---> uname -a: Linux prd-centos8-docker-8c-8g-1351.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1064 27072 19 3753 30362 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:d5:27:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.142/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fed5:27ee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a1:36:29:4d brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:a1ff:fe36:294d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/14/2026 _x86_64_ (8 CPU) 03:37:48 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 250.67 27.12 223.54 6389.09 13010.76 03:40:01 AM 410.95 15.43 395.52 3837.12 14717.54 03:41:01 AM 255.89 6.40 249.49 588.17 15829.08 03:42:01 AM 178.79 3.98 174.81 596.20 40567.49 Average: 274.07 13.23 260.84 2852.74 21031.44 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29531664 31226144 3124048 9.57 2688 2017472 1485652 4.41 145560 2547772 198900 03:40:01 AM 28559244 30682136 4096468 12.54 2688 2434152 1883164 5.59 214356 3395568 183680 03:41:01 AM 26736184 29822760 5919528 18.13 2688 3384832 2658584 7.89 520216 4861384 708816 03:42:01 AM 27701756 31070248 4953956 15.17 2688 3660840 1481468 4.40 830732 3560388 82664 Average: 28132212 30700322 4523500 13.85 2688 2874324 1877217 5.57 427716 3591278 293515 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 399.00 257.35 1888.15 64.72 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 349.05 317.36 3867.31 67.07 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 573.84 439.23 10141.40 54.30 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 269.93 276.94 521.03 2338.28 0.00 0.00 0.00 0.00 03:42:01 AM docker0 14.86 21.54 0.83 309.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 397.95 322.71 4104.22 631.12 0.00 0.00 0.00 0.00 Average: docker0 3.72 5.39 0.21 77.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/14/2026 _x86_64_ (8 CPU) 03:37:48 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 13.74 0.00 2.03 0.96 0.06 83.21 03:39:01 AM 0 15.55 0.00 2.32 3.23 0.07 78.83 03:39:01 AM 1 21.03 0.00 1.69 0.65 0.10 76.53 03:39:01 AM 2 8.99 0.00 1.82 1.09 0.07 88.03 03:39:01 AM 3 17.39 0.00 2.12 0.82 0.05 79.62 03:39:01 AM 4 6.34 0.00 1.32 0.20 0.07 92.08 03:39:01 AM 5 21.14 0.00 2.38 0.67 0.07 75.74 03:39:01 AM 6 7.89 0.00 2.35 0.70 0.05 89.01 03:39:01 AM 7 11.56 0.00 2.21 0.35 0.03 85.85 03:40:01 AM all 15.75 0.00 1.32 1.36 0.07 81.50 03:40:01 AM 0 9.83 0.00 0.92 0.38 0.07 88.80 03:40:01 AM 1 16.33 0.00 1.56 1.39 0.08 80.64 03:40:01 AM 2 24.13 0.00 2.49 4.63 0.08 68.67 03:40:01 AM 3 13.69 0.00 0.95 0.42 0.07 84.87 03:40:01 AM 4 14.81 0.00 0.77 0.35 0.07 84.00 03:40:01 AM 5 15.52 0.00 1.10 0.95 0.07 82.35 03:40:01 AM 6 13.23 0.00 1.17 0.92 0.05 84.62 03:40:01 AM 7 18.44 0.00 1.62 1.81 0.08 78.04 03:41:01 AM all 28.14 0.00 1.83 0.92 0.10 69.01 03:41:01 AM 0 36.82 0.00 1.04 0.20 0.12 61.83 03:41:01 AM 1 36.48 0.00 1.02 0.17 0.07 62.27 03:41:01 AM 2 13.79 0.00 1.49 0.94 0.12 83.66 03:41:01 AM 3 37.19 0.00 2.30 1.66 0.10 58.75 03:41:01 AM 4 18.83 0.00 1.58 0.62 0.10 78.87 03:41:01 AM 5 24.19 0.00 1.81 1.19 0.08 72.73 03:41:01 AM 6 28.67 0.00 2.83 0.92 0.10 67.47 03:41:01 AM 7 29.10 0.00 2.60 1.68 0.10 66.52 03:42:01 AM all 11.36 0.00 2.44 1.01 0.07 85.11 03:42:01 AM 0 5.19 0.00 2.23 0.07 0.08 92.43 03:42:01 AM 1 8.68 0.00 2.50 1.34 0.08 87.40 03:42:01 AM 2 20.96 0.00 2.60 1.51 0.07 74.87 03:42:01 AM 3 11.75 0.00 2.16 0.18 0.05 85.85 03:42:01 AM 4 8.24 0.00 2.55 1.29 0.07 87.85 03:42:01 AM 5 17.16 0.00 2.97 0.72 0.08 79.06 03:42:01 AM 6 9.14 0.00 2.30 0.59 0.05 87.93 03:42:01 AM 7 9.78 0.00 2.24 2.39 0.08 85.50 Average: all 17.24 0.00 1.91 1.06 0.08 79.71 Average: 0 16.85 0.00 1.63 0.97 0.08 80.47 Average: 1 20.63 0.00 1.69 0.89 0.08 76.71 Average: 2 16.97 0.00 2.10 2.04 0.08 78.81 Average: 3 19.99 0.00 1.88 0.77 0.07 77.29 Average: 4 12.05 0.00 1.55 0.62 0.08 85.71 Average: 5 19.50 0.00 2.06 0.88 0.08 77.48 Average: 6 14.73 0.00 2.16 0.78 0.06 82.26 Average: 7 17.22 0.00 2.17 1.56 0.08 78.98