---> uname -a: Linux prd-centos8-docker-8c-8g-1560.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: 2800.000 BogoMIPS: 5600.00 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 28435 19 2462 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:a5:02:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.24/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fea5:2dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:31:0c:67:20 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) 12/27/2025 _x86_64_ (8 CPU) 05:18:19 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 143.95 1.77 142.19 280.17 10452.38 05:21:01 AM 201.33 3.38 197.95 997.80 8745.58 05:22:01 AM 78.24 0.90 77.34 42.93 6139.83 Average: 141.18 2.02 139.16 440.32 8446.06 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 28919244 30668748 3736468 11.44 2688 2067228 2202284 6.53 154456 3120556 105752 05:21:01 AM 27658932 29620640 4996780 15.30 2688 2271892 2878832 8.54 217092 4285264 77308 05:22:01 AM 29123344 31180848 3532368 10.82 2688 2363888 1418216 4.21 409656 2621288 47536 Average: 28567173 30490079 4088539 12.52 2688 2234336 2166444 6.43 260401 3342369 76865 05:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 135.00 116.43 1236.00 42.86 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 223.13 201.35 2291.77 40.75 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 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 116.00 97.43 785.11 26.00 0.00 0.00 0.00 0.00 05:22:01 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 158.04 138.41 1437.66 36.53 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) 12/27/2025 _x86_64_ (8 CPU) 05:18:19 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 11.91 0.00 1.07 0.66 0.06 86.31 05:20:01 AM 0 6.15 0.00 0.47 0.12 0.08 93.18 05:20:01 AM 1 17.79 0.00 1.69 1.07 0.05 79.41 05:20:01 AM 2 22.08 0.00 2.09 1.59 0.07 74.18 05:20:01 AM 3 4.58 0.00 0.79 1.55 0.07 93.01 05:20:01 AM 4 6.45 0.00 1.29 0.13 0.03 92.10 05:20:01 AM 5 7.89 0.00 0.47 0.25 0.05 91.34 05:20:01 AM 6 15.50 0.00 0.73 0.23 0.05 83.48 05:20:01 AM 7 14.83 0.00 1.05 0.32 0.07 83.73 05:21:01 AM all 39.86 0.00 1.71 0.76 0.08 57.59 05:21:01 AM 0 30.01 0.00 1.60 0.32 0.08 67.99 05:21:01 AM 1 51.75 0.00 1.64 0.32 0.10 46.19 05:21:01 AM 2 39.18 0.00 2.02 2.58 0.10 56.12 05:21:01 AM 3 48.39 0.00 1.69 0.52 0.08 49.31 05:21:01 AM 4 38.82 0.00 1.61 0.69 0.08 58.80 05:21:01 AM 5 33.48 0.00 1.20 0.08 0.08 65.15 05:21:01 AM 6 38.26 0.00 2.49 1.45 0.07 57.73 05:21:01 AM 7 39.01 0.00 1.39 0.10 0.07 59.44 05:22:01 AM all 32.29 0.00 1.65 0.38 0.07 65.61 05:22:01 AM 0 38.64 0.00 1.69 0.50 0.10 59.07 05:22:01 AM 1 28.46 0.00 1.54 0.20 0.07 69.73 05:22:01 AM 2 27.72 0.00 1.82 0.72 0.07 69.68 05:22:01 AM 3 41.91 0.00 2.17 0.13 0.07 55.72 05:22:01 AM 4 30.22 0.00 1.39 0.07 0.07 68.26 05:22:01 AM 5 29.79 0.00 1.60 0.52 0.07 68.02 05:22:01 AM 6 37.78 0.00 1.55 0.28 0.08 60.30 05:22:01 AM 7 23.76 0.00 1.40 0.64 0.07 74.13 Average: all 28.01 0.00 1.47 0.60 0.07 69.84 Average: 0 24.92 0.00 1.25 0.31 0.09 73.43 Average: 1 32.67 0.00 1.62 0.53 0.07 65.11 Average: 2 29.66 0.00 1.98 1.63 0.08 66.66 Average: 3 31.62 0.00 1.55 0.74 0.07 66.02 Average: 4 25.16 0.00 1.43 0.30 0.06 73.06 Average: 5 23.71 0.00 1.09 0.28 0.07 74.85 Average: 6 30.51 0.00 1.59 0.66 0.07 67.17 Average: 7 25.86 0.00 1.28 0.35 0.07 72.44