---> uname -a: Linux prd-centos8-docker-8c-8g-6148.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 1069 26463 19 4356 30354 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:7b:a8:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.48/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe7b:a8bf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8c:18:ba:c5 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::42:8cff:fe18:bac5/64 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) 04/26/2026 _x86_64_ (8 CPU) 02:28:48 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 309.40 48.13 261.26 7874.74 42938.97 02:31:01 AM 279.02 17.21 261.81 3742.89 14556.90 02:32:01 AM 158.27 15.93 142.35 1504.05 39280.29 02:33:01 AM 95.27 5.21 90.05 4651.92 25985.35 Average: 210.49 21.62 188.87 4443.28 30690.74 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29624324 31267600 3031388 9.28 2688 1967600 1423232 4.22 136200 2470792 179288 02:31:01 AM 28397500 30628952 4258212 13.04 2688 2544316 1851572 5.49 212736 3563260 293824 02:32:01 AM 25959620 29083532 6696092 20.51 2688 3418604 5267816 15.63 456616 5675400 268 02:33:01 AM 27125588 31110040 5530124 16.93 2688 4274128 1482660 4.40 886076 4080876 7520 Average: 27776758 30522531 4878954 14.94 2688 3051162 2506320 7.44 422907 3947582 120225 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 408.66 245.50 1723.54 63.43 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 496.77 366.94 5941.79 68.18 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 3.73 3.73 0.41 0.41 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1168.48 332.40 7188.74 30.21 0.00 0.00 0.00 0.00 02:32:01 AM docker0 1.45 1.92 0.20 0.22 0.00 0.00 0.00 0.00 02:32:01 AM veth37c68cc 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 8.30 8.30 0.86 0.86 0.00 0.00 0.00 0.00 02:33:01 AM eth0 142.94 148.07 1387.71 1252.09 0.00 0.00 0.00 0.00 02:33:01 AM docker0 2.85 3.43 0.41 0.40 0.00 0.00 0.00 0.00 Average: lo 3.01 3.01 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 554.24 273.23 4060.57 353.46 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.34 0.15 0.16 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) 04/26/2026 _x86_64_ (8 CPU) 02:28:48 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 13.55 0.00 2.77 0.99 0.06 82.63 02:30:01 AM 0 11.02 0.00 1.89 0.48 0.08 86.52 02:30:01 AM 1 14.31 0.00 3.18 1.99 0.07 80.45 02:30:01 AM 2 12.34 0.00 1.98 0.20 0.07 85.42 02:30:01 AM 3 18.62 0.00 3.78 1.44 0.05 76.10 02:30:01 AM 4 9.40 0.00 2.33 0.57 0.07 87.63 02:30:01 AM 5 9.03 0.00 3.28 2.34 0.05 85.29 02:30:01 AM 6 10.89 0.00 2.41 0.43 0.03 86.23 02:30:01 AM 7 22.77 0.00 3.31 0.45 0.05 73.42 02:31:01 AM all 18.66 0.00 1.60 0.75 0.08 78.92 02:31:01 AM 0 13.37 0.00 1.39 0.69 0.07 84.49 02:31:01 AM 1 17.28 0.00 1.37 0.62 0.08 80.65 02:31:01 AM 2 24.21 0.00 2.33 0.74 0.08 72.65 02:31:01 AM 3 28.44 0.00 1.39 1.30 0.08 68.79 02:31:01 AM 4 21.32 0.00 1.37 0.37 0.07 76.88 02:31:01 AM 5 18.63 0.00 1.61 0.77 0.07 78.93 02:31:01 AM 6 20.61 0.00 1.84 0.87 0.08 76.59 02:31:01 AM 7 5.39 0.00 1.47 0.64 0.07 92.43 02:32:01 AM all 28.41 0.23 3.06 0.73 0.08 67.49 02:32:01 AM 0 23.40 0.03 2.79 0.91 0.08 72.78 02:32:01 AM 1 27.16 0.03 2.88 0.89 0.08 68.95 02:32:01 AM 2 27.88 1.77 3.66 0.64 0.08 65.96 02:32:01 AM 3 30.53 0.03 3.43 0.96 0.08 64.96 02:32:01 AM 4 32.17 0.00 3.57 1.63 0.08 62.55 02:32:01 AM 5 15.63 0.00 2.91 0.29 0.08 81.09 02:32:01 AM 6 38.24 0.00 2.93 0.42 0.07 58.35 02:32:01 AM 7 32.24 0.00 2.34 0.08 0.07 65.26 02:33:01 AM all 19.15 0.06 2.37 0.45 0.07 77.91 02:33:01 AM 0 18.96 0.02 2.19 1.52 0.07 77.24 02:33:01 AM 1 23.10 0.12 2.34 0.10 0.07 74.27 02:33:01 AM 2 22.61 0.07 1.89 0.07 0.08 75.28 02:33:01 AM 3 18.37 0.00 1.81 0.07 0.05 79.71 02:33:01 AM 4 19.79 0.02 2.69 0.43 0.05 77.02 02:33:01 AM 5 23.02 0.20 2.66 0.23 0.07 73.82 02:33:01 AM 6 13.43 0.05 2.65 0.47 0.08 83.32 02:33:01 AM 7 13.88 0.00 2.73 0.69 0.07 82.64 Average: all 19.93 0.07 2.45 0.73 0.07 76.75 Average: 0 16.67 0.01 2.06 0.90 0.08 80.28 Average: 1 20.45 0.04 2.44 0.90 0.08 76.09 Average: 2 21.75 0.46 2.46 0.41 0.08 74.84 Average: 3 23.98 0.01 2.60 0.94 0.07 72.40 Average: 4 20.66 0.00 2.49 0.75 0.07 76.03 Average: 5 16.58 0.05 2.62 0.91 0.07 79.78 Average: 6 20.77 0.01 2.46 0.55 0.07 76.15 Average: 7 18.56 0.00 2.46 0.47 0.06 78.45