---> uname -a: Linux prd-centos8-docker-8c-8g-45730.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 986 27535 19 3369 30455 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:75:d6:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.184/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86181sec preferred_lft 86181sec inet6 fe80::f816:3eff:fe75:d6d7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c6:cb:6d:af 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) 09/14/2025 _x86_64_ (8 CPU) 06:01:19 LINUX RESTART (8 CPU) 06:02:01 AM tps rtps wtps bread/s bwrtn/s 06:03:01 AM 99.70 5.96 93.74 896.10 6699.08 06:04:01 AM 319.80 19.50 300.30 3954.54 12977.17 06:05:01 AM 106.68 0.72 105.96 68.64 36888.39 Average: 175.38 8.73 166.66 1639.63 18855.21 06:02:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:03:01 AM 29492228 31235836 3163484 9.69 2688 2063480 1445164 4.29 151236 2570980 230440 06:04:01 AM 27725664 30467088 4930048 15.10 2688 3050760 1968576 5.84 377476 4055308 802868 06:05:01 AM 28237908 31228320 4417804 13.53 2688 3297472 1390868 4.13 758064 3163676 9788 Average: 28485267 30977081 4170445 12.77 2688 2803904 1601536 4.75 428925 3263321 347699 06:02:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 AM eth0 62.38 53.92 1118.74 10.29 0.00 0.00 0.00 0.00 06:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 538.68 451.44 4847.62 83.20 0.00 0.00 0.00 0.00 06:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 136.59 113.98 34.94 3782.52 0.00 0.00 0.00 0.00 06:05:01 AM docker0 0.00 0.00 0.00 0.00 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 245.87 206.43 2000.28 1292.07 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) 09/14/2025 _x86_64_ (8 CPU) 06:01:19 LINUX RESTART (8 CPU) 06:02:01 AM CPU %user %nice %system %iowait %steal %idle 06:03:01 AM all 8.68 0.00 0.86 0.84 0.04 89.57 06:03:01 AM 0 10.28 0.00 0.88 0.38 0.05 88.41 06:03:01 AM 1 3.97 0.00 0.60 0.55 0.05 94.83 06:03:01 AM 2 32.16 0.00 2.74 2.94 0.07 62.10 06:03:01 AM 3 8.46 0.00 0.60 1.18 0.03 89.72 06:03:01 AM 4 11.68 0.00 1.28 0.30 0.03 86.71 06:03:01 AM 5 1.19 0.00 0.22 0.58 0.05 97.96 06:03:01 AM 6 0.58 0.00 0.25 0.32 0.03 98.81 06:03:01 AM 7 1.12 0.00 0.33 0.45 0.03 98.06 06:04:01 AM all 18.59 0.00 1.50 1.12 0.08 78.70 06:04:01 AM 0 24.81 0.00 1.77 1.50 0.10 71.81 06:04:01 AM 1 22.21 0.00 1.57 1.47 0.08 74.66 06:04:01 AM 2 10.66 0.00 1.57 1.09 0.07 86.61 06:04:01 AM 3 18.71 0.00 1.54 1.37 0.07 78.32 06:04:01 AM 4 18.48 0.00 2.16 1.26 0.08 78.02 06:04:01 AM 5 18.11 0.00 0.85 0.24 0.09 80.70 06:04:01 AM 6 8.77 0.00 1.37 0.54 0.07 89.25 06:04:01 AM 7 26.59 0.00 1.15 1.40 0.10 70.75 06:05:01 AM all 10.71 0.00 1.18 1.32 0.05 86.74 06:05:01 AM 0 8.64 0.00 1.02 0.12 0.05 90.18 06:05:01 AM 1 6.36 0.00 1.22 2.22 0.03 90.17 06:05:01 AM 2 34.04 0.00 2.32 1.42 0.08 62.14 06:05:01 AM 3 17.58 0.00 1.52 2.05 0.05 78.80 06:05:01 AM 4 2.22 0.00 0.70 4.14 0.05 92.88 06:05:01 AM 5 0.84 0.00 0.57 0.07 0.03 98.50 06:05:01 AM 6 5.88 0.00 1.10 0.47 0.03 92.52 06:05:01 AM 7 10.14 0.00 0.98 0.08 0.03 88.76 Average: all 12.64 0.00 1.18 1.09 0.06 85.03 Average: 0 14.57 0.00 1.22 0.67 0.07 83.47 Average: 1 10.83 0.00 1.13 1.41 0.06 86.56 Average: 2 25.64 0.00 2.21 1.82 0.07 70.27 Average: 3 14.91 0.00 1.22 1.54 0.05 82.28 Average: 4 10.79 0.00 1.38 1.90 0.06 85.88 Average: 5 6.55 0.00 0.54 0.30 0.06 92.55 Average: 6 5.03 0.00 0.90 0.44 0.05 93.58 Average: 7 12.61 0.00 0.82 0.65 0.06 85.87