---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8203 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 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 8.9G 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 563 12738 0 2738 15152 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:f3:e2:3c brd ff:ff:ff:ff:ff:ff inet 10.30.106.39/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fef3:e23c/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-8203) 11/02/25 _x86_64_ (4 CPU) 03:04:23 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 129.35 11.03 118.31 290.62 33464.16 03:07:01 93.12 4.38 88.74 124.11 31967.07 03:08:01 27.00 5.25 21.75 401.40 10634.89 03:09:01 48.69 3.12 45.58 116.65 19423.03 Average: 74.54 5.94 68.59 233.19 23872.29 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13933568 15611788 2491400 15.17 71344 1800808 716196 4.10 614364 1649792 118356 03:07:01 13027228 14885392 3397740 20.69 82476 1961624 1409532 8.07 1364040 1788540 13128 03:08:01 12665796 14622456 3759172 22.89 85088 2054336 1582128 9.05 1678176 1829168 47872 03:09:01 12977796 15454524 3447172 20.99 89176 2563288 831152 4.76 1036200 2145960 33824 Average: 13151097 15143540 3273871 19.93 82021 2095014 1134752 6.49 1173195 1853365 53295 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 116.26 93.20 1149.16 24.44 0.00 0.00 0.00 0.00 03:06:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 03:07:01 ens3 288.87 260.44 2385.93 58.16 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 2899.63 2044.28 1197.05 740.24 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 03:09:01 ens3 275.59 226.95 540.54 1789.83 0.00 0.00 0.00 0.00 03:09:01 lo 3.02 3.02 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 895.09 656.22 1318.17 653.17 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8203) 11/02/25 _x86_64_ (4 CPU) 03:04:23 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.26 0.00 1.17 5.11 0.06 78.40 03:06:01 0 8.07 0.00 0.87 9.27 0.07 81.73 03:06:01 1 12.50 0.00 0.95 3.64 0.07 82.83 03:06:01 2 3.69 0.00 0.74 3.54 0.03 92.00 03:06:01 3 36.75 0.00 2.12 3.97 0.07 57.09 03:07:01 all 27.35 0.00 1.09 2.28 0.08 69.20 03:07:01 0 15.41 0.00 1.00 4.70 0.07 78.82 03:07:01 1 23.81 0.00 1.89 2.82 0.08 71.40 03:07:01 2 27.99 0.00 0.47 0.59 0.07 70.89 03:07:01 3 42.20 0.00 1.02 0.99 0.08 55.71 03:08:01 all 33.18 0.00 5.94 0.60 0.07 60.21 03:08:01 0 30.20 0.00 5.29 0.05 0.07 64.39 03:08:01 1 26.93 0.00 7.61 2.22 0.07 63.17 03:08:01 2 32.34 0.00 5.91 0.02 0.07 61.66 03:08:01 3 43.26 0.00 4.95 0.12 0.08 51.59 03:09:01 all 34.37 0.00 1.99 2.02 0.07 61.56 03:09:01 0 49.13 0.00 2.38 1.15 0.07 47.27 03:09:01 1 26.24 0.00 2.14 1.54 0.05 70.04 03:09:01 2 25.81 0.00 1.50 4.70 0.07 67.92 03:09:01 3 36.28 0.00 1.94 0.69 0.07 61.03 Average: all 27.54 0.00 2.54 2.50 0.07 67.35 Average: 0 25.71 0.00 2.39 3.79 0.07 68.04 Average: 1 22.37 0.00 3.14 2.56 0.07 71.86 Average: 2 22.45 0.00 2.15 2.22 0.06 73.12 Average: 3 39.62 0.00 2.50 1.44 0.08 56.36