---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18245 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 544 12632 0 2862 15167 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:a8:de:a9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.231/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fea8:dea9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18245) 09/06/26 _x86_64_ (4 CPU) 03:04:27 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 290.30 23.39 266.91 855.05 32496.90 03:07:01 103.08 11.73 91.35 306.62 14172.30 03:08:01 52.61 3.87 48.74 106.65 6286.29 03:09:01 20.79 5.65 15.14 414.53 1788.87 03:10:01 35.83 2.32 33.51 125.85 19062.16 Average: 100.53 9.39 91.14 361.76 14761.46 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 14008212 15589848 2416756 14.71 62004 1720752 762000 4.36 623540 1579264 173924 03:07:01 13567192 15386116 2857776 17.40 77372 1930048 1145832 6.56 848756 1767972 16180 03:08:01 12838248 14832064 3586720 21.84 85188 2090296 1494564 8.55 1417344 1914108 9068 03:09:01 12207208 14317612 4217760 25.68 88044 2200268 1993968 11.41 1989904 1964180 64348 03:10:01 12917304 15514544 3507664 21.36 90544 2678228 814500 4.66 985272 2250220 10568 Average: 13107633 15128037 3317335 20.20 80630 2123918 1242173 7.11 1172963 1895149 54818 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 384.87 256.16 1361.93 52.04 0.00 0.00 0.00 0.00 03:06:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 03:07:01 ens3 200.68 171.22 973.87 39.96 0.00 0.00 0.00 0.00 03:07:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 285.12 216.95 2391.82 37.91 0.00 0.00 0.00 0.00 03:08:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 1003.40 778.29 785.25 425.86 0.00 0.00 0.00 0.00 03:09:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 150.01 123.05 313.38 1757.58 0.00 0.00 0.00 0.00 03:10:01 lo 2.68 2.68 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 404.84 309.15 1165.24 462.66 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18245) 09/06/26 _x86_64_ (4 CPU) 03:04:27 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 17.93 0.00 1.74 2.74 0.03 77.56 03:06:01 0 17.21 0.00 1.76 0.44 0.02 80.58 03:06:01 1 10.40 0.00 0.97 4.88 0.03 83.71 03:06:01 2 21.48 0.00 2.33 4.96 0.03 71.20 03:06:01 3 22.63 0.00 1.91 0.72 0.03 74.71 03:07:01 all 13.21 0.00 1.42 0.71 0.01 84.65 03:07:01 0 21.84 0.00 2.06 1.77 0.02 74.31 03:07:01 1 7.52 0.00 0.79 0.77 0.02 90.91 03:07:01 2 13.24 0.00 0.57 0.15 0.00 86.04 03:07:01 3 10.23 0.00 2.26 0.13 0.02 87.36 03:08:01 all 31.36 0.00 1.31 0.07 0.03 67.24 03:08:01 0 27.88 0.00 1.52 0.00 0.02 70.59 03:08:01 1 24.39 0.00 0.95 0.25 0.02 74.39 03:08:01 2 35.17 0.00 1.17 0.00 0.03 63.63 03:08:01 3 37.99 0.00 1.55 0.03 0.03 60.39 03:09:01 all 37.53 0.00 7.12 0.08 0.03 55.24 03:09:01 0 36.67 0.00 12.19 0.02 0.03 51.09 03:09:01 1 34.82 0.00 2.76 0.25 0.02 62.16 03:09:01 2 33.20 0.00 3.95 0.05 0.03 62.76 03:09:01 3 45.35 0.00 9.57 0.00 0.02 45.07 03:10:01 all 31.39 0.00 2.14 0.42 0.02 66.03 03:10:01 0 37.38 0.00 2.38 0.03 0.02 60.19 03:10:01 1 18.84 0.00 2.28 1.46 0.00 77.42 03:10:01 2 31.85 0.00 2.16 0.03 0.02 65.95 03:10:01 3 37.55 0.00 1.72 0.17 0.02 60.55 Average: all 26.29 0.00 2.74 0.80 0.02 70.14 Average: 0 28.21 0.00 3.99 0.45 0.02 67.33 Average: 1 19.20 0.00 1.55 1.52 0.02 77.71 Average: 2 26.98 0.00 2.03 1.04 0.02 69.93 Average: 3 30.77 0.00 3.41 0.21 0.02 65.59