---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7348 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 9.0G 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 608 12573 0 2858 15103 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:d0:e1:b4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.177/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:fed0:e1b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7348) 10/05/26 _x86_64_ (4 CPU) 23:25:35 LINUX RESTART (4 CPU) 23:26:01 tps rtps wtps bread/s bwrtn/s 23:27:01 138.08 15.08 123.00 317.41 47424.76 23:28:01 125.15 6.45 118.70 433.66 16856.66 23:29:01 25.57 3.93 21.64 122.63 2305.10 Average: 96.26 8.49 87.77 291.22 22194.40 23:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:27:01 13572596 15376932 2852372 17.37 70668 1924420 1185740 6.79 852064 1765532 307356 23:28:01 12454276 14458900 3970692 24.17 80284 2106832 2086296 11.94 1796776 1920344 6736 23:29:01 12874120 15453828 3550848 21.62 83664 2668956 844700 4.83 1023124 2258232 518560 Average: 12966997 15096553 3457971 21.05 78205 2233403 1372245 7.85 1223988 1981369 277551 23:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:27:01 lo 1.47 1.47 0.18 0.18 0.00 0.00 0.00 0.00 23:27:01 ens3 143.21 91.77 1897.72 16.70 0.00 0.00 0.00 0.00 23:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:28:01 ens3 1459.97 1000.83 2715.83 391.82 0.00 0.00 0.00 0.00 23:29:01 lo 0.55 0.55 0.05 0.05 0.00 0.00 0.00 0.00 23:29:01 ens3 449.68 281.62 795.53 122.80 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 684.28 458.06 1802.97 177.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7348) 10/05/26 _x86_64_ (4 CPU) 23:25:35 LINUX RESTART (4 CPU) 23:26:01 CPU %user %nice %system %iowait %steal %idle 23:27:01 all 22.41 0.00 1.77 2.92 0.00 72.89 23:27:01 0 34.55 0.00 2.24 1.22 0.02 61.98 23:27:01 1 8.87 0.00 1.42 5.10 0.00 84.61 23:27:01 2 13.69 0.00 1.60 4.92 0.02 79.77 23:27:01 3 32.51 0.00 1.84 0.43 0.00 65.22 23:28:01 all 42.10 0.00 7.31 0.38 0.02 50.19 23:28:01 0 61.64 0.00 11.38 0.28 0.03 26.66 23:28:01 1 34.99 0.00 11.32 1.15 0.02 52.52 23:28:01 2 41.65 0.00 3.93 0.08 0.02 54.32 23:28:01 3 30.15 0.00 2.61 0.00 0.02 67.22 23:29:01 all 43.07 0.00 2.10 0.07 0.02 54.74 23:29:01 0 49.42 0.00 2.32 0.07 0.03 48.15 23:29:01 1 40.74 0.00 2.32 0.07 0.02 56.85 23:29:01 2 47.06 0.00 1.90 0.02 0.02 51.01 23:29:01 3 35.03 0.00 1.89 0.08 0.00 62.99 Average: all 35.86 0.00 3.73 1.12 0.01 59.27 Average: 0 48.54 0.00 5.32 0.52 0.03 45.59 Average: 1 28.21 0.00 5.02 2.11 0.01 64.65 Average: 2 34.13 0.00 2.48 1.68 0.02 61.70 Average: 3 32.56 0.00 2.11 0.17 0.01 65.15