---> uname -a: Linux prd-centos8-docker-8c-8g-7.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: 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: 31888 1009 28273 19 2604 30426 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:58:73:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.150/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:fe58:7394/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9b:04:ec:22 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/03/2026 _x86_64_ (8 CPU) 11:13:56 LINUX RESTART (8 CPU) 11:15:01 AM tps rtps wtps bread/s bwrtn/s 11:16:01 AM 177.89 6.25 171.64 942.77 6935.19 11:17:01 AM 135.29 2.88 132.41 364.87 13685.60 11:18:01 AM 147.37 2.50 144.87 940.35 5126.47 11:19:01 AM 66.07 1.13 64.94 81.85 5576.24 Average: 131.66 3.19 128.47 582.49 7830.73 11:15:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:16:01 AM 29533028 31232460 3120336 9.56 2688 2024156 1457000 4.32 140808 2555308 183756 11:17:01 AM 28481816 30406280 4171548 12.78 2688 2238584 2289708 6.79 168008 3524284 36640 11:18:01 AM 27585688 29730508 5067676 15.52 2688 2452140 2708216 8.04 228912 4328732 105664 11:19:01 AM 28945624 31148608 3707740 11.35 2688 2507540 1482032 4.40 422204 2776948 45432 Average: 28636539 30629464 4016825 12.30 2688 2305605 1984239 5.89 239983 3296318 92873 11:15:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 AM eth0 103.10 68.89 1370.43 14.94 0.00 0.00 0.00 0.00 11:16:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 AM eth0 159.12 138.26 1122.08 50.81 0.00 0.00 0.00 0.00 11:17:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:18:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 11:18:01 AM eth0 262.08 221.43 2322.40 37.73 0.00 0.00 0.00 0.00 11:18:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:19:01 AM eth0 211.50 192.78 364.87 179.25 0.00 0.00 0.00 0.00 11:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 183.95 155.34 1294.99 70.68 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/03/2026 _x86_64_ (8 CPU) 11:13:56 LINUX RESTART (8 CPU) 11:15:01 AM CPU %user %nice %system %iowait %steal %idle 11:16:01 AM all 8.92 0.00 0.98 0.76 0.10 89.24 11:16:01 AM 0 11.79 0.00 1.10 0.60 0.05 86.46 11:16:01 AM 1 6.45 0.00 0.52 0.37 0.48 92.19 11:16:01 AM 2 7.77 0.00 1.65 3.71 0.07 86.80 11:16:01 AM 3 7.96 0.00 0.64 0.32 0.02 91.07 11:16:01 AM 4 19.66 0.00 1.89 0.60 0.05 77.80 11:16:01 AM 5 14.43 0.00 1.34 0.32 0.07 83.84 11:16:01 AM 6 2.19 0.00 0.40 0.18 0.03 97.19 11:16:01 AM 7 1.14 0.00 0.30 0.00 0.05 98.51 11:17:01 AM all 14.82 0.00 1.27 0.64 0.09 83.18 11:17:01 AM 0 33.77 0.00 1.99 0.93 0.12 63.19 11:17:01 AM 1 7.07 0.00 1.83 1.17 0.08 89.85 11:17:01 AM 2 15.83 0.00 1.17 0.45 0.08 82.47 11:17:01 AM 3 11.37 0.00 1.34 1.00 0.10 86.18 11:17:01 AM 4 9.96 0.00 1.74 0.55 0.08 87.66 11:17:01 AM 5 11.05 0.00 0.70 0.33 0.07 87.85 11:17:01 AM 6 11.13 0.00 0.84 0.38 0.07 87.58 11:17:01 AM 7 18.34 0.00 0.53 0.32 0.08 80.73 11:18:01 AM all 38.70 0.00 1.45 0.36 0.13 59.36 11:18:01 AM 0 35.19 0.00 1.44 0.37 0.12 62.88 11:18:01 AM 1 44.73 0.00 1.70 0.60 0.15 52.81 11:18:01 AM 2 36.69 0.00 1.62 0.35 0.15 61.19 11:18:01 AM 3 30.48 0.00 1.37 0.42 0.12 67.61 11:18:01 AM 4 35.79 0.00 0.99 0.17 0.12 62.94 11:18:01 AM 5 46.83 0.00 1.82 0.25 0.13 50.96 11:18:01 AM 6 36.38 0.00 1.00 0.15 0.10 62.37 11:18:01 AM 7 43.51 0.00 1.64 0.53 0.13 54.18 11:19:01 AM all 28.48 0.00 1.50 0.13 0.10 69.78 11:19:01 AM 0 18.99 0.00 1.27 0.03 0.10 79.60 11:19:01 AM 1 36.11 0.00 2.04 0.20 0.10 61.56 11:19:01 AM 2 33.57 0.00 1.37 0.12 0.10 64.84 11:19:01 AM 3 23.65 0.00 1.05 0.13 0.08 75.08 11:19:01 AM 4 35.06 0.00 2.22 0.12 0.12 62.49 11:19:01 AM 5 28.61 0.00 1.47 0.13 0.10 69.68 11:19:01 AM 6 27.57 0.00 1.39 0.13 0.10 70.81 11:19:01 AM 7 24.30 0.00 1.22 0.20 0.08 74.20 Average: all 22.73 0.00 1.30 0.47 0.10 75.39 Average: 0 24.94 0.00 1.45 0.48 0.10 73.03 Average: 1 23.58 0.00 1.52 0.58 0.20 74.11 Average: 2 23.46 0.00 1.46 1.16 0.10 73.82 Average: 3 18.36 0.00 1.10 0.47 0.08 79.99 Average: 4 25.12 0.00 1.71 0.36 0.09 72.72 Average: 5 25.26 0.00 1.33 0.26 0.09 73.06 Average: 6 19.31 0.00 0.91 0.21 0.08 79.50 Average: 7 21.82 0.00 0.92 0.26 0.09 76.91