---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1024 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 8.7G 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 633 12860 0 2546 15086 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:4a:5e brd ff:ff:ff:ff:ff:ff inet 10.30.107.38/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe8c:4a5e/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-1024) 10/07/25 _x86_64_ (4 CPU) 18:59:22 LINUX RESTART (4 CPU) 19:00:01 tps rtps wtps bread/s bwrtn/s 19:01:01 195.38 37.36 158.02 2348.54 47760.44 19:02:01 59.34 6.02 53.32 211.43 19541.54 19:03:01 25.50 4.50 21.00 265.02 10688.62 Average: 93.41 15.96 77.45 941.67 25996.87 19:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:01:01 13008236 14861000 3416732 20.80 75080 1967548 1318692 7.55 1390404 1788260 88980 19:02:01 11695680 13663920 4729288 28.79 78880 2074680 2448736 14.01 2662928 1815900 25864 19:03:01 13194884 15468672 3230084 19.67 81204 2373000 851616 4.87 925096 2049116 16480 Average: 12632933 14664531 3792035 23.09 78388 2138409 1539681 8.81 1659476 1884425 43775 19:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:01:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 19:01:01 ens3 299.88 230.88 2902.12 43.83 0.00 0.00 0.00 0.00 19:02:01 lo 1.73 1.73 0.27 0.27 0.00 0.00 0.00 0.00 19:02:01 ens3 5305.65 2994.38 2535.57 1239.09 0.00 0.00 0.00 0.00 19:03:01 lo 5.88 5.88 1.12 1.12 0.00 0.00 0.00 0.00 19:03:01 ens3 1524.01 1035.23 2969.20 472.52 0.00 0.00 0.00 0.00 Average: lo 2.76 2.76 0.49 0.49 0.00 0.00 0.00 0.00 Average: ens3 2376.52 1420.16 2802.30 585.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1024) 10/07/25 _x86_64_ (4 CPU) 18:59:22 LINUX RESTART (4 CPU) 19:00:01 CPU %user %nice %system %iowait %steal %idle 19:01:01 all 32.03 0.00 1.64 4.04 0.07 62.23 19:01:01 0 25.26 0.00 1.46 2.28 0.07 70.95 19:01:01 1 48.61 0.00 2.58 10.53 0.08 38.20 19:01:01 2 31.54 0.00 1.52 1.41 0.07 65.47 19:01:01 3 22.80 0.00 0.98 1.97 0.07 74.19 19:02:01 all 75.12 0.00 6.29 0.37 0.13 18.09 19:02:01 0 80.20 0.00 4.87 0.22 0.12 14.60 19:02:01 1 72.65 0.00 6.25 1.02 0.13 19.94 19:02:01 2 73.21 0.00 6.45 0.13 0.13 20.07 19:02:01 3 74.42 0.00 7.59 0.12 0.13 17.75 19:03:01 all 48.07 0.00 3.92 0.16 0.08 47.77 19:03:01 0 45.76 0.00 3.26 0.07 0.07 50.84 19:03:01 1 39.67 0.00 4.24 0.12 0.08 55.89 19:03:01 2 52.89 0.00 4.50 0.05 0.08 42.47 19:03:01 3 54.00 0.00 3.65 0.40 0.08 41.86 Average: all 51.71 0.00 3.94 1.53 0.09 42.73 Average: 0 50.38 0.00 3.19 0.85 0.08 45.49 Average: 1 53.61 0.00 4.35 3.89 0.10 38.05 Average: 2 52.53 0.00 4.16 0.53 0.09 42.69 Average: 3 50.32 0.00 4.06 0.83 0.09 44.69