---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1260 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 543 13156 0 2340 15182 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:5a:26:b1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.206/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe5a:26b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1260) 12/01/23 _x86_64_ (4 CPU) 04:48:20 LINUX RESTART (4 CPU) 04:49:01 tps rtps wtps bread/s bwrtn/s 04:50:01 119.33 13.38 105.95 975.17 48849.86 04:51:01 81.90 16.95 64.96 663.76 9047.43 04:52:01 9.55 4.63 4.92 880.12 559.24 04:53:01 36.53 24.28 12.25 1066.89 6114.05 Average: 61.83 14.81 47.02 896.48 16142.64 04:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 13941392 15634592 2483576 15.12 69688 1818428 714748 4.09 606160 1654108 155264 04:51:01 12327180 14144740 4097788 24.95 73872 1934204 2249376 12.87 2131652 1729728 12004 04:52:01 13767376 15613008 2657592 16.18 74132 1962000 1051244 6.02 670916 1753876 2516 04:53:01 13467072 15524584 2957896 18.01 75428 2168712 808784 4.63 836420 1881480 5468 Average: 13375755 15229231 3049213 18.56 73280 1970836 1206038 6.90 1061287 1754798 43813 04:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 04:50:01 ens3 53.57 34.86 1054.39 7.12 0.00 0.00 0.00 0.00 04:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 04:51:01 ens3 171.02 155.01 1361.49 43.24 0.00 0.00 0.00 0.00 04:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 04:52:01 ens3 40.79 40.09 14.36 19.04 0.00 0.00 0.00 0.00 04:53:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 04:53:01 ens3 465.04 352.47 2743.11 120.63 0.00 0.00 0.00 0.00 Average: lo 0.55 0.55 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 182.61 145.61 1293.34 47.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1260) 12/01/23 _x86_64_ (4 CPU) 04:48:20 LINUX RESTART (4 CPU) 04:49:01 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 19.08 0.00 1.42 8.25 0.05 71.20 04:50:01 0 31.10 0.00 1.99 3.08 0.07 63.77 04:50:01 1 9.91 0.00 0.72 7.67 0.05 81.64 04:50:01 2 8.78 0.00 1.57 20.69 0.05 68.91 04:50:01 3 26.50 0.00 1.35 1.57 0.05 70.52 04:51:01 all 48.94 0.00 1.34 1.19 0.10 48.43 04:51:01 0 42.29 0.00 1.22 0.07 0.10 56.32 04:51:01 1 50.93 0.00 1.54 0.99 0.12 46.43 04:51:01 2 39.53 0.00 1.05 3.46 0.08 55.87 04:51:01 3 63.00 0.00 1.56 0.27 0.10 35.08 04:52:01 all 30.81 0.00 0.42 0.16 0.06 68.56 04:52:01 0 18.12 0.00 0.32 0.07 0.07 81.43 04:52:01 1 15.67 0.00 0.53 0.18 0.05 83.56 04:52:01 2 35.80 0.00 0.50 0.38 0.07 63.25 04:52:01 3 53.63 0.00 0.30 0.00 0.08 45.99 04:53:01 all 42.28 0.00 1.27 0.45 0.09 55.90 04:53:01 0 50.85 0.00 1.17 0.39 0.10 47.50 04:53:01 1 49.00 0.00 1.49 0.30 0.08 49.12 04:53:01 2 45.49 0.00 1.03 0.77 0.10 52.61 04:53:01 3 23.86 0.00 1.40 0.33 0.07 74.34 Average: all 35.27 0.00 1.11 2.51 0.08 61.03 Average: 0 35.57 0.00 1.17 0.90 0.08 62.28 Average: 1 31.37 0.00 1.07 2.29 0.08 65.20 Average: 2 32.39 0.00 1.04 6.32 0.08 60.17 Average: 3 41.75 0.00 1.15 0.54 0.08 56.48