---> uname -a: Linux prd-centos8-docker-8c-8g-14288.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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: 31888 1078 26969 19 3840 30343 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:1e:ba:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.175/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe1e:ba97/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:95:0c:a3:58 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::42:95ff:fe0c:a358/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/22/2026 _x86_64_ (8 CPU) 03:38:05 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 279.76 14.61 265.14 3122.96 17091.95 03:41:01 AM 354.72 7.00 347.72 1268.64 12565.86 03:42:01 AM 199.90 2.35 197.55 484.11 42781.17 Average: 278.12 7.99 270.14 1625.24 24146.33 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 28642116 30782264 4011256 12.28 2688 2450508 1844144 5.47 205260 3314480 155640 03:41:01 AM 27402916 29970944 5250456 16.08 2688 2870940 2398316 7.12 403060 4321628 243412 03:42:01 AM 27679196 31132816 4974176 15.23 2688 3743780 1514232 4.49 655500 3753192 149404 Average: 27908076 30628675 4745296 14.53 2688 3021743 1918897 5.69 421273 3796433 182819 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 351.67 299.30 3479.02 64.64 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 491.70 402.13 6048.56 51.00 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 501.20 443.82 5361.84 2349.88 0.00 0.00 0.00 0.00 03:42:01 AM docker0 19.93 26.81 1.08 309.38 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 448.19 381.75 4963.14 821.84 0.00 0.00 0.00 0.00 Average: docker0 6.64 8.94 0.36 103.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/22/2026 _x86_64_ (8 CPU) 03:38:05 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 16.09 0.00 1.33 0.86 0.07 81.65 03:40:01 AM 0 24.08 0.00 1.15 0.38 0.07 74.31 03:40:01 AM 1 11.14 0.00 1.20 0.70 0.07 86.88 03:40:01 AM 2 18.14 0.00 1.44 0.99 0.07 79.37 03:40:01 AM 3 24.32 0.00 2.38 1.39 0.08 71.83 03:40:01 AM 4 10.07 0.00 0.90 0.94 0.05 88.04 03:40:01 AM 5 11.63 0.00 0.87 0.33 0.07 87.10 03:40:01 AM 6 16.15 0.00 1.30 0.95 0.05 81.55 03:40:01 AM 7 13.23 0.00 1.41 1.20 0.08 84.07 03:41:01 AM all 24.17 0.00 1.52 0.93 0.08 73.30 03:41:01 AM 0 20.50 0.00 1.01 0.23 0.07 78.19 03:41:01 AM 1 26.01 0.00 1.41 1.10 0.07 71.41 03:41:01 AM 2 36.73 0.00 1.17 0.77 0.10 61.23 03:41:01 AM 3 17.33 0.00 1.02 0.08 0.05 81.52 03:41:01 AM 4 20.24 0.00 1.86 2.21 0.08 75.60 03:41:01 AM 5 28.21 0.00 1.75 0.77 0.08 69.19 03:41:01 AM 6 16.73 0.00 1.48 0.57 0.07 81.15 03:41:01 AM 7 27.60 0.00 2.47 1.68 0.08 68.17 03:42:01 AM all 16.02 0.00 2.67 1.16 0.08 80.07 03:42:01 AM 0 13.04 0.00 2.20 0.34 0.07 84.37 03:42:01 AM 1 14.66 0.00 2.76 2.07 0.08 80.44 03:42:01 AM 2 19.35 0.00 3.31 1.34 0.08 75.92 03:42:01 AM 3 10.68 0.00 3.47 1.21 0.08 84.56 03:42:01 AM 4 16.79 0.00 2.62 0.69 0.08 79.81 03:42:01 AM 5 20.36 0.00 2.20 0.74 0.08 76.62 03:42:01 AM 6 17.85 0.00 2.33 1.51 0.08 78.22 03:42:01 AM 7 15.46 0.00 2.50 1.39 0.07 80.58 Average: all 18.76 0.00 1.84 0.98 0.07 78.34 Average: 0 19.21 0.00 1.45 0.32 0.07 78.95 Average: 1 17.27 0.00 1.79 1.29 0.07 79.58 Average: 2 24.74 0.00 1.97 1.03 0.08 72.17 Average: 3 17.44 0.00 2.29 0.89 0.07 79.30 Average: 4 15.69 0.00 1.79 1.28 0.07 81.16 Average: 5 20.06 0.00 1.60 0.61 0.08 77.65 Average: 6 16.91 0.00 1.70 1.01 0.07 80.31 Average: 7 18.75 0.00 2.13 1.43 0.08 77.62