---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10495 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 8.9G 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 558 12667 0 2814 15151 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:61:61:f7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.229/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86078sec preferred_lft 86078sec inet6 fe80::f816:3eff:fe61:61f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10495) 01/08/24 _x86_64_ (4 CPU) 13:07:40 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:03 107.93 20.16 87.77 1159.54 29749.31 13:10:01 294.31 23.96 270.35 973.21 41833.89 13:11:01 106.25 3.18 103.07 205.43 29284.05 13:12:01 48.44 1.40 47.04 72.65 3342.51 Average: 137.93 12.08 125.85 599.60 25919.85 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:03 13957444 15569564 2467524 15.02 63180 1749592 780000 4.46 672424 1582656 186680 13:10:01 12462408 14456324 3962560 24.13 86936 2088032 1790324 10.25 1852584 1855952 36976 13:11:01 11549936 13964676 4875032 29.68 97300 2483636 2131184 12.20 2459304 2133972 20444 13:12:01 12992596 15516752 3432372 20.90 103172 2581952 774684 4.43 953980 2195736 92696 Average: 12740596 14876829 3684372 22.43 87647 2225803 1369048 7.83 1484573 1942079 84199 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:03 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 13:09:03 ens3 64.99 45.69 999.19 7.87 0.00 0.00 0.00 0.00 13:10:01 lo 0.48 0.48 0.04 0.04 0.00 0.00 0.00 0.00 13:10:01 ens3 395.05 349.72 3669.74 82.46 0.00 0.00 0.00 0.00 13:11:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:11:01 ens3 534.23 426.51 4247.74 117.95 0.00 0.00 0.00 0.00 13:12:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 13:12:01 ens3 380.10 347.28 262.97 160.85 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 343.16 291.82 2283.36 92.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10495) 01/08/24 _x86_64_ (4 CPU) 13:07:40 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:03 all 20.66 0.00 1.53 4.08 0.05 73.68 13:09:03 0 23.56 0.00 1.69 3.08 0.07 71.60 13:09:03 1 13.23 0.00 1.05 2.88 0.05 82.79 13:09:03 2 6.27 0.00 0.85 4.26 0.03 88.59 13:09:03 3 39.61 0.00 2.54 6.07 0.07 51.71 13:10:01 all 42.75 0.00 2.25 4.57 0.11 50.33 13:10:01 0 34.18 0.00 2.02 0.38 0.09 63.33 13:10:01 1 44.84 0.00 1.97 3.34 0.14 49.71 13:10:01 2 36.42 0.00 2.20 9.58 0.10 51.70 13:10:01 3 55.62 0.00 2.78 4.99 0.10 36.51 13:11:01 all 65.61 0.00 2.06 1.44 0.09 30.80 13:11:01 0 51.46 0.00 2.18 1.02 0.10 45.24 13:11:01 1 62.22 0.00 2.27 3.56 0.10 31.85 13:11:01 2 75.92 0.00 1.31 0.07 0.08 22.62 13:11:01 3 72.93 0.00 2.46 1.10 0.08 23.42 13:12:01 all 46.55 0.00 2.00 0.35 0.08 51.02 13:12:01 0 49.17 0.00 2.26 0.08 0.07 48.42 13:12:01 1 43.05 0.00 1.69 1.30 0.07 53.89 13:12:01 2 48.75 0.00 1.96 0.03 0.07 49.18 13:12:01 3 45.24 0.00 2.12 0.02 0.08 52.54 Average: all 43.90 0.00 1.96 2.59 0.08 51.47 Average: 0 39.65 0.00 2.04 1.15 0.08 57.08 Average: 1 40.81 0.00 1.74 2.76 0.09 54.59 Average: 2 41.83 0.00 1.57 3.43 0.07 53.09 Average: 3 53.32 0.00 2.47 3.03 0.08 41.10