---> uname -a: Linux prd-centos8-docker-8c-8g-19354.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 1059 26521 19 4309 30365 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:e8:1c:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.47/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fee8:1ccc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fe:74:e6:0c 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:feff:fe74:e60c/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) 02/23/2026 _x86_64_ (8 CPU) 02:28:57 LINUX RESTART (8 CPU) 02:30:02 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 292.51 16.79 275.72 3228.20 13819.12 02:32:01 AM 102.12 4.07 98.05 1128.02 25909.00 02:33:01 AM 100.70 15.11 85.59 5595.73 14019.73 Average: 164.39 11.96 152.43 3317.69 17939.28 02:30:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 28547156 30702704 4108556 12.58 2688 2468888 1831692 5.43 199544 3429760 284844 02:32:01 AM 26707824 29751424 5947888 18.21 2688 3340656 2608560 7.74 317432 5086340 375688 02:33:01 AM 27177280 31104900 5478432 16.78 2688 4218508 1505684 4.47 748560 4169612 717680 Average: 27477420 30519676 5178292 15.86 2688 3342684 1981979 5.88 421845 4228571 459404 02:30:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 468.56 343.20 5500.24 65.46 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1596.57 479.51 7358.54 39.54 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 12.10 12.10 1.28 1.28 0.00 0.00 0.00 0.00 02:33:01 AM eth0 106.50 97.57 1374.77 25.39 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.28 5.37 0.61 0.62 0.00 0.00 0.00 0.00 Average: lo 4.05 4.05 0.43 0.43 0.00 0.00 0.00 0.00 Average: eth0 725.35 306.56 4740.44 43.34 0.00 0.00 0.00 0.00 Average: docker0 1.44 1.80 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) 02/23/2026 _x86_64_ (8 CPU) 02:28:57 LINUX RESTART (8 CPU) 02:30:02 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 15.48 0.00 1.48 1.21 0.09 81.74 02:31:01 AM 0 17.25 0.00 1.44 0.90 0.08 80.32 02:31:01 AM 1 17.95 0.00 1.79 1.63 0.10 78.52 02:31:01 AM 2 17.10 0.00 1.18 0.72 0.10 80.91 02:31:01 AM 3 15.02 0.00 1.09 0.90 0.09 82.91 02:31:01 AM 4 28.79 0.00 2.64 2.05 0.09 66.44 02:31:01 AM 5 8.87 0.00 1.60 1.99 0.10 87.44 02:31:01 AM 6 12.04 0.00 1.24 0.97 0.09 85.66 02:31:01 AM 7 6.82 0.00 0.88 0.53 0.09 91.68 02:32:01 AM all 24.17 0.00 2.04 2.39 0.09 71.31 02:32:01 AM 0 28.48 0.00 1.40 0.07 0.10 69.95 02:32:01 AM 1 37.13 0.00 2.39 5.77 0.10 54.61 02:32:01 AM 2 12.08 0.00 2.67 1.14 0.08 84.02 02:32:01 AM 3 25.50 0.00 2.19 3.35 0.08 68.88 02:32:01 AM 4 17.53 0.00 1.85 1.56 0.10 78.95 02:32:01 AM 5 31.53 0.00 2.30 1.81 0.10 64.27 02:32:01 AM 6 23.93 0.00 2.05 4.44 0.07 69.51 02:32:01 AM 7 17.22 0.00 1.44 0.99 0.08 80.26 02:33:01 AM all 20.22 0.60 2.42 2.93 0.09 73.73 02:33:01 AM 0 26.01 0.07 2.26 1.41 0.08 70.18 02:33:01 AM 1 19.46 0.00 2.86 6.45 0.10 71.13 02:33:01 AM 2 19.13 1.07 2.46 4.66 0.08 72.60 02:33:01 AM 3 17.70 1.16 2.74 8.76 0.12 69.53 02:33:01 AM 4 19.26 0.37 1.95 0.49 0.08 77.85 02:33:01 AM 5 19.28 0.03 1.94 0.57 0.10 78.07 02:33:01 AM 6 23.53 0.02 2.33 0.75 0.10 73.27 02:33:01 AM 7 17.37 2.11 2.83 0.37 0.08 77.23 Average: all 19.97 0.20 1.98 2.18 0.09 75.57 Average: 0 23.93 0.02 1.70 0.79 0.09 73.46 Average: 1 24.87 0.00 2.35 4.63 0.10 68.05 Average: 2 16.10 0.36 2.11 2.18 0.09 79.16 Average: 3 19.42 0.39 2.01 4.35 0.10 73.73 Average: 4 21.83 0.12 2.14 1.36 0.09 74.45 Average: 5 19.92 0.01 1.95 1.45 0.10 76.57 Average: 6 19.87 0.01 1.88 2.06 0.08 76.10 Average: 7 13.83 0.71 1.73 0.63 0.08 83.02