2.09 0.07 57.60 00:40:01 2 65.74 0.00 2.36 0.69 0.10 31.12 00:40:01 3 40.89 0.00 1.98 0.89 0.08 56.16 00:41:01 all 31.06 0.00 1.88 0.10 0.06 66.90 00:41:01 0 22.95 0.00 2.13 0.00 0.07 74.85 00:41:01 1 31.47 0.00 2.27 0.30 0.07 65.89 00:41:01 2 26.19 0.00 1.36 0.02 0.05 72.39 00:41:01 3 43.66 0.00 1.80 0.08 0.07 54.38 Average: all 30.62 0.00 1.85 5.33 0.07 62.14 Average: 0 28.97 0.00 2.38 3.29 0.07 65.30 Average: 1 25.22 0.00 1.87 9.72 0.06 63.12 Average: 2 35.71 0.00 1.60 7.91 0.07 54.71 Average: 3 32.55 0.00 1.54 0.39 0.06 65.45