---> uname -a: Linux prd-centos8-docker-8c-8g-2732.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1064 27285 19 3539 30369 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:ff:f7:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.85/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:feff:f77d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:79:80:86:91 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::42:79ff:fe80:8691/64 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) 10/14/2025 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 411.06 14.70 396.37 3100.17 14462.56 05:14:01 PM 278.52 7.00 271.52 1296.58 16440.04 05:15:01 PM 150.56 1.25 149.31 493.35 39312.63 Average: 280.04 7.65 272.39 1629.99 23406.35 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28804636 30744548 3851076 11.79 2688 2254552 1818588 5.40 169508 3204292 143780 05:14:01 PM 26943256 29849148 5712456 17.49 2688 3210692 2701020 8.01 474988 4722748 652612 05:15:01 PM 27944972 31100604 4710740 14.43 2688 3455008 1497012 4.44 802484 3376216 33868 Average: 27897621 30564767 4758091 14.57 2688 2973417 2005540 5.95 482327 3767752 276753 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 269.78 234.39 2719.26 56.25 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 638.33 508.15 9763.98 60.39 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 285.34 293.97 664.01 2362.13 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.83 13.69 0.51 243.82 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 397.80 345.49 4381.91 826.38 0.00 0.00 0.00 0.00 Average: docker0 2.28 4.57 0.17 81.29 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) 10/14/2025 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 14.79 0.00 1.39 0.98 0.07 82.77 05:13:01 PM 0 25.67 0.00 2.00 0.48 0.08 71.76 05:13:01 PM 1 14.85 0.00 1.52 1.35 0.10 82.17 05:13:01 PM 2 13.08 0.00 1.55 1.07 0.05 84.25 05:13:01 PM 3 13.57 0.00 2.06 1.83 0.07 82.48 05:13:01 PM 4 13.55 0.00 1.37 1.25 0.05 83.77 05:13:01 PM 5 12.55 0.00 1.14 0.92 0.05 85.34 05:13:01 PM 6 11.95 0.00 0.82 0.53 0.03 86.66 05:13:01 PM 7 13.10 0.00 0.65 0.40 0.10 85.75 05:14:01 PM all 32.41 0.00 2.06 0.74 0.10 64.69 05:14:01 PM 0 22.37 0.00 1.85 0.30 0.10 75.38 05:14:01 PM 1 43.91 0.00 2.06 0.82 0.10 53.11 05:14:01 PM 2 22.73 0.00 1.82 0.54 0.10 74.81 05:14:01 PM 3 24.68 0.00 2.81 1.36 0.10 71.05 05:14:01 PM 4 53.48 0.00 2.03 0.69 0.07 43.74 05:14:01 PM 5 30.84 0.00 1.64 0.72 0.10 66.70 05:14:01 PM 6 27.24 0.00 2.41 0.44 0.12 69.80 05:14:01 PM 7 33.89 0.00 1.91 1.06 0.08 63.06 05:15:01 PM all 11.93 0.00 2.56 0.61 0.08 84.82 05:15:01 PM 0 13.19 0.00 2.43 0.25 0.10 84.03 05:15:01 PM 1 6.62 0.00 2.68 1.31 0.08 89.31 05:15:01 PM 2 5.97 0.00 2.42 1.23 0.10 90.28 05:15:01 PM 3 7.24 0.00 2.35 0.82 0.07 89.52 05:15:01 PM 4 14.40 0.00 2.38 0.25 0.07 82.90 05:15:01 PM 5 17.76 0.00 2.50 0.54 0.07 79.14 05:15:01 PM 6 18.74 0.00 3.46 0.17 0.08 77.56 05:15:01 PM 7 11.56 0.00 2.24 0.28 0.07 85.85 Average: all 19.70 0.00 2.00 0.78 0.08 77.44 Average: 0 20.41 0.00 2.09 0.35 0.09 77.05 Average: 1 21.79 0.00 2.09 1.16 0.09 74.87 Average: 2 13.92 0.00 1.93 0.94 0.08 83.12 Average: 3 15.15 0.00 2.40 1.34 0.08 81.03 Average: 4 27.13 0.00 1.93 0.73 0.06 70.15 Average: 5 20.37 0.00 1.76 0.73 0.07 77.07 Average: 6 19.29 0.00 2.22 0.38 0.08 78.03 Average: 7 19.51 0.00 1.60 0.58 0.08 78.23