---> uname -a: Linux prd-centos8-docker-8c-8g-1832.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: 2799.996 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 1067 27124 19 3698 30359 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:db:04:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.209/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fedb:4b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c2:5a:43:79 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:c2ff:fe5a:4379/64 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) 12/28/2025 _x86_64_ (8 CPU) 03:37:56 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 512.41 19.13 493.29 4188.47 15731.77 03:41:01 AM 281.26 2.78 278.48 521.47 40435.03 03:42:01 AM 125.66 2.01 123.64 221.65 16349.03 Average: 306.40 7.97 298.43 1643.48 24171.11 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 28495600 30613884 4160104 12.74 2688 2428280 1864148 5.53 214036 3451696 179808 03:41:01 AM 26496440 29606556 6159264 18.86 2688 3407460 3270044 9.70 525800 5079944 0 03:42:01 AM 27715928 31028204 4939776 15.13 2688 3604200 1584220 4.70 825148 3556536 24672 Average: 27569323 30416215 5086381 15.58 2688 3146647 2239471 6.64 521661 4029392 68160 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 433.09 374.63 4203.93 73.04 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 662.72 488.69 9546.97 55.29 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM vethea9f23b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM veth2cf1e7e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 205.08 203.38 497.01 1340.64 0.00 0.00 0.00 0.00 03:42:01 AM docker0 14.77 20.78 0.82 307.81 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 433.59 355.54 4748.62 489.82 0.00 0.00 0.00 0.00 Average: docker0 4.92 6.93 0.27 102.64 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) 12/28/2025 _x86_64_ (8 CPU) 03:37:56 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 18.36 0.00 1.55 1.38 0.08 78.64 03:40:01 AM 0 17.12 0.00 2.46 3.77 0.07 76.59 03:40:01 AM 1 9.85 0.00 1.09 0.90 0.08 88.08 03:40:01 AM 2 21.94 0.00 1.17 0.75 0.08 76.06 03:40:01 AM 3 31.06 0.00 1.99 1.02 0.07 65.86 03:40:01 AM 4 18.43 0.00 1.00 0.74 0.08 79.74 03:40:01 AM 5 15.33 0.00 2.21 1.51 0.08 80.87 03:40:01 AM 6 24.57 0.00 1.30 1.05 0.08 72.99 03:40:01 AM 7 8.54 0.00 1.19 1.27 0.07 88.94 03:41:01 AM all 28.52 0.00 2.16 1.12 0.11 68.10 03:41:01 AM 0 27.86 0.00 2.26 0.96 0.12 68.81 03:41:01 AM 1 29.76 0.00 2.08 1.46 0.12 66.58 03:41:01 AM 2 20.21 0.00 1.90 0.86 0.10 76.93 03:41:01 AM 3 35.18 0.00 2.05 1.71 0.12 60.95 03:41:01 AM 4 24.39 0.00 2.56 1.50 0.10 71.45 03:41:01 AM 5 32.37 0.00 2.50 1.06 0.08 63.99 03:41:01 AM 6 35.04 0.00 1.98 0.86 0.12 62.01 03:41:01 AM 7 23.34 0.00 1.93 0.54 0.10 74.10 03:42:01 AM all 11.80 0.00 2.16 0.51 0.06 85.47 03:42:01 AM 0 9.17 0.00 2.24 1.17 0.08 87.34 03:42:01 AM 1 15.59 0.00 2.34 0.62 0.05 81.40 03:42:01 AM 2 9.84 0.00 1.81 0.85 0.07 87.43 03:42:01 AM 3 15.73 0.00 2.11 0.49 0.05 81.62 03:42:01 AM 4 19.74 0.00 2.49 0.17 0.07 77.53 03:42:01 AM 5 7.20 0.00 2.31 0.30 0.07 90.13 03:42:01 AM 6 8.44 0.00 1.93 0.30 0.05 89.29 03:42:01 AM 7 8.68 0.00 2.06 0.18 0.05 89.02 Average: all 19.55 0.00 1.96 1.00 0.08 77.41 Average: 0 18.04 0.00 2.32 1.96 0.09 77.59 Average: 1 18.39 0.00 1.84 0.99 0.08 78.70 Average: 2 17.33 0.00 1.63 0.82 0.08 80.14 Average: 3 27.32 0.00 2.05 1.07 0.08 69.48 Average: 4 20.85 0.00 2.02 0.80 0.08 76.25 Average: 5 18.29 0.00 2.34 0.96 0.08 78.34 Average: 6 22.68 0.00 1.74 0.74 0.08 74.77 Average: 7 13.51 0.00 1.72 0.66 0.07 84.03