---> uname -a: Linux prd-centos8-docker-8c-8g-2666.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 1051 27223 19 3615 30378 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:f2:2c:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.138/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fef2:2cfc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c6:64:05:15 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:c6ff:fe64:515/64 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) 01/24/2026 _x86_64_ (8 CPU) 17:12:00 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 250.36 14.33 236.03 3093.75 13653.69 05:15:01 PM 352.15 5.56 346.58 1232.12 13338.65 05:16:01 PM 224.99 2.43 222.56 403.20 40812.16 Average: 275.83 7.44 268.39 1576.27 22602.00 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 29075204 31009720 3580508 10.96 2688 2248700 1796016 5.33 191804 2913972 129900 05:15:01 PM 27882408 30212504 4773304 14.62 2688 2636636 2129604 6.32 395612 3869436 171136 05:16:01 PM 27857980 31079436 4797732 14.69 2688 3518060 1553544 4.61 641304 3613856 149308 Average: 28271864 30767220 4383848 13.42 2688 2801132 1826388 5.42 409573 3465755 150115 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 230.73 202.57 2381.77 51.90 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 402.72 336.74 5536.51 46.32 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 516.43 439.27 5990.52 1271.21 0.00 0.00 0.00 0.00 05:16:01 PM docker0 7.23 16.94 0.54 255.09 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 383.30 326.20 4636.39 456.50 0.00 0.00 0.00 0.00 Average: docker0 2.41 5.65 0.18 85.04 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) 01/24/2026 _x86_64_ (8 CPU) 17:12:00 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 14.28 0.00 1.26 1.57 0.06 82.82 05:14:01 PM 0 9.46 0.00 0.94 0.37 0.07 89.17 05:14:01 PM 1 14.87 0.00 1.64 3.17 0.07 80.25 05:14:01 PM 2 24.09 0.00 2.37 2.34 0.07 71.13 05:14:01 PM 3 9.20 0.00 1.74 3.40 0.08 85.58 05:14:01 PM 4 20.46 0.00 1.44 1.05 0.05 77.00 05:14:01 PM 5 7.18 0.00 0.84 0.94 0.07 90.99 05:14:01 PM 6 19.54 0.00 0.57 0.84 0.07 78.99 05:14:01 PM 7 9.41 0.00 0.57 0.48 0.05 89.49 05:15:01 PM all 25.66 0.00 1.48 2.62 0.07 70.17 05:15:01 PM 0 36.52 0.00 0.87 0.43 0.08 62.09 05:15:01 PM 1 21.61 0.00 1.44 4.74 0.07 72.14 05:15:01 PM 2 19.99 0.00 1.63 1.23 0.07 77.09 05:15:01 PM 3 27.73 0.00 1.22 1.42 0.07 69.56 05:15:01 PM 4 25.85 0.00 1.96 3.82 0.07 68.31 05:15:01 PM 5 16.53 0.00 1.24 3.62 0.07 78.54 05:15:01 PM 6 29.67 0.00 2.38 2.45 0.07 65.43 05:15:01 PM 7 27.35 0.00 1.11 3.22 0.07 68.26 05:16:01 PM all 16.05 0.00 2.54 2.31 0.08 79.03 05:16:01 PM 0 20.21 0.00 2.94 2.43 0.07 74.35 05:16:01 PM 1 9.89 0.00 2.33 4.87 0.08 82.82 05:16:01 PM 2 10.89 0.00 2.00 5.05 0.08 81.99 05:16:01 PM 3 22.53 0.00 2.94 1.38 0.08 73.07 05:16:01 PM 4 16.05 0.00 2.26 0.35 0.07 81.26 05:16:01 PM 5 4.77 0.00 2.11 1.17 0.07 91.88 05:16:01 PM 6 21.60 0.00 3.20 0.99 0.08 74.12 05:16:01 PM 7 22.45 0.00 2.50 2.23 0.07 72.75 Average: all 18.66 0.00 1.76 2.17 0.07 77.34 Average: 0 22.07 0.00 1.58 1.08 0.07 75.20 Average: 1 15.46 0.00 1.80 4.26 0.07 78.40 Average: 2 18.33 0.00 2.00 2.87 0.07 76.73 Average: 3 19.82 0.00 1.97 2.07 0.08 76.07 Average: 4 20.79 0.00 1.89 1.74 0.06 75.53 Average: 5 9.49 0.00 1.40 1.91 0.07 87.14 Average: 6 23.60 0.00 2.05 1.42 0.07 72.86 Average: 7 19.73 0.00 1.39 1.97 0.06 76.85