---> uname -a: Linux prd-centos8-docker-8c-8g-1702.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 1034 27240 19 3614 30396 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:1e:fd:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.254/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe1e:fd17/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fc:77:3b:c9 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:fcff:fe77:3bc9/64 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) 01/20/2026 _x86_64_ (8 CPU) 17:11:40 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 317.71 25.96 291.75 6179.69 31074.99 05:14:01 PM 500.28 18.79 481.50 4342.17 15723.02 05:15:01 PM 214.78 2.18 212.60 92.12 14327.81 05:16:01 PM 145.93 1.47 144.47 393.20 39158.73 Average: 294.70 12.10 282.60 2752.04 25070.81 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29611796 31265620 3043916 9.32 2688 1978076 1444424 4.29 139632 2479196 161820 05:14:01 PM 28469360 30622460 4186352 12.82 2688 2462496 1891288 5.61 228936 3461052 193116 05:15:01 PM 26849384 29839264 5806328 17.78 2688 3290336 2668344 7.92 531836 4742968 648576 05:16:01 PM 27899708 31129240 4756004 14.56 2688 3525640 1531708 4.54 815496 3397092 23500 Average: 28207562 30714146 4448150 13.62 2688 2814137 1883941 5.59 428975 3520077 256753 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 350.70 248.60 1732.47 64.23 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 442.84 391.01 4582.11 76.62 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 516.51 399.55 8311.40 48.05 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 246.98 259.16 460.58 2353.76 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.60 15.68 0.50 243.78 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 389.26 324.58 3771.52 635.64 0.00 0.00 0.00 0.00 Average: docker0 1.65 3.92 0.12 60.94 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) 01/20/2026 _x86_64_ (8 CPU) 17:11:40 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.78 0.00 1.92 2.44 0.06 81.80 05:13:01 PM 0 6.24 0.00 1.42 4.18 0.07 88.09 05:13:01 PM 1 11.21 0.00 2.37 1.69 0.05 84.68 05:13:01 PM 2 29.98 0.00 3.13 4.79 0.08 62.01 05:13:01 PM 3 8.39 0.00 1.27 0.40 0.08 89.85 05:13:01 PM 4 21.81 0.00 1.75 1.84 0.05 74.54 05:13:01 PM 5 9.67 0.00 0.75 1.84 0.07 87.68 05:13:01 PM 6 9.87 0.00 3.12 2.45 0.05 84.51 05:13:01 PM 7 13.02 0.00 1.55 2.34 0.03 83.05 05:14:01 PM all 21.69 0.00 1.69 1.73 0.09 74.79 05:14:01 PM 0 13.74 0.00 1.52 0.90 0.10 83.74 05:14:01 PM 1 21.82 0.00 1.67 1.37 0.08 75.05 05:14:01 PM 2 20.72 0.00 1.17 1.72 0.08 76.30 05:14:01 PM 3 22.91 0.00 2.95 3.62 0.10 70.42 05:14:01 PM 4 20.94 0.00 2.44 3.00 0.08 73.54 05:14:01 PM 5 27.53 0.00 0.87 0.70 0.10 70.80 05:14:01 PM 6 24.50 0.00 1.02 0.45 0.08 73.94 05:14:01 PM 7 21.36 0.00 1.89 2.11 0.10 74.54 05:15:01 PM all 25.63 0.00 1.76 1.17 0.09 71.36 05:15:01 PM 0 27.49 0.00 2.20 0.84 0.08 69.39 05:15:01 PM 1 15.21 0.00 1.90 2.90 0.07 79.92 05:15:01 PM 2 17.90 0.00 1.71 0.54 0.10 79.76 05:15:01 PM 3 32.20 0.00 1.47 1.26 0.08 64.99 05:15:01 PM 4 28.26 0.00 1.83 1.68 0.08 68.14 05:15:01 PM 5 37.58 0.00 1.61 0.74 0.12 59.96 05:15:01 PM 6 25.65 0.00 1.54 0.54 0.07 72.20 05:15:01 PM 7 20.74 0.00 1.83 0.84 0.08 76.51 05:16:01 PM all 10.45 0.00 2.04 1.80 0.06 85.65 05:16:01 PM 0 4.02 0.00 1.66 0.13 0.05 94.14 05:16:01 PM 1 13.70 0.00 2.31 5.06 0.07 78.86 05:16:01 PM 2 3.02 0.00 1.66 3.32 0.08 91.91 05:16:01 PM 3 14.50 0.00 2.12 2.01 0.07 81.31 05:16:01 PM 4 16.81 0.00 2.41 2.19 0.07 78.52 05:16:01 PM 5 10.94 0.00 1.80 0.67 0.07 86.53 05:16:01 PM 6 9.51 0.00 2.43 0.85 0.05 87.16 05:16:01 PM 7 11.07 0.00 1.93 0.17 0.07 86.77 Average: all 17.89 0.00 1.85 1.79 0.08 78.40 Average: 0 12.86 0.00 1.70 1.52 0.08 83.85 Average: 1 15.49 0.00 2.06 2.76 0.07 79.63 Average: 2 17.92 0.00 1.92 2.59 0.09 77.49 Average: 3 19.50 0.00 1.96 1.82 0.08 76.64 Average: 4 21.95 0.00 2.11 2.18 0.07 73.69 Average: 5 21.43 0.00 1.25 0.99 0.09 76.24 Average: 6 17.39 0.00 2.03 1.07 0.06 79.45 Average: 7 16.55 0.00 1.80 1.36 0.07 80.22