---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-249 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 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 606 12570 0 2863 15105 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:62:e3:ca brd ff:ff:ff:ff:ff:ff inet 10.30.106.208/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe62:e3ca/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-249) 09/12/26 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 145.53 11.32 134.21 310.05 34793.70 03:07:01 83.22 4.52 78.70 129.85 10567.57 03:08:01 21.93 5.88 16.05 423.26 2005.53 Average: 83.22 7.22 76.00 287.59 15682.78 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13761488 15559652 2663480 16.22 72700 1916252 761544 4.36 667120 1765256 119508 03:07:01 12725760 14720320 3699208 22.52 85452 2090608 1576192 9.02 1530484 1914476 15428 03:08:01 11871572 13982712 4553396 27.72 88336 2200556 2302304 13.18 2334972 1956012 64456 Average: 12786273 14754228 3638695 22.15 82163 2069139 1546680 8.85 1510859 1878581 66464 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 03:06:01 ens3 170.17 109.91 1641.82 23.70 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 359.29 289.80 2553.56 64.62 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 881.32 603.65 653.60 314.03 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 471.94 335.71 1616.18 134.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-249) 09/12/26 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 13.66 0.00 1.19 1.99 0.01 83.15 03:06:01 0 5.12 0.00 0.60 2.19 0.00 92.09 03:06:01 1 17.13 0.00 1.43 4.14 0.00 77.30 03:06:01 2 9.79 0.00 0.99 0.27 0.00 88.95 03:06:01 3 22.75 0.00 1.75 1.36 0.03 74.10 03:07:01 all 32.73 0.00 1.74 0.21 0.02 65.30 03:07:01 0 38.04 0.00 2.46 0.00 0.03 59.47 03:07:01 1 36.39 0.00 1.87 0.13 0.03 61.58 03:07:01 2 34.43 0.00 1.55 0.02 0.02 63.99 03:07:01 3 22.02 0.00 1.07 0.70 0.02 76.19 03:08:01 all 40.70 0.00 6.12 0.10 0.03 53.05 03:08:01 0 44.62 0.00 8.72 0.20 0.03 46.43 03:08:01 1 35.22 0.00 2.99 0.08 0.02 61.69 03:08:01 2 45.78 0.00 11.04 0.02 0.05 43.12 03:08:01 3 37.19 0.00 1.72 0.08 0.03 60.96 Average: all 29.10 0.00 3.02 0.76 0.02 67.10 Average: 0 29.28 0.00 3.92 0.80 0.02 65.98 Average: 1 29.65 0.00 2.10 1.44 0.02 66.80 Average: 2 30.12 0.00 4.54 0.10 0.02 65.21 Average: 3 27.34 0.00 1.51 0.71 0.03 70.41