---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1864 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 8.9G 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 1173 12112 0 2754 14545 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:dd:22:04 brd ff:ff:ff:ff:ff:ff inet 10.30.107.40/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85891sec preferred_lft 85891sec inet6 fe80::f816:3eff:fedd:2204/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1864) 03/14/26 _x86_64_ (4 CPU) 05:40:02 LINUX RESTART (4 CPU) 05:41:02 tps rtps wtps bread/s bwrtn/s 05:42:01 158.89 29.96 128.93 1703.98 41461.18 05:43:01 18.11 0.00 18.11 0.00 22226.43 05:44:01 1.88 0.00 1.88 0.00 291.15 05:45:01 1.77 0.00 1.77 0.00 20.53 05:46:01 10.13 2.63 7.50 86.65 813.73 05:47:01 29.98 11.35 18.63 752.81 2845.13 05:48:01 44.54 0.90 43.64 87.59 22161.51 Average: 37.61 6.35 31.26 372.69 12763.06 05:41:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:42:01 13379204 15344868 3045764 18.54 74140 2080348 979856 5.61 918204 1891380 8552 05:43:01 13379056 15344672 3045912 18.54 74220 2080352 979856 5.61 918356 1891380 156 05:44:01 13378548 15344284 3046420 18.55 74300 2080384 979856 5.61 919160 1891396 168 05:45:01 13378540 15344344 3046428 18.55 74356 2080388 979856 5.61 919536 1891400 32 05:46:01 13193828 15189016 3231140 19.67 75296 2107892 1090472 6.24 1081172 1911748 2232 05:47:01 12768020 15272948 3656948 22.26 77864 2606436 975092 5.58 1208556 2194216 402116 05:48:01 12385736 14876120 4039232 24.59 80792 2589172 1417132 8.11 1755788 2029340 24964 Average: 13123276 15245179 3301692 20.10 75853 2232139 1057446 6.05 1102967 1957266 62603 05:41:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:42:01 lo 0.41 0.41 0.05 0.05 0.00 0.00 0.00 0.00 05:42:01 ens3 290.41 219.47 4566.61 34.00 0.00 0.00 0.00 0.00 05:43:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:43:01 ens3 0.27 0.28 0.07 0.41 0.00 0.00 0.00 0.00 05:44:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 05:44:01 ens3 2.98 1.90 0.87 0.49 0.00 0.00 0.00 0.00 05:45:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:45:01 ens3 6.00 2.88 5.74 0.59 0.00 0.00 0.00 0.00 05:46:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 05:46:01 ens3 37.78 33.56 381.03 5.42 0.00 0.00 0.00 0.00 05:47:01 lo 5.05 5.05 0.69 0.69 0.00 0.00 0.00 0.00 05:47:01 ens3 3505.53 2225.96 1584.81 812.00 0.00 0.00 0.00 0.00 05:48:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 05:48:01 ens3 77.74 54.31 30.86 153.81 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 560.74 362.97 929.91 144.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1864) 03/14/26 _x86_64_ (4 CPU) 05:40:02 LINUX RESTART (4 CPU) 05:41:02 CPU %user %nice %system %iowait %steal %idle 05:42:01 all 15.92 0.00 1.24 4.50 0.06 78.28 05:42:01 0 28.48 0.00 1.34 1.09 0.09 69.00 05:42:01 1 10.17 0.00 0.86 7.31 0.05 81.60 05:42:01 2 10.95 0.00 1.62 8.22 0.07 79.14 05:42:01 3 14.10 0.00 1.14 1.34 0.03 83.38 05:43:01 all 0.32 0.00 0.03 3.28 0.02 96.36 05:43:01 0 0.00 0.00 0.02 0.00 0.02 99.97 05:43:01 1 1.16 0.00 0.03 1.06 0.00 97.75 05:43:01 2 0.03 0.00 0.07 12.13 0.03 87.74 05:43:01 3 0.05 0.00 0.02 0.00 0.00 99.93 05:44:01 all 0.10 0.00 0.01 0.04 0.01 99.84 05:44:01 0 0.10 0.00 0.02 0.00 0.00 99.88 05:44:01 1 0.07 0.00 0.00 0.00 0.02 99.92 05:44:01 2 0.20 0.00 0.02 0.15 0.02 99.62 05:44:01 3 0.05 0.00 0.02 0.00 0.02 99.92 05:45:01 all 0.06 0.00 0.01 0.01 0.01 99.90 05:45:01 0 0.03 0.00 0.00 0.02 0.00 99.95 05:45:01 1 0.05 0.00 0.00 0.00 0.00 99.95 05:45:01 2 0.10 0.00 0.02 0.03 0.03 99.82 05:45:01 3 0.05 0.00 0.02 0.00 0.00 99.93 05:46:01 all 4.92 0.00 0.17 0.03 0.02 94.86 05:46:01 0 4.63 0.00 0.07 0.00 0.02 95.28 05:46:01 1 4.90 0.00 0.32 0.00 0.02 94.76 05:46:01 2 6.19 0.00 0.22 0.08 0.03 93.48 05:46:01 3 3.95 0.00 0.10 0.02 0.02 95.91 05:47:01 all 53.78 0.00 7.35 0.18 0.09 38.60 05:47:01 0 53.35 0.00 10.44 0.08 0.10 36.02 05:47:01 1 46.20 0.00 4.24 0.02 0.08 49.47 05:47:01 2 56.07 0.00 6.93 0.59 0.10 36.31 05:47:01 3 59.57 0.00 7.81 0.02 0.08 32.52 05:48:01 all 25.48 0.00 1.07 1.39 0.05 72.01 05:48:01 0 11.95 0.00 0.45 0.05 0.07 87.49 05:48:01 1 26.15 0.00 1.15 0.07 0.03 72.60 05:48:01 2 29.96 0.00 1.74 4.01 0.05 64.24 05:48:01 3 33.82 0.00 0.94 1.42 0.05 63.77 Average: all 14.33 0.00 1.41 1.34 0.04 82.88 Average: 0 14.01 0.00 1.76 0.17 0.04 84.02 Average: 1 12.68 0.00 0.94 1.19 0.03 85.15 Average: 2 14.76 0.00 1.51 3.59 0.05 80.09 Average: 3 15.89 0.00 1.43 0.40 0.03 82.26