---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1049 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 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 672K 1.6G 1% /run /dev/vda1 78G 8.5G 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 598 13105 0 2336 15117 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:c3:95:f4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.115/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fec3:95f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1049) 05/07/24 _x86_64_ (4 CPU) 05:33:55 LINUX RESTART (4 CPU) 05:34:01 tps rtps wtps bread/s bwrtn/s 05:35:01 287.99 68.42 219.56 4631.49 58763.54 05:36:01 148.48 16.93 131.56 638.32 39676.51 05:37:01 17.95 2.68 15.26 88.52 10800.87 05:38:01 85.60 1.10 84.50 93.45 6878.85 Average: 135.01 22.28 112.72 1362.92 29030.39 05:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:35:01 13997880 15581428 2427088 14.78 59920 1726864 752976 4.31 655968 1563768 125592 05:36:01 12922692 14774484 3502276 21.32 74688 1967096 1562532 8.94 1499528 1764692 5360 05:37:01 11323788 13270460 5101180 31.06 77544 2052524 2990092 17.11 3026456 1821100 71300 05:38:01 13407464 15467700 3017504 18.37 83048 2152528 838068 4.80 857652 1897028 22900 Average: 12912956 14773518 3512012 21.38 73800 1974753 1535917 8.79 1509901 1761647 56288 05:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:35:01 ens3 400.93 274.30 1519.53 76.77 0.00 0.00 0.00 0.00 05:35:01 lo 1.93 1.93 0.21 0.21 0.00 0.00 0.00 0.00 05:36:01 ens3 236.77 195.97 2205.76 39.73 0.00 0.00 0.00 0.00 05:36:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 05:37:01 ens3 29.93 26.16 231.14 5.82 0.00 0.00 0.00 0.00 05:37:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 05:38:01 ens3 27.01 22.11 20.33 9.27 0.00 0.00 0.00 0.00 05:38:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 173.66 129.64 994.24 32.90 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1049) 05/07/24 _x86_64_ (4 CPU) 05:33:55 LINUX RESTART (4 CPU) 05:34:01 CPU %user %nice %system %iowait %steal %idle 05:35:01 all 21.83 0.00 2.21 6.31 0.07 69.59 05:35:01 0 8.94 0.00 2.04 7.25 0.03 81.74 05:35:01 1 37.79 0.00 2.96 8.14 0.10 51.01 05:35:01 2 13.71 0.00 1.84 6.20 0.07 78.17 05:35:01 3 26.88 0.00 1.97 3.65 0.08 67.41 05:36:01 all 33.31 0.00 1.46 2.88 0.08 62.27 05:36:01 0 29.29 0.00 0.79 6.50 0.07 63.35 05:36:01 1 28.25 0.00 1.70 1.59 0.07 68.39 05:36:01 2 25.83 0.00 1.04 2.53 0.07 70.54 05:36:01 3 49.85 0.00 2.34 0.89 0.08 46.84 05:37:01 all 27.64 0.00 0.63 0.82 0.05 70.86 05:37:01 0 26.61 0.00 0.98 2.99 0.03 69.38 05:37:01 1 25.81 0.00 0.30 0.18 0.05 73.66 05:37:01 2 26.84 0.00 0.37 0.03 0.05 72.71 05:37:01 3 31.31 0.00 0.88 0.05 0.03 67.72 05:38:01 all 37.80 0.00 1.29 0.76 0.07 60.08 05:38:01 0 52.62 0.00 1.63 0.27 0.08 45.39 05:38:01 1 24.50 0.00 1.09 2.61 0.07 71.74 05:38:01 2 30.03 0.00 0.63 0.13 0.07 69.14 05:38:01 3 43.99 0.00 1.80 0.07 0.07 54.07 Average: all 30.15 0.00 1.40 2.69 0.06 65.70 Average: 0 29.38 0.00 1.36 4.25 0.05 64.95 Average: 1 29.08 0.00 1.51 3.13 0.07 66.21 Average: 2 24.12 0.00 0.97 2.22 0.06 72.63 Average: 3 38.01 0.00 1.75 1.16 0.07 59.01