---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-53 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 8.9G 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 549 12724 0 2766 15164 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:2f:2a:dd brd ff:ff:ff:ff:ff:ff inet 10.30.106.252/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe2f:2add/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-53) 09/11/26 _x86_64_ (4 CPU) 06:19:32 LINUX RESTART (4 CPU) 06:20:02 tps rtps wtps bread/s bwrtn/s 06:21:01 182.73 29.50 153.23 1721.88 47847.48 06:22:01 120.28 11.08 109.20 803.47 17208.53 06:23:01 17.88 2.60 15.28 69.99 1319.38 Average: 106.54 14.31 92.23 860.33 21981.72 06:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:21:01 13658800 15513848 2766160 16.84 73412 1971384 889192 5.09 741932 1789092 229760 06:22:01 12115808 14276228 4309152 26.24 83352 2255700 2196688 12.57 2052304 1996616 12340 06:23:01 12099900 14363264 4325060 26.33 84544 2355628 1852120 10.60 2033308 2026852 77612 Average: 12624836 14717780 3800124 23.14 80436 2194237 1646000 9.42 1609181 1937520 106571 06:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:21:01 ens3 191.36 128.89 2080.28 25.32 0.00 0.00 0.00 0.00 06:21:01 lo 1.15 1.15 0.14 0.14 0.00 0.00 0.00 0.00 06:22:01 ens3 468.18 352.37 3364.75 87.98 0.00 0.00 0.00 0.00 06:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:23:01 ens3 234.34 150.49 368.56 55.25 0.00 0.00 0.00 0.00 06:23:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 298.55 211.03 1936.99 56.35 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 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-53) 09/11/26 _x86_64_ (4 CPU) 06:19:32 LINUX RESTART (4 CPU) 06:20:02 CPU %user %nice %system %iowait %steal %idle 06:21:01 all 25.92 0.00 2.05 2.69 0.01 69.33 06:21:01 0 40.89 0.00 2.56 1.15 0.02 55.38 06:21:01 1 22.60 0.00 2.40 1.26 0.02 73.73 06:21:01 2 26.82 0.00 1.82 3.38 0.02 67.96 06:21:01 3 13.34 0.00 1.45 4.94 0.02 80.26 06:22:01 all 60.15 0.00 2.28 0.36 0.02 37.18 06:22:01 0 59.13 0.00 2.39 0.28 0.02 38.18 06:22:01 1 64.92 0.00 2.14 0.18 0.02 32.74 06:22:01 2 64.18 0.00 2.06 0.17 0.02 33.57 06:22:01 3 52.40 0.00 2.50 0.82 0.03 44.25 06:23:01 all 71.49 0.00 2.26 0.04 0.02 26.19 06:23:01 0 64.08 0.00 2.63 0.00 0.02 33.27 06:23:01 1 72.37 0.00 2.21 0.02 0.02 25.39 06:23:01 2 74.99 0.00 2.01 0.03 0.03 22.93 06:23:01 3 74.54 0.00 2.19 0.08 0.02 23.17 Average: all 52.66 0.00 2.20 1.02 0.02 44.11 Average: 0 54.76 0.00 2.53 0.48 0.02 42.22 Average: 1 53.45 0.00 2.25 0.48 0.02 43.80 Average: 2 55.46 0.00 1.96 1.18 0.02 41.37 Average: 3 46.96 0.00 2.05 1.93 0.02 49.04