---> uname -a: Linux prd-centos8-docker-8c-8g-4057.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 1053 27219 19 3617 30376 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:f8:fc:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.63/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fef8:fca9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1d:cf:1e:6c 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::42:1dff:fecf:1e6c/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) 01/08/2026 _x86_64_ (8 CPU) 17:11:28 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 178.62 14.61 164.01 3102.30 9708.81 05:14:01 PM 452.87 5.55 447.33 1231.93 15737.04 05:15:01 PM 195.63 2.15 193.49 388.14 35639.42 05:16:01 PM 89.74 1.22 88.52 81.96 12904.78 Average: 229.20 5.88 223.32 1201.03 18497.40 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29108344 30968548 3547368 10.86 2688 2177388 1838968 5.46 155924 2930452 149052 05:14:01 PM 27834288 30163484 4821424 14.76 2688 2636200 2543908 7.55 395148 3918308 228772 05:15:01 PM 26546896 29635012 6108816 18.71 2688 3385280 2660916 7.89 563576 4994372 24 05:16:01 PM 27883704 31124164 4772008 14.61 2688 3536060 1507420 4.47 817764 3408340 32032 Average: 27843308 30472802 4812404 14.74 2688 2933732 2137803 6.34 483103 3812868 102470 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 142.20 118.26 1486.71 38.42 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 541.61 463.46 6648.07 62.46 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 353.65 264.26 5815.27 31.30 0.00 0.00 0.00 0.00 05:15:01 PM docker0 5.90 12.75 0.47 243.69 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 184.02 180.99 206.86 1235.56 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.18 0.00 0.02 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 305.36 256.73 3538.96 341.98 0.00 0.00 0.00 0.00 Average: docker0 1.47 3.23 0.12 60.93 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) 01/08/2026 _x86_64_ (8 CPU) 17:11:28 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 12.54 0.00 1.22 0.76 0.07 85.41 05:13:01 PM 0 15.86 0.00 1.07 0.25 0.07 82.75 05:13:01 PM 1 19.91 0.00 1.72 0.87 0.05 77.45 05:13:01 PM 2 7.03 0.00 0.54 0.71 0.05 91.67 05:13:01 PM 3 10.42 0.00 1.04 0.77 0.09 87.69 05:13:01 PM 4 6.10 0.00 0.37 0.37 0.05 93.11 05:13:01 PM 5 17.23 0.00 2.70 1.49 0.08 78.49 05:13:01 PM 6 17.65 0.00 1.66 0.57 0.05 80.06 05:13:01 PM 7 5.95 0.00 0.64 1.09 0.08 92.23 05:14:01 PM all 31.29 0.00 1.90 1.20 0.09 65.51 05:14:01 PM 0 31.74 0.00 2.30 0.32 0.08 65.56 05:14:01 PM 1 23.60 0.00 2.94 3.42 0.08 69.96 05:14:01 PM 2 30.59 0.00 3.17 2.35 0.12 63.77 05:14:01 PM 3 20.07 0.00 1.23 0.60 0.08 78.02 05:14:01 PM 4 45.57 0.00 0.95 0.15 0.08 53.24 05:14:01 PM 5 33.32 0.00 1.37 0.59 0.08 64.64 05:14:01 PM 6 31.28 0.00 2.30 2.16 0.12 64.15 05:14:01 PM 7 34.07 0.00 0.99 0.03 0.08 64.82 05:15:01 PM all 11.68 0.00 1.50 3.45 0.20 83.18 05:15:01 PM 0 4.71 0.00 1.49 3.49 0.25 90.07 05:15:01 PM 1 16.98 0.00 1.79 8.56 0.23 72.44 05:15:01 PM 2 16.15 0.00 1.62 3.83 0.20 78.20 05:15:01 PM 3 3.70 0.00 1.27 0.25 0.22 94.56 05:15:01 PM 4 16.94 0.00 2.08 4.46 0.13 76.39 05:15:01 PM 5 3.64 0.00 1.02 0.54 0.17 94.63 05:15:01 PM 6 21.54 0.00 1.29 2.37 0.17 74.64 05:15:01 PM 7 9.75 0.00 1.44 4.08 0.20 84.53 05:16:01 PM all 10.75 0.00 1.72 0.64 0.07 86.81 05:16:01 PM 0 12.95 0.00 1.92 2.54 0.10 82.49 05:16:01 PM 1 7.79 0.00 1.93 1.00 0.07 89.22 05:16:01 PM 2 19.62 0.00 1.98 0.12 0.08 78.21 05:16:01 PM 3 6.30 0.00 1.42 0.33 0.08 91.86 05:16:01 PM 4 11.54 0.00 1.91 0.18 0.07 86.30 05:16:01 PM 5 14.82 0.00 1.54 0.22 0.10 83.32 05:16:01 PM 6 8.55 0.00 1.51 0.15 0.03 89.77 05:16:01 PM 7 4.47 0.00 1.57 0.59 0.03 93.34 Average: all 16.56 0.00 1.59 1.52 0.11 80.23 Average: 0 16.30 0.00 1.69 1.65 0.13 80.23 Average: 1 17.07 0.00 2.09 3.47 0.11 77.27 Average: 2 18.35 0.00 1.83 1.75 0.11 77.95 Average: 3 10.11 0.00 1.24 0.49 0.12 88.04 Average: 4 20.06 0.00 1.33 1.29 0.08 77.23 Average: 5 17.24 0.00 1.66 0.71 0.11 80.28 Average: 6 19.75 0.00 1.69 1.31 0.09 77.16 Average: 7 13.59 0.00 1.16 1.45 0.10 83.70