---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-72641 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 570 13093 0 2376 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:3c:fa:b5 brd ff:ff:ff:ff:ff:ff inet 10.30.106.126/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fe3c:fab5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-72641) 11/09/23 _x86_64_ (4 CPU) 17:06:34 LINUX RESTART (4 CPU) 17:07:01 tps rtps wtps bread/s bwrtn/s 17:08:02 110.40 32.06 78.34 1650.12 17107.23 17:09:01 127.98 35.62 92.36 2167.50 25515.95 17:10:01 58.04 6.63 51.41 377.27 18323.08 17:11:01 28.81 3.57 25.25 147.44 15758.71 Average: 81.11 19.40 61.71 1081.08 19149.63 17:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:08:02 13892100 15518068 2532868 15.42 56240 1772888 828908 4.74 756856 1570776 230972 17:09:01 13323928 15250020 3101040 18.88 73808 2041764 1007568 5.77 1023280 1844736 138952 17:10:01 12570072 14556832 3854896 23.47 76360 2096828 1621948 9.28 1773664 1839456 14108 17:11:01 13412240 15502048 3012728 18.34 79588 2192924 791140 4.53 860564 1906016 27784 Average: 13299585 15206742 3125383 19.03 71499 2026101 1062391 6.08 1103591 1790246 102954 17:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:08:02 ens3 50.30 35.35 743.99 18.26 0.00 0.00 0.00 0.00 17:08:02 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 17:09:01 ens3 194.36 154.11 2097.19 31.34 0.00 0.00 0.00 0.00 17:09:01 lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 17:10:01 ens3 278.79 204.42 474.26 78.39 0.00 0.00 0.00 0.00 17:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 17:11:01 ens3 2349.96 1651.74 1773.61 766.15 0.00 0.00 0.00 0.00 17:11:01 lo 14.05 14.05 2.53 2.53 0.00 0.00 0.00 0.00 Average: ens3 720.51 512.88 1268.79 224.33 0.00 0.00 0.00 0.00 Average: lo 4.06 4.06 0.69 0.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-72641) 11/09/23 _x86_64_ (4 CPU) 17:06:34 LINUX RESTART (4 CPU) 17:07:01 CPU %user %nice %system %iowait %steal %idle 17:08:02 all 13.21 0.00 1.04 11.96 0.06 73.72 17:08:02 0 16.19 0.00 1.16 18.94 0.03 63.69 17:08:02 1 5.70 0.00 0.58 2.26 0.05 91.41 17:08:02 2 21.75 0.00 1.67 24.34 0.15 52.09 17:08:02 3 9.25 0.00 0.77 2.40 0.03 87.54 17:09:01 all 26.29 0.00 1.58 6.71 0.08 65.35 17:09:01 0 22.07 0.00 1.11 2.49 0.05 74.28 17:09:01 1 13.25 0.00 0.93 10.72 0.08 75.02 17:09:01 2 26.72 0.00 1.99 9.11 0.09 62.08 17:09:01 3 43.29 0.00 2.28 4.44 0.09 49.91 17:10:01 all 56.15 0.00 1.97 1.84 0.13 39.91 17:10:01 0 60.08 0.00 1.94 1.01 0.12 36.84 17:10:01 1 46.85 0.00 2.34 5.90 0.13 44.77 17:10:01 2 55.86 0.00 2.21 0.34 0.14 41.45 17:10:01 3 61.80 0.00 1.40 0.10 0.13 36.57 17:11:01 all 64.50 0.00 6.35 0.96 0.18 28.01 17:11:01 0 71.45 0.00 6.13 0.26 0.32 21.85 17:11:01 1 60.69 0.00 4.42 3.14 0.12 31.63 17:11:01 2 60.04 0.00 6.90 0.20 0.13 32.73 17:11:01 3 65.88 0.00 7.94 0.25 0.15 25.77 Average: all 39.99 0.00 2.73 5.38 0.11 51.79 Average: 0 42.39 0.00 2.58 5.72 0.13 49.19 Average: 1 31.55 0.00 2.07 5.49 0.10 60.81 Average: 2 41.07 0.00 3.20 8.54 0.13 47.06 Average: 3 44.97 0.00 3.09 1.79 0.10 50.04