---> uname -a: Linux prd-centos8-docker-8c-8g-672.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 1070 27123 19 3695 30355 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:e4:a3:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.35/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fee4:a3fb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f9:39:cb:06 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:f9ff:fe39:cb06/64 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) 01/16/2026 _x86_64_ (8 CPU) 03:37:18 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 231.89 14.38 217.51 3198.53 12365.07 03:40:01 AM 464.58 4.82 459.76 1166.01 14201.60 03:41:01 AM 233.67 3.48 230.19 473.44 44281.72 Average: 310.05 7.56 302.49 1612.57 23616.76 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29136428 31063184 3519284 10.78 2688 2241580 1600252 4.75 188596 2857344 128740 03:40:01 AM 27863636 30193872 4792076 14.67 2688 2635836 2222688 6.59 392540 3882184 185344 03:41:01 AM 27814008 31121148 4841704 14.83 2688 3599716 1456240 4.32 651352 3633088 150700 Average: 28271357 30792735 4384355 13.43 2688 2825711 1759727 5.22 410829 3457539 154928 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 227.06 190.53 2462.93 49.14 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 438.20 369.76 5618.05 52.25 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 549.27 453.82 6858.50 1363.55 0.00 0.00 0.00 0.00 03:41:01 AM docker0 9.11 14.10 0.53 307.80 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 404.85 338.04 4979.97 488.34 0.00 0.00 0.00 0.00 Average: docker0 3.04 4.70 0.18 102.60 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) 01/16/2026 _x86_64_ (8 CPU) 03:37:18 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 14.15 0.00 1.34 0.65 0.07 83.80 03:39:01 AM 0 11.14 0.00 0.77 0.15 0.10 87.84 03:39:01 AM 1 10.57 0.00 1.22 1.19 0.10 86.92 03:39:01 AM 2 20.74 0.00 2.79 1.66 0.07 74.74 03:39:01 AM 3 11.91 0.00 1.24 0.57 0.07 86.22 03:39:01 AM 4 13.90 0.00 0.77 0.35 0.05 84.93 03:39:01 AM 5 17.62 0.00 1.60 0.73 0.05 79.99 03:39:01 AM 6 18.93 0.00 1.62 0.17 0.05 79.23 03:39:01 AM 7 8.37 0.00 0.68 0.38 0.05 90.52 03:40:01 AM all 28.34 0.00 1.83 1.07 0.08 68.69 03:40:01 AM 0 38.13 0.00 1.32 0.22 0.08 60.24 03:40:01 AM 1 29.21 0.00 2.21 0.84 0.07 67.67 03:40:01 AM 2 24.62 0.00 1.69 0.64 0.08 72.96 03:40:01 AM 3 20.80 0.00 1.79 0.87 0.07 76.47 03:40:01 AM 4 23.33 0.00 2.22 2.16 0.07 72.23 03:40:01 AM 5 42.45 0.00 1.37 0.67 0.10 55.40 03:40:01 AM 6 18.09 0.00 2.15 2.77 0.08 76.91 03:40:01 AM 7 30.02 0.00 1.86 0.37 0.08 67.67 03:41:01 AM all 17.31 0.00 3.36 0.85 0.08 78.40 03:41:01 AM 0 21.34 0.00 3.54 0.15 0.08 74.88 03:41:01 AM 1 18.52 0.00 4.00 1.49 0.08 75.90 03:41:01 AM 2 22.02 0.00 3.51 0.77 0.08 73.61 03:41:01 AM 3 21.22 0.00 2.94 0.30 0.07 75.47 03:41:01 AM 4 20.64 0.00 3.73 0.76 0.08 74.79 03:41:01 AM 5 10.50 0.00 2.87 1.75 0.05 84.83 03:41:01 AM 6 12.10 0.00 3.44 0.52 0.07 83.87 03:41:01 AM 7 12.15 0.00 2.87 1.07 0.08 83.83 Average: all 19.93 0.00 2.17 0.86 0.07 76.97 Average: 0 23.52 0.00 1.87 0.17 0.09 74.34 Average: 1 19.43 0.00 2.48 1.17 0.08 76.83 Average: 2 22.46 0.00 2.67 1.02 0.08 73.77 Average: 3 17.96 0.00 1.99 0.58 0.07 79.40 Average: 4 19.28 0.00 2.23 1.09 0.07 77.33 Average: 5 23.54 0.00 1.95 1.05 0.07 73.40 Average: 6 16.38 0.00 2.40 1.15 0.07 80.00 Average: 7 16.83 0.00 1.80 0.61 0.07 80.68