---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-19135 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 672K 1.6G 1% /run /dev/vda1 78G 9.7G 68G 13% / 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 11550 0 3856 15076 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:1e:f4:14 brd ff:ff:ff:ff:ff:ff inet 10.30.106.75/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fe1e:f414/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19135) 06/07/25 _x86_64_ (4 CPU) 03:28:49 LINUX RESTART (4 CPU) 03:29:01 tps rtps wtps bread/s bwrtn/s 03:30:00 324.85 53.76 271.09 3603.67 55902.95 03:31:01 157.43 18.42 139.01 690.38 22477.50 03:32:01 548.88 1.32 547.56 18.00 32342.21 03:33:01 218.96 21.60 197.37 1534.81 26829.66 03:34:01 42.98 9.75 33.23 632.29 6523.18 Average: 258.28 20.96 237.32 1293.82 28794.05 03:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:30:00 14075108 15587384 2349852 14.31 59360 1655596 768824 4.40 625076 1515164 158872 03:31:01 12846856 14665016 3578104 21.78 76872 1929812 1658920 9.49 1598620 1737732 6648 03:32:01 11227916 14581936 5197044 31.64 193024 3135140 1400584 8.02 1904308 2805176 736448 03:33:01 11722412 15228528 4702548 28.63 197252 3278724 1024168 5.86 1319908 2898836 62516 03:34:01 11826672 15436700 4598288 28.00 201148 3375272 858900 4.92 1178856 2932928 10960 Average: 12339793 15099913 4085167 24.87 145531 2674909 1142279 6.54 1325354 2377967 195089 03:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:30:00 ens3 464.06 320.00 1614.29 78.49 0.00 0.00 0.00 0.00 03:30:00 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 03:31:01 ens3 370.45 277.69 2625.46 51.44 0.00 0.00 0.00 0.00 03:31:01 lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 03:32:01 ens3 376.92 218.71 1822.22 40.30 0.00 0.00 0.00 0.00 03:32:01 lo 1.12 1.12 0.17 0.17 0.00 0.00 0.00 0.00 03:33:01 ens3 273.92 143.18 1150.29 34.12 0.00 0.00 0.00 0.00 03:33:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 03:34:01 ens3 454.24 298.55 1297.69 98.00 0.00 0.00 0.00 0.00 03:34:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 387.86 251.71 1705.06 60.44 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19135) 06/07/25 _x86_64_ (4 CPU) 03:28:49 LINUX RESTART (4 CPU) 03:29:01 CPU %user %nice %system %iowait %steal %idle 03:30:00 all 17.82 0.00 1.89 14.52 0.07 65.71 03:30:00 0 14.53 0.00 1.30 9.98 0.08 74.10 03:30:00 1 33.98 0.00 2.72 13.13 0.07 50.10 03:30:00 2 16.12 0.00 1.57 9.51 0.03 72.76 03:30:00 3 6.55 0.00 1.99 25.53 0.08 65.85 03:31:01 all 32.62 0.00 1.75 1.55 0.08 63.99 03:31:01 0 34.02 0.00 1.92 0.39 0.08 63.58 03:31:01 1 25.43 0.00 1.68 1.20 0.07 71.62 03:31:01 2 44.87 0.00 2.07 1.73 0.08 51.24 03:31:01 3 26.15 0.00 1.32 2.90 0.07 69.56 03:32:01 all 33.85 0.00 7.85 1.63 0.11 56.56 03:32:01 0 33.48 0.00 8.02 1.09 0.12 57.28 03:32:01 1 41.38 0.00 8.70 0.42 0.13 49.36 03:32:01 2 34.22 0.00 8.16 0.86 0.10 56.65 03:32:01 3 26.29 0.00 6.48 4.16 0.10 62.98 03:33:01 all 41.63 0.00 1.86 1.15 0.10 55.26 03:33:01 0 50.01 0.00 2.16 0.62 0.10 47.12 03:33:01 1 38.85 0.00 1.58 1.53 0.08 57.96 03:33:01 2 38.83 0.00 1.56 0.35 0.10 59.16 03:33:01 3 38.85 0.00 2.15 2.10 0.10 56.80 03:34:01 all 32.37 0.00 1.82 0.46 0.06 65.28 03:34:01 0 36.51 0.00 2.12 0.15 0.05 61.17 03:34:01 1 24.09 0.00 1.12 0.32 0.05 74.42 03:34:01 2 38.67 0.00 1.68 0.18 0.07 59.39 03:34:01 3 30.24 0.00 2.34 1.20 0.07 66.16 Average: all 31.66 0.00 3.02 3.86 0.08 61.38 Average: 0 33.72 0.00 3.09 2.44 0.09 60.66 Average: 1 32.71 0.00 3.14 3.32 0.08 60.74 Average: 2 34.57 0.00 2.99 2.53 0.08 59.83 Average: 3 25.63 0.00 2.84 7.15 0.08 64.29