---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-19646 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 555 12688 0 2796 15154 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:48:ec:21 brd ff:ff:ff:ff:ff:ff inet 10.30.107.92/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fe48:ec21/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19646) 03/31/24 _x86_64_ (4 CPU) 06:37:38 LINUX RESTART (4 CPU) 06:38:01 tps rtps wtps bread/s bwrtn/s 06:39:02 99.02 17.21 81.80 1017.70 9980.34 06:40:01 268.23 33.27 234.96 2163.70 17206.71 06:41:01 118.30 12.76 105.53 575.64 18149.51 06:42:01 64.49 0.98 63.51 63.72 7173.34 Average: 136.96 15.98 120.98 950.13 13110.41 06:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:39:02 13907108 15545872 2517860 15.33 66408 1770240 827576 4.74 700128 1597800 209068 06:40:01 12389748 14286156 4035220 24.57 83712 1999092 1989792 11.39 1993316 1796140 31788 06:41:01 11956336 14303584 4468632 27.21 96752 2421348 1792240 10.26 2095500 2094508 26236 06:42:01 13003048 15503036 3421920 20.83 102996 2558556 788432 4.51 996404 2141316 67704 Average: 12814060 14909662 3610908 21.98 87467 2187309 1349510 7.72 1446337 1907441 83699 06:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:39:02 lo 1.73 1.73 0.19 0.19 0.00 0.00 0.00 0.00 06:39:02 ens3 59.62 40.24 971.11 7.88 0.00 0.00 0.00 0.00 06:40:01 lo 0.41 0.41 0.03 0.03 0.00 0.00 0.00 0.00 06:40:01 ens3 313.40 283.53 2484.02 71.50 0.00 0.00 0.00 0.00 06:41:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 06:41:01 ens3 402.20 333.94 4601.11 54.42 0.00 0.00 0.00 0.00 06:42:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 06:42:01 ens3 724.50 590.47 910.43 246.49 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 375.19 312.17 2240.65 95.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19646) 03/31/24 _x86_64_ (4 CPU) 06:37:38 LINUX RESTART (4 CPU) 06:38:01 CPU %user %nice %system %iowait %steal %idle 06:39:02 all 20.72 0.00 1.47 2.51 0.06 75.25 06:39:02 0 8.96 0.00 0.76 0.45 0.08 89.74 06:39:02 1 49.00 0.00 2.62 2.12 0.07 46.19 06:39:02 2 18.65 0.00 1.38 0.92 0.02 79.03 06:39:02 3 6.26 0.00 1.12 6.51 0.05 86.07 06:40:01 all 26.85 0.00 1.82 2.17 0.09 69.07 06:40:01 0 27.40 0.00 2.18 0.90 0.09 69.44 06:40:01 1 30.63 0.00 1.97 4.34 0.12 62.94 06:40:01 2 23.50 0.00 1.51 2.67 0.10 72.22 06:40:01 3 25.89 0.00 1.61 0.75 0.08 71.67 06:41:01 all 60.70 0.00 2.06 1.84 0.10 35.29 06:41:01 0 64.25 0.00 1.62 0.80 0.10 33.22 06:41:01 1 63.17 0.00 2.01 1.25 0.10 33.47 06:41:01 2 68.35 0.00 2.21 2.59 0.12 26.74 06:41:01 3 47.04 0.00 2.38 2.75 0.10 47.74 06:42:01 all 57.07 0.00 2.38 0.47 0.10 39.98 06:42:01 0 63.04 0.00 2.00 0.17 0.10 34.69 06:42:01 1 55.44 0.00 2.22 0.03 0.10 42.20 06:42:01 2 58.70 0.00 3.01 1.10 0.10 37.09 06:42:01 3 51.08 0.00 2.32 0.58 0.10 45.92 Average: all 41.40 0.00 1.93 1.75 0.09 54.84 Average: 0 41.02 0.00 1.64 0.58 0.09 56.67 Average: 1 49.64 0.00 2.21 1.93 0.10 46.13 Average: 2 42.36 0.00 2.03 1.82 0.08 53.71 Average: 3 32.58 0.00 1.86 2.65 0.08 62.83