---> uname -a: Linux prd-centos8-docker-8c-8g-12086.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 997 28209 19 2683 30443 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:ba:ae:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.198/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:feba:ae7e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d2:d8:b0:6d 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) 11/12/2025 _x86_64_ (8 CPU) 09:41:31 LINUX RESTART (8 CPU) 09:42:01 AM tps rtps wtps bread/s bwrtn/s 09:43:01 AM 177.69 20.00 157.69 3940.01 9826.35 09:44:01 AM 243.55 5.05 238.50 1180.14 17560.15 09:45:01 AM 35.74 0.05 35.69 1.07 2844.69 Average: 152.32 8.36 143.96 1706.95 10077.07 09:42:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:43:01 AM 29090508 30948892 3565204 10.92 2688 2175288 1820948 5.40 161824 2944476 159988 09:44:01 AM 27749096 30003768 4906616 15.03 2688 2563820 2465204 7.31 268148 4136540 50136 09:45:01 AM 27462112 29740176 5193600 15.90 2688 2586076 2676496 7.94 281324 4408592 112 Average: 28100572 30230945 4555140 13.95 2688 2441728 2320883 6.89 237099 3829869 70079 09:42:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 AM eth0 117.08 94.63 1488.81 27.87 0.00 0.00 0.00 0.00 09:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 AM eth0 425.41 347.95 5497.25 47.26 0.00 0.00 0.00 0.00 09:44:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 AM eth0 122.71 99.18 305.18 31.52 0.00 0.00 0.00 0.00 09:45:01 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 221.74 180.59 2430.46 35.55 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) 11/12/2025 _x86_64_ (8 CPU) 09:41:31 LINUX RESTART (8 CPU) 09:42:01 AM CPU %user %nice %system %iowait %steal %idle 09:43:01 AM all 12.50 0.00 1.23 0.69 0.05 85.52 09:43:01 AM 0 6.91 0.00 0.77 0.47 0.08 91.77 09:43:01 AM 1 14.97 0.00 1.09 0.92 0.05 82.98 09:43:01 AM 2 5.49 0.00 0.70 0.40 0.03 93.37 09:43:01 AM 3 16.30 0.00 1.49 1.20 0.07 80.94 09:43:01 AM 4 15.48 0.00 1.29 0.58 0.05 82.60 09:43:01 AM 5 17.04 0.00 2.05 1.00 0.03 79.87 09:43:01 AM 6 7.85 0.00 0.87 0.53 0.07 90.68 09:43:01 AM 7 15.95 0.00 1.60 0.43 0.05 81.97 09:44:01 AM all 32.53 0.00 1.28 1.29 0.09 64.81 09:44:01 AM 0 17.18 0.00 1.09 0.27 0.08 81.38 09:44:01 AM 1 34.66 0.00 1.24 0.65 0.10 63.35 09:44:01 AM 2 38.29 0.00 0.82 1.90 0.08 58.90 09:44:01 AM 3 31.55 0.00 1.12 2.57 0.08 64.68 09:44:01 AM 4 33.02 0.00 1.17 0.48 0.07 65.26 09:44:01 AM 5 40.58 0.00 1.99 1.17 0.12 56.15 09:44:01 AM 6 30.74 0.00 1.45 0.75 0.08 66.97 09:44:01 AM 7 34.27 0.00 1.34 2.54 0.10 61.75 09:45:01 AM all 22.51 0.00 0.59 0.15 0.06 76.70 09:45:01 AM 0 22.64 0.00 0.18 0.00 0.07 77.11 09:45:01 AM 1 20.60 0.00 0.73 0.70 0.07 77.90 09:45:01 AM 2 12.40 0.00 0.60 0.10 0.07 86.83 09:45:01 AM 3 7.52 0.00 0.60 0.27 0.05 91.56 09:45:01 AM 4 32.62 0.00 0.17 0.00 0.05 67.16 09:45:01 AM 5 16.94 0.00 0.32 0.00 0.03 82.70 09:45:01 AM 6 9.26 0.00 0.72 0.00 0.05 89.97 09:45:01 AM 7 58.02 0.00 1.37 0.12 0.07 40.43 Average: all 22.51 0.00 1.03 0.71 0.07 75.68 Average: 0 15.58 0.00 0.68 0.24 0.08 83.42 Average: 1 23.41 0.00 1.02 0.76 0.07 74.75 Average: 2 18.73 0.00 0.71 0.80 0.06 79.70 Average: 3 18.46 0.00 1.07 1.35 0.07 79.06 Average: 4 27.04 0.00 0.87 0.36 0.06 71.67 Average: 5 24.84 0.00 1.45 0.72 0.06 72.92 Average: 6 15.94 0.00 1.01 0.43 0.07 82.55 Average: 7 36.08 0.00 1.44 1.03 0.07 61.38