---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5121 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 9.2G 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 547 12290 0 3201 15162 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:7d:0a:38 brd ff:ff:ff:ff:ff:ff inet 10.30.107.41/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fe7d:a38/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5121) 11/02/26 _x86_64_ (4 CPU) 16:06:44 LINUX RESTART (4 CPU) 16:07:01 tps rtps wtps bread/s bwrtn/s 16:08:01 157.96 31.89 126.06 1362.71 59742.31 16:09:01 751.27 38.79 712.48 1851.69 40965.84 16:10:01 9.87 0.00 9.87 0.00 1199.27 16:11:01 4.95 0.00 4.95 0.00 594.30 16:12:01 15.31 3.02 12.30 156.11 1196.20 Average: 187.87 14.74 173.13 674.10 20739.58 16:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:08:01 13806092 15626744 2618876 15.94 70596 1940244 713608 4.08 591560 1792680 308960 16:09:01 12097864 14844200 4327104 26.34 130312 2710656 1854576 10.61 1492212 2471004 23188 16:10:01 11439864 14206112 4985104 30.35 130852 2726972 3573256 20.45 2107488 2486220 14136 16:11:01 10293048 13060712 6131920 37.33 130892 2728944 3667536 20.99 3250216 2487436 40 16:12:01 12571760 15507828 3853208 23.46 133348 2886808 817528 4.68 870272 2616388 152240 Average: 12041726 14649119 4383242 26.69 119200 2598725 2125301 12.16 1662350 2370746 99713 16:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:08:01 lo 1.20 1.20 0.14 0.14 0.00 0.00 0.00 0.00 16:08:01 ens3 130.33 80.77 1698.39 29.71 0.00 0.00 0.00 0.00 16:09:01 lo 4.07 4.07 0.74 0.74 0.00 0.00 0.00 0.00 16:09:01 ens3 325.63 214.90 2159.55 28.18 0.00 0.00 0.00 0.00 16:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 ens3 0.47 0.37 0.12 0.37 0.00 0.00 0.00 0.00 16:11:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 16:11:01 ens3 0.22 0.23 0.06 0.67 0.00 0.00 0.00 0.00 16:12:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 16:12:01 ens3 46.71 41.19 398.08 9.59 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 100.67 67.49 851.24 13.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5121) 11/02/26 _x86_64_ (4 CPU) 16:06:44 LINUX RESTART (4 CPU) 16:07:01 CPU %user %nice %system %iowait %steal %idle 16:08:01 all 18.98 0.00 1.57 4.68 0.01 74.76 16:08:01 0 6.25 0.00 0.89 6.03 0.00 86.83 16:08:01 1 14.63 0.00 1.46 3.52 0.02 80.38 16:08:01 2 15.59 0.00 1.10 1.24 0.00 82.07 16:08:01 3 39.43 0.00 2.84 7.94 0.00 49.78 16:09:01 all 28.28 0.00 5.02 1.59 0.02 65.09 16:09:01 0 29.06 0.00 5.60 0.99 0.03 64.32 16:09:01 1 27.87 0.00 5.57 4.02 0.00 62.54 16:09:01 2 28.94 0.00 5.73 1.14 0.02 64.17 16:09:01 3 27.25 0.00 3.15 0.22 0.03 69.34 16:10:01 all 35.33 0.00 0.61 0.03 0.02 64.02 16:10:01 0 30.59 0.00 0.62 0.00 0.02 68.78 16:10:01 1 33.17 0.00 0.45 0.07 0.02 66.29 16:10:01 2 39.53 0.00 0.93 0.07 0.02 59.45 16:10:01 3 38.01 0.00 0.42 0.00 0.02 61.56 16:11:01 all 47.25 0.00 0.81 0.01 0.01 51.92 16:11:01 0 53.55 0.00 0.94 0.00 0.02 45.50 16:11:01 1 36.79 0.00 0.65 0.00 0.00 62.56 16:11:01 2 55.66 0.00 0.77 0.05 0.02 43.50 16:11:01 3 43.00 0.00 0.89 0.00 0.00 56.12 16:12:01 all 28.35 0.00 0.94 0.06 0.01 70.64 16:12:01 0 15.96 0.00 0.77 0.02 0.00 83.26 16:12:01 1 23.36 0.00 0.85 0.00 0.02 75.77 16:12:01 2 57.80 0.00 1.28 0.07 0.02 40.84 16:12:01 3 16.27 0.00 0.85 0.13 0.02 82.73 Average: all 31.63 0.00 1.79 1.27 0.01 65.29 Average: 0 27.07 0.00 1.76 1.41 0.01 69.75 Average: 1 27.17 0.00 1.79 1.52 0.01 69.51 Average: 2 39.52 0.00 1.96 0.51 0.01 58.00 Average: 3 32.79 0.00 1.63 1.66 0.01 63.91