---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1400 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 1459 11778 0 2801 14255 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:7b:9c:9a brd ff:ff:ff:ff:ff:ff inet 10.30.107.41/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fe7b:9c9a/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-1400) 11/18/23 _x86_64_ (4 CPU) 22:42:39 LINUX RESTART (4 CPU) 22:43:01 tps rtps wtps bread/s bwrtn/s 22:44:00 112.95 32.39 80.55 1660.26 22568.11 22:45:01 153.24 15.13 138.11 575.25 38312.41 22:46:01 24.26 1.32 22.94 44.12 16514.63 22:47:01 43.54 3.63 39.91 95.58 30294.55 Average: 83.78 13.13 70.66 593.70 26969.24 22:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:44:00 13994196 15593528 2430772 14.80 62916 1736924 771872 4.42 648492 1571116 184372 22:45:01 12146144 14260632 4278824 26.05 78544 2218588 2131660 12.20 2028476 1998508 14660 22:46:01 12679896 14797428 3745072 22.80 78804 2221444 1450812 8.30 1507668 1987104 868 22:47:01 12126736 14661648 4298232 26.17 80860 2628836 1577844 9.03 2167624 1866104 1012 Average: 12736743 14828309 3688225 22.45 75281 2201448 1483047 8.49 1588065 1855708 50228 22:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:44:00 ens3 80.75 54.61 994.72 10.93 0.00 0.00 0.00 0.00 22:44:00 lo 1.53 1.53 0.17 0.17 0.00 0.00 0.00 0.00 22:45:01 ens3 638.29 400.49 6224.96 88.95 0.00 0.00 0.00 0.00 22:45:01 lo 0.59 0.59 0.05 0.05 0.00 0.00 0.00 0.00 22:46:01 ens3 93.67 50.83 33.47 30.92 0.00 0.00 0.00 0.00 22:46:01 lo 18.59 18.59 1.43 1.43 0.00 0.00 0.00 0.00 22:47:01 ens3 393.72 272.04 815.41 409.39 0.00 0.00 0.00 0.00 22:47:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 303.00 195.34 2034.51 134.85 0.00 0.00 0.00 0.00 Average: lo 5.23 5.23 0.41 0.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1400) 11/18/23 _x86_64_ (4 CPU) 22:42:39 LINUX RESTART (4 CPU) 22:43:01 CPU %user %nice %system %iowait %steal %idle 22:44:00 all 21.55 0.00 1.49 3.64 0.06 73.25 22:44:00 0 16.30 0.00 1.28 0.88 0.05 81.49 22:44:00 1 21.76 0.00 1.48 1.48 0.05 75.24 22:44:00 2 39.92 0.00 1.88 1.33 0.08 56.78 22:44:00 3 8.23 0.00 1.29 10.89 0.07 79.53 22:45:01 all 41.41 0.00 1.98 3.74 0.10 52.77 22:45:01 0 49.06 0.00 2.94 2.97 0.10 44.94 22:45:01 1 34.11 0.00 1.81 4.08 0.08 59.92 22:45:01 2 36.72 0.00 1.78 2.41 0.13 58.96 22:45:01 3 45.80 0.00 1.40 5.51 0.08 47.21 22:46:01 all 28.46 0.00 0.56 0.94 0.07 69.98 22:46:01 0 31.33 0.00 0.52 3.61 0.07 64.48 22:46:01 1 18.50 0.00 0.53 0.05 0.05 80.87 22:46:01 2 25.61 0.00 0.57 0.03 0.08 73.70 22:46:01 3 38.37 0.00 0.63 0.07 0.07 60.86 22:47:01 all 33.97 0.00 1.23 1.85 0.07 62.89 22:47:01 0 19.79 0.00 0.75 2.70 0.05 76.71 22:47:01 1 34.94 0.00 1.20 0.67 0.07 63.12 22:47:01 2 31.07 0.00 1.17 0.42 0.07 67.27 22:47:01 3 50.18 0.00 1.77 3.59 0.08 44.37 Average: all 31.38 0.00 1.32 2.55 0.07 64.68 Average: 0 29.18 0.00 1.38 2.54 0.07 66.83 Average: 1 27.36 0.00 1.26 1.58 0.06 69.74 Average: 2 33.34 0.00 1.35 1.05 0.09 64.16 Average: 3 35.68 0.00 1.27 5.02 0.07 57.96