---> uname -a: Linux prd-centos8-docker-8c-8g-3950.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 992 28439 19 2458 30448 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:6e:5e:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.241/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe6e:5ed9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:36:77:c6:bc 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/29/2026 _x86_64_ (8 CPU) 05:17:19 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 134.27 2.00 132.27 287.77 9896.93 05:20:01 AM 200.42 3.38 197.03 1007.97 8541.01 05:21:01 AM 76.11 0.95 75.16 43.45 6151.65 Average: 136.93 2.11 134.82 446.36 8196.51 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28699660 30445028 3956044 12.11 2688 2063516 2272384 6.74 153140 3341132 99932 05:20:01 AM 27337500 29298044 5318204 16.29 2688 2270792 3104368 9.21 216484 4604532 80336 05:21:01 AM 29165064 31221336 3490640 10.69 2688 2363192 1405768 4.17 406160 2582708 47652 Average: 28400741 30321469 4254963 13.03 2688 2232500 2260840 6.71 258595 3509457 75973 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 137.32 116.96 1228.78 43.05 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 259.14 220.56 2330.78 45.74 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 199.25 191.37 809.95 174.87 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 198.57 176.30 1456.45 87.89 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 01/29/2026 _x86_64_ (8 CPU) 05:17:19 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 12.27 0.00 1.03 0.34 0.07 86.29 05:19:01 AM 0 16.46 0.00 1.33 0.32 0.08 81.80 05:19:01 AM 1 19.52 0.00 1.70 0.28 0.08 78.41 05:19:01 AM 2 7.50 0.00 0.67 0.38 0.07 91.38 05:19:01 AM 3 19.42 0.00 1.89 1.14 0.10 77.45 05:19:01 AM 4 12.86 0.00 0.82 0.23 0.07 86.02 05:19:01 AM 5 16.43 0.00 1.18 0.20 0.03 82.15 05:19:01 AM 6 5.04 0.00 0.43 0.15 0.05 94.33 05:19:01 AM 7 0.85 0.00 0.23 0.00 0.07 98.84 05:20:01 AM all 40.58 0.00 1.79 0.47 0.10 57.06 05:20:01 AM 0 33.11 0.00 1.54 0.25 0.08 65.02 05:20:01 AM 1 42.40 0.00 2.13 0.10 0.08 55.29 05:20:01 AM 2 40.00 0.00 2.77 0.90 0.10 56.22 05:20:01 AM 3 53.20 0.00 1.60 0.62 0.10 44.48 05:20:01 AM 4 37.04 0.00 1.07 0.49 0.10 61.30 05:20:01 AM 5 55.50 0.00 1.80 0.37 0.10 42.22 05:20:01 AM 6 18.20 0.00 1.54 0.54 0.10 79.63 05:20:01 AM 7 45.14 0.00 1.86 0.53 0.12 52.35 05:21:01 AM all 31.01 0.00 1.68 0.17 0.09 67.05 05:21:01 AM 0 29.99 0.00 1.39 0.03 0.10 68.49 05:21:01 AM 1 28.63 0.00 1.57 0.17 0.08 69.55 05:21:01 AM 2 36.41 0.00 1.85 0.15 0.12 61.46 05:21:01 AM 3 29.73 0.00 1.94 0.03 0.10 68.20 05:21:01 AM 4 21.62 0.00 1.02 0.03 0.10 77.23 05:21:01 AM 5 30.32 0.00 1.41 0.20 0.07 68.01 05:21:01 AM 6 33.30 0.00 1.72 0.48 0.10 64.39 05:21:01 AM 7 38.07 0.00 2.54 0.22 0.07 59.11 Average: all 27.95 0.00 1.50 0.33 0.09 70.14 Average: 0 26.52 0.00 1.42 0.20 0.09 71.77 Average: 1 30.18 0.00 1.80 0.18 0.08 67.76 Average: 2 27.97 0.00 1.77 0.48 0.09 69.69 Average: 3 34.11 0.00 1.81 0.60 0.10 63.38 Average: 4 23.83 0.00 0.97 0.25 0.09 74.86 Average: 5 34.08 0.00 1.46 0.26 0.07 64.13 Average: 6 18.84 0.00 1.23 0.39 0.08 79.46 Average: 7 28.04 0.00 1.54 0.25 0.08 70.08