---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5854 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: 2799.996 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 nrip_save 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 676K 1.6G 1% /run /dev/vda1 78G 8.4G 69G 11% / 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 545 13304 0 2190 15181 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:44:09:aa brd ff:ff:ff:ff:ff:ff inet 10.30.107.47/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe44:9aa/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-5854) 07/06/26 _x86_64_ (4 CPU) 13:55:50 LINUX RESTART (4 CPU) 13:56:01 tps rtps wtps bread/s bwrtn/s 13:57:01 242.34 53.97 188.37 3619.53 67842.16 13:58:01 139.96 17.36 122.60 696.95 14973.64 13:59:01 9.22 0.30 8.92 8.13 3228.26 14:00:01 6.77 0.17 6.60 9.33 506.45 Average: 99.57 17.95 81.62 1083.49 21637.63 13:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:57:01 14075536 15606024 2349432 14.30 60328 1673704 753676 4.31 608712 1532240 149436 13:58:01 12732764 14625168 3692204 22.48 74412 2005620 1850328 10.59 1615888 1832372 80352 13:59:01 12166872 14073408 4258096 25.92 75608 2017636 2291172 13.11 2177324 1834368 2436 14:00:01 13630972 15538608 2793996 17.01 76520 2018620 800724 4.58 724920 1828568 12484 Average: 13151536 14960802 3273432 19.93 71717 1928895 1423975 8.15 1281711 1756887 61177 13:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:57:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 13:57:01 ens3 426.43 277.14 1766.67 75.66 0.00 0.00 0.00 0.00 13:58:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 13:58:01 ens3 198.87 153.27 2005.96 32.50 0.00 0.00 0.00 0.00 13:59:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 13:59:01 ens3 62.36 49.26 78.47 21.53 0.00 0.00 0.00 0.00 14:00:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 14:00:01 ens3 56.12 36.84 21.06 14.97 0.00 0.00 0.00 0.00 Average: lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 185.94 129.13 968.04 36.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5854) 07/06/26 _x86_64_ (4 CPU) 13:55:50 LINUX RESTART (4 CPU) 13:56:01 CPU %user %nice %system %iowait %steal %idle 13:57:01 all 19.31 0.00 1.88 7.89 0.09 70.83 13:57:01 0 6.79 0.00 1.41 14.72 0.08 76.99 13:57:01 1 27.97 0.00 2.18 3.10 0.12 66.63 13:57:01 2 25.41 0.00 1.72 2.12 0.10 70.65 13:57:01 3 17.05 0.00 2.23 11.60 0.08 69.04 13:58:01 all 34.06 0.00 1.72 4.11 0.14 59.97 13:58:01 0 29.28 0.00 2.14 10.04 0.17 58.37 13:58:01 1 37.65 0.00 2.09 5.20 0.15 54.91 13:58:01 2 31.64 0.00 0.92 0.94 0.12 66.38 13:58:01 3 37.62 0.00 1.74 0.30 0.12 60.23 13:59:01 all 40.70 0.00 0.78 0.12 0.16 58.25 13:59:01 0 45.07 0.00 0.77 0.27 0.20 53.70 13:59:01 1 40.17 0.00 0.53 0.18 0.13 58.98 13:59:01 2 46.23 0.00 0.77 0.02 0.17 52.82 13:59:01 3 31.37 0.00 1.06 0.00 0.15 67.42 14:00:01 all 28.31 0.00 0.64 0.12 0.10 70.84 14:00:01 0 53.70 0.00 0.82 0.02 0.17 45.30 14:00:01 1 25.61 0.00 0.55 0.38 0.10 73.36 14:00:01 2 25.58 0.00 0.68 0.05 0.08 73.60 14:00:01 3 8.48 0.00 0.50 0.00 0.03 90.99 Average: all 30.60 0.00 1.25 3.05 0.12 64.97 Average: 0 33.74 0.00 1.28 6.25 0.15 58.57 Average: 1 32.85 0.00 1.34 2.22 0.13 63.47 Average: 2 32.22 0.00 1.02 0.78 0.12 65.86 Average: 3 23.61 0.00 1.38 2.96 0.10 71.95