---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-17867 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: 2799.996 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 676K 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 615 12591 0 2832 15094 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:5f:0b:c4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.12/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86019sec preferred_lft 86019sec inet6 fe80::f816:3eff:fe5f:bc4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17867) 12/05/25 _x86_64_ (4 CPU) 07:22:44 LINUX RESTART (4 CPU) 07:23:01 tps rtps wtps bread/s bwrtn/s 07:24:02 356.76 35.23 321.53 1911.81 62991.50 07:25:01 65.72 0.02 65.70 0.27 8769.23 07:26:01 348.59 27.86 320.73 1359.64 11597.00 07:27:01 93.35 3.57 89.79 179.94 14424.79 07:28:01 38.69 0.90 37.79 62.52 2716.08 07:29:02 34.86 1.55 33.31 75.59 3789.10 Average: 156.58 11.55 145.03 599.95 17405.19 07:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:24:02 13857652 15557192 2567316 15.63 69316 1825148 790340 4.52 669304 1674008 243084 07:25:01 13854496 15556612 2570472 15.65 71460 1825296 790340 4.52 671392 1674140 380 07:26:01 12140800 14283168 4284168 26.08 93500 2224388 1928328 11.04 2040548 1976004 126484 07:27:01 10459916 12914140 5965052 36.32 99548 2519092 3240928 18.55 3645012 2033976 16904 07:28:01 12887932 15425676 3537036 21.53 102924 2596388 880336 5.04 1201256 2053396 57000 07:29:02 12832416 15395452 3592552 21.87 105928 2617520 929324 5.32 1242428 2065860 11416 Average: 12672202 14855373 3752766 22.85 90446 2267972 1426599 8.16 1578323 1912897 75878 07:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:24:02 ens3 164.37 114.91 1435.54 39.31 0.00 0.00 0.00 0.00 07:24:02 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 07:25:01 ens3 49.62 40.93 127.99 10.95 0.00 0.00 0.00 0.00 07:25:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:26:01 ens3 380.17 352.76 3619.02 58.24 0.00 0.00 0.00 0.00 07:26:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 07:27:01 ens3 539.89 445.03 4297.31 113.60 0.00 0.00 0.00 0.00 07:27:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 07:28:01 ens3 457.89 361.01 267.68 117.33 0.00 0.00 0.00 0.00 07:28:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 07:29:02 ens3 174.24 181.77 263.48 607.29 0.00 0.00 0.00 0.00 07:29:02 lo 35.26 35.26 3.18 3.18 0.00 0.00 0.00 0.00 Average: ens3 295.05 249.99 1672.87 158.19 0.00 0.00 0.00 0.00 Average: lo 6.35 6.35 0.58 0.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17867) 12/05/25 _x86_64_ (4 CPU) 07:22:44 LINUX RESTART (4 CPU) 07:23:01 CPU %user %nice %system %iowait %steal %idle 07:24:02 all 20.81 0.00 1.70 3.74 0.05 73.69 07:24:02 0 28.46 0.00 2.37 5.25 0.05 63.87 07:24:02 1 6.22 0.00 0.92 4.55 0.05 88.27 07:24:02 2 28.20 0.00 2.41 4.66 0.05 64.68 07:24:02 3 20.39 0.00 1.15 0.52 0.07 77.88 07:25:01 all 0.69 0.00 0.23 0.48 0.02 98.58 07:25:01 0 0.34 0.00 0.58 1.93 0.03 97.12 07:25:01 1 0.10 0.00 0.02 0.00 0.00 99.88 07:25:01 2 0.47 0.00 0.24 0.00 0.05 99.24 07:25:01 3 1.82 0.00 0.08 0.00 0.02 98.08 07:26:01 all 53.35 0.00 2.45 1.02 0.13 43.05 07:26:01 0 52.42 0.00 2.04 1.02 0.13 44.39 07:26:01 1 60.42 0.00 2.50 0.90 0.10 36.08 07:26:01 2 50.13 0.00 3.32 1.18 0.13 45.23 07:26:01 3 50.43 0.00 1.96 0.97 0.12 46.52 07:27:01 all 65.02 0.00 2.10 0.18 0.11 32.59 07:27:01 0 70.68 0.00 2.48 0.49 0.10 26.25 07:27:01 1 63.29 0.00 2.26 0.15 0.13 34.17 07:27:01 2 64.22 0.00 1.88 0.07 0.10 33.74 07:27:01 3 61.87 0.00 1.82 0.03 0.12 36.15 07:28:01 all 55.28 0.00 2.63 0.12 0.10 41.87 07:28:01 0 50.86 0.00 2.25 0.27 0.08 46.54 07:28:01 1 50.28 0.00 2.59 0.02 0.10 47.01 07:28:01 2 67.13 0.00 2.60 0.08 0.12 30.07 07:28:01 3 52.87 0.00 3.07 0.10 0.10 43.86 07:29:02 all 20.03 0.00 1.14 2.47 0.06 76.30 07:29:02 0 8.36 0.00 0.68 0.57 0.05 90.34 07:29:02 1 6.69 0.00 0.85 3.51 0.05 88.90 07:29:02 2 37.87 0.00 1.53 0.28 0.07 60.25 07:29:02 3 27.19 0.00 1.52 5.53 0.07 65.69 Average: all 35.91 0.00 1.71 1.34 0.08 60.96 Average: 0 35.22 0.00 1.73 1.59 0.08 61.38 Average: 1 31.24 0.00 1.53 1.53 0.07 65.64 Average: 2 41.42 0.00 2.00 1.05 0.09 55.44 Average: 3 35.76 0.00 1.60 1.19 0.08 61.37