---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-399 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 9.7G 68G 13% / 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 1330 11057 0 3651 14379 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:25:aa:21 brd ff:ff:ff:ff:ff:ff inet 10.30.106.62/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe25:aa21/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-399) 10/10/26 _x86_64_ (4 CPU) 02:51:45 LINUX RESTART (4 CPU) 02:52:01 tps rtps wtps bread/s bwrtn/s 02:53:01 349.84 47.96 301.88 3474.89 25493.22 02:54:01 258.01 13.41 244.59 301.02 40414.33 02:55:01 460.21 9.38 450.82 482.85 48371.40 02:56:01 32.83 0.80 32.03 76.25 24955.57 Average: 275.22 17.89 257.33 1083.75 34808.63 02:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:01 13891092 15517296 2533868 15.43 65556 1760832 874228 5.00 706860 1613012 210000 02:54:01 11084260 14138680 5340700 32.52 148828 2977188 1682300 9.63 2130280 2807048 857612 02:55:01 11600744 14967216 4824216 29.37 155316 3255028 1303956 7.46 1507120 2910208 181756 02:56:01 11289116 14687744 5135844 31.27 156712 3285892 1565128 8.96 1897656 2833420 29504 Average: 11966303 14827734 4458657 27.15 131603 2819735 1356403 7.76 1560479 2540922 319718 02:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:01 ens3 365.41 250.74 2051.73 74.74 0.00 0.00 0.00 0.00 02:53:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 02:54:01 ens3 835.08 610.73 10971.24 94.45 0.00 0.00 0.00 0.00 02:54:01 lo 3.93 3.93 0.36 0.36 0.00 0.00 0.00 0.00 02:55:01 ens3 245.93 162.64 679.69 86.16 0.00 0.00 0.00 0.00 02:55:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:56:01 ens3 224.60 156.94 411.21 214.39 0.00 0.00 0.00 0.00 02:56:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 417.75 295.26 3528.47 117.43 0.00 0.00 0.00 0.00 Average: lo 1.39 1.39 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-399) 10/10/26 _x86_64_ (4 CPU) 02:51:45 LINUX RESTART (4 CPU) 02:52:01 CPU %user %nice %system %iowait %steal %idle 02:53:01 all 22.23 0.00 2.05 3.15 0.02 72.55 02:53:01 0 13.64 0.00 2.06 4.00 0.03 80.27 02:53:01 1 42.41 0.00 2.81 1.12 0.02 53.64 02:53:01 2 23.21 0.00 2.11 3.93 0.03 70.71 02:53:01 3 9.64 0.00 1.22 3.54 0.00 85.59 02:54:01 all 31.86 0.00 5.06 0.85 0.03 62.20 02:54:01 0 22.64 0.00 6.99 0.52 0.02 69.83 02:54:01 1 37.20 0.00 5.11 0.80 0.03 56.85 02:54:01 2 27.57 0.00 2.72 0.29 0.02 69.41 02:54:01 3 40.03 0.00 5.40 1.81 0.05 52.70 02:55:01 all 50.16 0.00 3.08 0.99 0.03 45.74 02:55:01 0 46.83 0.00 2.37 0.10 0.03 50.67 02:55:01 1 50.65 0.00 3.35 2.58 0.05 43.36 02:55:01 2 48.26 0.00 3.40 0.99 0.03 47.32 02:55:01 3 54.90 0.00 3.17 0.29 0.02 41.63 02:56:01 all 24.84 0.00 1.25 0.35 0.03 73.53 02:56:01 0 43.27 0.00 2.07 0.02 0.05 54.60 02:56:01 1 9.12 0.00 1.16 0.02 0.02 89.69 02:56:01 2 24.61 0.00 0.97 0.98 0.02 73.42 02:56:01 3 22.27 0.00 0.87 0.38 0.02 76.46 Average: all 32.26 0.00 2.86 1.34 0.03 63.52 Average: 0 31.61 0.00 3.37 1.16 0.03 63.83 Average: 1 34.84 0.00 3.11 1.13 0.03 60.89 Average: 2 30.89 0.00 2.30 1.55 0.03 65.24 Average: 3 31.68 0.00 2.66 1.51 0.02 64.13