---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2324 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: 2800.000 BogoMIPS: 5600.00 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 676K 1.6G 1% /run /dev/vda1 78G 9.3G 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 609 12162 0 3267 15100 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:8c:30:14 brd ff:ff:ff:ff:ff:ff inet 10.30.106.75/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86058sec preferred_lft 86058sec inet6 fe80::f816:3eff:fe8c:3014/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2324) 03/05/26 _x86_64_ (4 CPU) 08:55:07 LINUX RESTART (4 CPU) 08:56:02 tps rtps wtps bread/s bwrtn/s 08:57:01 411.05 35.35 375.70 1248.87 44645.59 08:58:01 507.92 16.78 491.13 1256.46 29932.34 08:59:01 6.40 0.00 6.40 0.00 762.14 09:00:01 6.13 0.07 6.07 0.93 153.31 Average: 232.13 12.96 219.17 623.96 18765.53 08:56:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:57:01 11551256 14314708 4873712 29.67 136208 2722800 2282244 13.06 1946284 2561164 853424 08:58:01 11412020 14238092 5012948 30.52 137668 2779260 2470208 14.14 2097256 2539632 10752 08:59:01 9501660 12335448 6923308 42.15 137996 2785632 4340304 24.84 3974740 2545220 360 09:00:01 12351828 15217724 4073140 24.80 138248 2815720 1342696 7.68 1135088 2575092 26364 Average: 11204191 14026493 5220777 31.79 137530 2775853 2608863 14.93 2288342 2555277 222725 08:56:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:57:01 lo 4.07 4.07 0.39 0.39 0.00 0.00 0.00 0.00 08:57:01 ens3 537.52 441.94 6132.79 56.90 0.00 0.00 0.00 0.00 08:58:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:58:01 ens3 6.28 4.32 67.35 1.34 0.00 0.00 0.00 0.00 08:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 ens3 0.42 0.18 0.08 0.33 0.00 0.00 0.00 0.00 09:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 09:00:01 ens3 10.81 10.26 26.33 3.68 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 137.09 112.81 1537.49 15.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2324) 03/05/26 _x86_64_ (4 CPU) 08:55:07 LINUX RESTART (4 CPU) 08:56:02 CPU %user %nice %system %iowait %steal %idle 08:57:01 all 24.94 0.00 4.43 2.61 0.12 67.90 08:57:01 0 36.54 0.00 4.80 1.62 0.12 56.92 08:57:01 1 23.63 0.00 2.71 2.09 0.12 71.45 08:57:01 2 14.37 0.00 3.73 2.10 0.12 79.68 08:57:01 3 25.18 0.00 6.50 4.67 0.12 63.53 08:58:01 all 32.33 0.00 1.45 6.79 0.09 59.34 08:58:01 0 23.90 0.00 1.05 0.37 0.07 74.62 08:58:01 1 38.54 0.00 1.25 1.49 0.08 58.64 08:58:01 2 37.86 0.00 1.14 6.12 0.10 54.78 08:58:01 3 29.03 0.00 2.36 19.22 0.10 49.29 08:59:01 all 46.11 0.00 0.90 0.16 0.11 52.72 08:59:01 0 38.85 0.00 0.77 0.00 0.10 60.29 08:59:01 1 53.40 0.00 0.87 0.00 0.12 45.61 08:59:01 2 54.40 0.00 1.05 0.35 0.13 44.06 08:59:01 3 37.86 0.00 0.90 0.28 0.10 60.85 09:00:01 all 30.63 0.00 0.45 0.02 0.10 68.80 09:00:01 0 18.13 0.00 0.32 0.03 0.07 81.45 09:00:01 1 30.60 0.00 0.40 0.00 0.10 68.90 09:00:01 2 37.13 0.00 0.65 0.03 0.10 62.09 09:00:01 3 36.67 0.00 0.45 0.00 0.10 62.78 Average: all 33.55 0.00 1.80 2.39 0.10 62.16 Average: 0 29.33 0.00 1.72 0.50 0.09 68.37 Average: 1 36.59 0.00 1.30 0.89 0.10 61.11 Average: 2 36.04 0.00 1.63 2.15 0.11 60.06 Average: 3 32.23 0.00 2.53 6.05 0.11 59.09