---> uname -a: Linux prd-centos8-docker-8c-8g-7352.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 1073 27057 19 3758 30353 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:21:47:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.78/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe21:4784/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7a:c9:54:cf 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::42:7aff:fec9:54cf/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) 05/01/2026 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 244.95 14.51 230.44 3117.63 13692.95 03:40:01 AM 492.77 7.11 485.65 1272.91 15494.40 03:41:01 AM 218.42 3.96 214.46 586.51 44009.71 Average: 318.71 8.53 310.18 1658.95 24400.11 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29024780 31010888 3630932 11.12 2688 2301080 1804784 5.35 195308 2962236 160100 03:40:01 AM 27657420 30142644 4998292 15.31 2688 2790472 2248812 6.67 400416 4083588 271908 03:41:01 AM 27707424 31080396 4948288 15.15 2688 3666168 1530800 4.54 656732 3736936 150480 Average: 28129875 30744643 4525837 13.86 2688 2919240 1861465 5.52 417485 3594253 194163 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 261.35 221.48 2921.75 53.73 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 567.24 467.64 7128.44 61.10 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 549.98 465.05 5362.72 2350.20 0.00 0.00 0.00 0.00 03:41:01 AM docker0 24.15 36.42 1.29 309.42 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 459.53 384.73 5137.65 821.76 0.00 0.00 0.00 0.00 Average: docker0 8.05 12.14 0.43 103.15 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) 05/01/2026 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 14.18 0.00 1.37 0.71 0.07 83.66 03:39:01 AM 0 10.52 0.00 1.00 0.17 0.07 88.24 03:39:01 AM 1 13.78 0.00 1.67 1.35 0.08 83.11 03:39:01 AM 2 25.91 0.00 2.67 1.07 0.08 70.27 03:39:01 AM 3 19.66 0.00 1.19 0.28 0.08 78.79 03:39:01 AM 4 17.11 0.00 1.42 0.63 0.07 80.77 03:39:01 AM 5 6.91 0.00 1.37 1.10 0.07 90.55 03:39:01 AM 6 11.92 0.00 0.85 0.50 0.08 86.64 03:39:01 AM 7 7.67 0.00 0.80 0.55 0.03 90.95 03:40:01 AM all 26.99 0.00 1.77 1.14 0.09 70.01 03:40:01 AM 0 26.28 0.00 1.64 0.75 0.10 71.23 03:40:01 AM 1 29.49 0.00 1.61 1.07 0.08 67.75 03:40:01 AM 2 27.00 0.00 1.82 0.72 0.10 70.35 03:40:01 AM 3 32.99 0.00 1.63 0.97 0.08 64.33 03:40:01 AM 4 26.79 0.00 1.83 0.79 0.07 70.53 03:40:01 AM 5 25.29 0.00 1.51 0.39 0.08 72.73 03:40:01 AM 6 16.15 0.00 1.93 1.29 0.12 80.51 03:40:01 AM 7 31.90 0.00 2.21 3.13 0.08 62.67 03:41:01 AM all 16.50 0.00 2.97 0.78 0.08 79.68 03:41:01 AM 0 11.69 0.00 3.17 0.44 0.08 84.61 03:41:01 AM 1 13.54 0.00 2.94 0.99 0.10 82.44 03:41:01 AM 2 13.54 0.00 3.25 0.89 0.08 82.24 03:41:01 AM 3 19.44 0.00 2.82 0.77 0.07 76.91 03:41:01 AM 4 16.76 0.00 3.57 2.00 0.08 77.59 03:41:01 AM 5 20.37 0.00 2.54 0.08 0.08 76.92 03:41:01 AM 6 19.75 0.00 2.79 0.30 0.07 77.10 03:41:01 AM 7 16.88 0.00 2.70 0.74 0.07 79.61 Average: all 19.22 0.00 2.04 0.87 0.08 77.79 Average: 0 16.16 0.00 1.94 0.45 0.08 81.36 Average: 1 18.93 0.00 2.07 1.14 0.09 77.77 Average: 2 22.16 0.00 2.58 0.89 0.09 74.27 Average: 3 24.03 0.00 1.87 0.68 0.08 73.35 Average: 4 20.22 0.00 2.27 1.14 0.07 76.30 Average: 5 17.51 0.00 1.81 0.53 0.08 80.08 Average: 6 15.94 0.00 1.85 0.70 0.09 81.42 Average: 7 18.81 0.00 1.90 1.47 0.06 77.75