---> uname -a: Linux prd-centos8-docker-8c-8g-45857.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: 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): 0-7 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 1070 26535 19 4283 30354 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:d2:ef:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.235/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fed2:ef54/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fa:4d:d3:18 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:faff:fe4d:d318/64 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) 09/15/2025 _x86_64_ (8 CPU) 02:28:18 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 236.29 16.59 219.69 3209.46 12397.50 02:31:01 AM 124.46 3.95 120.51 1123.49 13579.69 02:32:01 AM 142.84 15.16 127.67 5554.95 30025.91 Average: 167.86 11.90 155.96 3295.97 18667.70 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 28756864 30845588 3898848 11.94 2688 2404048 1854520 5.50 163496 3260532 291468 02:31:01 AM 27182352 29818960 5473360 16.76 2688 2946708 2654832 7.88 300792 4675572 435072 02:32:01 AM 27170652 31060616 5485060 16.80 2688 4181964 1539316 4.57 739472 4187268 675784 Average: 27703289 30575055 4952423 15.17 2688 3177573 2016223 5.98 401253 4041124 467441 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 418.11 309.25 5225.31 58.01 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 1664.10 957.60 7449.33 76.36 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 11.91 11.91 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 244.20 175.74 1780.41 29.67 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.32 5.48 0.62 0.63 0.00 0.00 0.00 0.00 Average: lo 3.97 3.97 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 775.47 480.86 4818.35 54.68 0.00 0.00 0.00 0.00 Average: docker0 1.44 1.83 0.21 0.21 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) 09/15/2025 _x86_64_ (8 CPU) 02:28:18 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.32 0.00 1.24 0.63 0.06 85.74 02:30:01 AM 0 13.48 0.00 1.18 0.52 0.08 84.73 02:30:01 AM 1 5.22 0.00 0.67 0.42 0.05 93.65 02:30:01 AM 2 12.67 0.00 1.14 0.40 0.07 85.73 02:30:01 AM 3 8.40 0.00 1.05 0.22 0.07 90.26 02:30:01 AM 4 13.33 0.00 1.29 0.52 0.03 84.83 02:30:01 AM 5 14.96 0.00 1.14 0.63 0.05 83.22 02:30:01 AM 6 17.61 0.00 2.14 1.19 0.07 78.99 02:30:01 AM 7 12.92 0.00 1.32 1.15 0.07 84.54 02:31:01 AM all 24.17 0.00 1.39 0.33 0.08 74.04 02:31:01 AM 0 21.69 0.00 0.72 0.00 0.07 77.52 02:31:01 AM 1 30.92 0.00 1.31 0.71 0.08 66.98 02:31:01 AM 2 28.45 0.00 1.16 0.03 0.08 70.27 02:31:01 AM 3 27.69 0.00 2.18 0.40 0.07 69.66 02:31:01 AM 4 3.71 0.00 1.01 0.10 0.07 95.12 02:31:01 AM 5 32.78 0.00 1.09 0.13 0.08 65.90 02:31:01 AM 6 29.23 0.00 1.65 0.42 0.08 68.62 02:31:01 AM 7 18.94 0.00 1.97 0.82 0.07 78.20 02:32:01 AM all 22.12 0.29 3.29 0.63 0.09 73.58 02:32:01 AM 0 23.67 0.03 3.41 0.24 0.10 72.55 02:32:01 AM 1 25.67 0.00 3.75 1.30 0.08 69.20 02:32:01 AM 2 22.49 0.25 3.33 0.52 0.08 73.32 02:32:01 AM 3 20.31 0.00 3.45 0.89 0.08 75.27 02:32:01 AM 4 16.00 0.00 3.02 0.49 0.10 80.39 02:32:01 AM 5 20.97 0.49 2.49 0.61 0.07 75.38 02:32:01 AM 6 24.68 0.07 3.40 0.66 0.10 71.10 02:32:01 AM 7 23.15 1.48 3.46 0.39 0.10 71.43 Average: all 19.52 0.10 1.97 0.53 0.08 77.80 Average: 0 19.61 0.01 1.77 0.25 0.08 78.28 Average: 1 20.58 0.00 1.91 0.81 0.07 76.64 Average: 2 21.19 0.08 1.88 0.32 0.08 76.45 Average: 3 18.78 0.00 2.23 0.50 0.07 78.42 Average: 4 11.01 0.00 1.77 0.37 0.07 86.78 Average: 5 22.88 0.16 1.57 0.46 0.07 74.86 Average: 6 23.83 0.02 2.39 0.75 0.08 72.92 Average: 7 18.33 0.49 2.25 0.79 0.08 78.07