---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-400 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 676K 1.6G 1% /run /dev/vda1 78G 11G 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 937 11084 0 4018 14772 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:f1:78:86 brd ff:ff:ff:ff:ff:ff inet 10.30.106.97/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85952sec preferred_lft 85952sec inet6 fe80::f816:3eff:fef1:7886/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-400) 07/17/26 _x86_64_ (4 CPU) 09:51:04 LINUX RESTART (4 CPU) 09:52:01 tps rtps wtps bread/s bwrtn/s 09:53:01 114.11 28.51 85.60 1672.92 13404.70 09:54:01 124.71 8.23 116.48 353.08 44927.16 09:55:01 19.38 8.67 10.71 650.96 3023.23 09:56:01 2.72 0.10 2.62 5.20 180.64 09:57:01 13.57 2.47 11.10 64.13 1579.60 09:58:01 31.66 0.90 30.76 78.39 23488.89 Average: 51.03 8.15 42.88 470.79 14435.24 09:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:53:01 13402600 15409028 3022368 18.40 71112 2123808 973080 5.57 835280 1946140 292596 09:54:01 11792060 14946480 4632908 28.21 81188 3237072 1281332 7.33 1361152 2988236 79248 09:55:01 9224404 12408140 7200564 43.84 81952 3263524 3957060 22.65 3948364 2953552 1824 09:56:01 7872068 11059544 8552900 52.07 82208 3266444 5318532 30.44 5295436 2950156 964 09:57:01 11745796 15504728 4679172 28.49 83912 3818344 769044 4.40 1160664 3216040 515052 09:58:01 11359332 15131932 5065636 30.84 85740 3831168 1105456 6.33 1703920 3060180 28100 Average: 10899377 14076642 5525591 33.64 81019 3256727 2234084 12.79 2384136 2852384 152964 09:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:53:01 ens3 284.50 162.87 3762.05 25.33 0.00 0.00 0.00 0.00 09:53:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 09:54:01 ens3 1118.48 574.08 17051.41 76.08 0.00 0.00 0.00 0.00 09:54:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 09:55:01 ens3 147.13 93.32 47.49 36.62 0.00 0.00 0.00 0.00 09:55:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 09:56:01 ens3 415.03 220.95 101.88 84.53 0.00 0.00 0.00 0.00 09:56:01 lo 5.70 5.70 2.04 2.04 0.00 0.00 0.00 0.00 09:57:01 ens3 774.60 540.22 708.81 156.29 0.00 0.00 0.00 0.00 09:57:01 lo 3.20 3.20 0.45 0.45 0.00 0.00 0.00 0.00 09:58:01 ens3 170.49 104.03 118.61 261.02 0.00 0.00 0.00 0.00 09:58:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 485.05 282.58 3632.16 106.64 0.00 0.00 0.00 0.00 Average: lo 1.86 1.86 0.45 0.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-400) 07/17/26 _x86_64_ (4 CPU) 09:51:04 LINUX RESTART (4 CPU) 09:52:01 CPU %user %nice %system %iowait %steal %idle 09:53:01 all 18.70 0.00 1.52 6.90 0.07 72.81 09:53:01 0 22.56 0.00 1.20 11.95 0.07 64.22 09:53:01 1 23.08 0.00 1.90 3.86 0.08 71.08 09:53:01 2 16.72 0.00 1.54 9.82 0.07 71.86 09:53:01 3 12.43 0.00 1.44 1.96 0.07 84.11 09:54:01 all 23.05 0.00 1.79 2.52 0.09 72.56 09:54:01 0 19.52 0.00 1.17 1.43 0.10 77.78 09:54:01 1 20.30 0.00 3.02 3.59 0.08 73.00 09:54:01 2 33.64 0.00 1.55 2.44 0.08 62.29 09:54:01 3 18.73 0.00 1.40 2.62 0.08 77.16 09:55:01 all 67.37 0.00 1.28 0.18 0.13 31.05 09:55:01 0 63.83 0.00 0.97 0.22 0.12 34.87 09:55:01 1 58.13 0.00 1.72 0.22 0.13 39.80 09:55:01 2 76.33 0.00 1.63 0.22 0.15 21.67 09:55:01 3 71.14 0.00 0.83 0.03 0.12 27.87 09:56:01 all 46.98 0.00 1.05 0.20 0.10 51.66 09:56:01 0 49.75 0.00 0.87 0.02 0.10 49.27 09:56:01 1 41.28 0.00 1.00 0.00 0.10 57.61 09:56:01 2 50.19 0.00 1.25 0.18 0.10 48.27 09:56:01 3 46.68 0.00 1.05 0.62 0.10 51.55 09:57:01 all 51.39 0.00 2.78 0.03 0.12 45.67 09:57:01 0 36.61 0.00 2.73 0.00 0.08 60.58 09:57:01 1 51.76 0.00 2.93 0.08 0.13 45.09 09:57:01 2 57.32 0.00 2.76 0.02 0.12 39.79 09:57:01 3 59.89 0.00 2.71 0.03 0.13 37.24 09:58:01 all 32.24 0.00 0.98 0.93 0.08 65.77 09:58:01 0 36.94 0.00 1.00 0.43 0.08 61.55 09:58:01 1 36.57 0.00 1.15 0.15 0.08 62.04 09:58:01 2 26.81 0.00 0.70 0.02 0.07 72.40 09:58:01 3 28.66 0.00 1.09 3.14 0.07 67.05 Average: all 39.95 0.00 1.57 1.79 0.10 56.59 Average: 0 38.19 0.00 1.32 2.34 0.09 58.05 Average: 1 38.51 0.00 1.96 1.32 0.10 58.12 Average: 2 43.50 0.00 1.57 2.11 0.10 52.72 Average: 3 39.60 0.00 1.42 1.40 0.09 57.49