---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5315 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 466 5192 0 2317 7226 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:db:c9:4d brd ff:ff:ff:ff:ff:ff inet 10.32.7.153/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fedb:c94d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5315) 02/07/26 _x86_64_ (4 CPU) 05:56:52 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 144.99 54.74 90.25 3604.87 41058.77 05:59:01 77.97 30.21 47.76 1652.12 8457.12 06:00:01 38.43 9.98 28.45 708.28 8888.52 06:01:01 13.65 3.88 9.77 114.11 844.26 06:02:01 30.21 0.68 29.53 77.72 7193.87 Average: 61.05 19.90 41.15 1231.42 13288.51 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 5919748 7386452 2247672 27.52 39484 1605524 734488 7.97 628268 1454504 116112 05:59:01 5543228 7316188 2624192 32.13 58296 1877304 797296 8.65 726780 1700912 169720 06:00:01 4623596 6513188 3543824 43.39 62492 1984744 1499436 16.27 1563468 1769088 6172 06:01:01 5308164 7383164 2859256 35.01 67192 2161020 705244 7.65 753532 1889500 183536 06:02:01 5286376 7368420 2881044 35.27 69600 2165472 732284 7.95 775060 1888976 9700 Average: 5336222 7193482 2831198 34.66 59413 1958813 893750 9.70 889422 1740596 97048 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 ens3 451.76 253.31 1439.69 67.12 0.00 0.00 0.00 0.00 05:58:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:59:01 ens3 112.80 85.22 1567.06 16.57 0.00 0.00 0.00 0.00 05:59:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 06:00:01 ens3 144.58 141.88 1316.89 19.76 0.00 0.00 0.00 0.00 06:00:01 lo 20.26 20.26 7.38 7.38 0.00 0.00 0.00 0.00 06:01:01 ens3 127.38 116.40 1059.69 20.05 0.00 0.00 0.00 0.00 06:01:01 lo 102.50 102.50 29.16 29.16 0.00 0.00 0.00 0.00 06:02:01 ens3 12.21 12.68 9.41 6.15 0.00 0.00 0.00 0.00 06:02:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 169.75 121.90 1078.55 25.93 0.00 0.00 0.00 0.00 Average: lo 25.14 25.14 7.36 7.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5315) 02/07/26 _x86_64_ (4 CPU) 05:56:52 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 22.18 0.00 2.20 4.52 0.99 70.11 05:58:01 0 9.22 0.00 2.96 10.78 0.70 76.34 05:58:01 1 14.72 0.00 1.10 0.65 0.58 82.95 05:58:01 2 38.78 0.00 2.49 4.15 1.57 53.01 05:58:01 3 25.94 0.00 2.22 2.52 1.10 68.22 05:59:01 all 23.83 0.00 1.44 1.72 1.04 71.98 05:59:01 0 13.50 0.00 1.07 2.80 0.72 81.92 05:59:01 1 10.03 0.00 0.63 1.07 0.61 87.65 05:59:01 2 26.57 0.00 1.69 2.57 1.30 67.87 05:59:01 3 45.37 0.00 2.39 0.45 1.52 50.28 06:00:01 all 42.89 0.00 1.63 0.79 2.61 52.10 06:00:01 0 44.44 0.00 1.83 0.65 2.43 50.66 06:00:01 1 39.42 0.00 1.83 0.47 2.76 55.52 06:00:01 2 43.14 0.00 1.65 1.95 2.81 50.45 06:00:01 3 44.53 0.00 1.23 0.10 2.41 51.74 06:01:01 all 32.37 0.00 1.61 0.30 1.77 63.96 06:01:01 0 41.72 0.00 1.55 0.03 1.80 54.90 06:01:01 1 21.37 0.00 1.37 0.00 1.53 75.73 06:01:01 2 28.95 0.00 1.52 0.75 1.67 67.12 06:01:01 3 37.44 0.00 2.02 0.37 2.07 58.11 06:02:01 all 21.19 0.00 1.02 0.65 0.60 76.54 06:02:01 0 43.49 0.00 1.37 0.13 1.02 53.99 06:02:01 1 9.24 0.00 0.61 0.05 0.28 89.81 06:02:01 2 16.64 0.00 0.83 1.94 0.50 80.09 06:02:01 3 15.43 0.00 1.26 0.53 0.58 82.19 Average: all 28.50 0.00 1.58 1.59 1.40 66.93 Average: 0 30.49 0.00 1.75 2.87 1.33 63.55 Average: 1 18.95 0.00 1.11 0.45 1.15 78.34 Average: 2 30.83 0.00 1.63 2.27 1.57 63.70 Average: 3 33.74 0.00 1.82 0.79 1.54 62.10