---> uname -a: Linux prd-centos8-docker-8c-8g-1001.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1049 27367 19 3473 30383 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:85:2e:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.248/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fe85:2edd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fb:55:b1:01 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:fbff:fe55:b101/64 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) 12/23/2025 _x86_64_ (8 CPU) 17:11:27 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 219.00 14.56 204.43 3099.48 10755.59 05:14:01 PM 351.18 5.53 345.65 1231.46 14175.32 05:15:01 PM 231.59 2.55 229.04 433.86 39970.79 Average: 267.26 7.55 259.71 1588.18 21634.51 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28892888 30818092 3762824 11.52 2688 2240916 1826792 5.42 160816 3133784 179268 05:14:01 PM 27792748 30046244 4862964 14.89 2688 2563584 2303660 6.83 380996 3984844 138484 05:15:01 PM 28089908 31177352 4565804 13.98 2688 3386804 1423236 4.22 794360 3239104 99592 Average: 28258515 30680563 4397197 13.47 2688 2730435 1851229 5.49 445391 3452577 139115 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 260.37 216.46 2479.32 50.21 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 309.41 254.27 4512.94 34.43 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 535.67 448.58 5990.81 1261.19 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.80 15.13 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 368.49 306.44 4327.79 448.63 0.00 0.00 0.00 0.00 Average: docker0 2.27 5.04 0.17 81.28 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) 12/23/2025 _x86_64_ (8 CPU) 17:11:27 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.08 0.00 1.22 0.57 0.07 85.06 05:13:01 PM 0 19.50 0.00 1.20 0.57 0.08 78.65 05:13:01 PM 1 13.55 0.00 1.14 0.42 0.10 84.80 05:13:01 PM 2 16.59 0.00 1.50 0.68 0.08 81.14 05:13:01 PM 3 14.83 0.00 1.55 0.43 0.07 83.12 05:13:01 PM 4 10.86 0.00 1.03 0.28 0.03 87.79 05:13:01 PM 5 17.78 0.00 1.62 0.99 0.05 79.56 05:13:01 PM 6 6.64 0.00 0.70 0.57 0.03 92.05 05:13:01 PM 7 4.90 0.00 1.00 0.64 0.08 93.38 05:14:01 PM all 24.61 0.00 1.39 0.87 0.07 73.06 05:14:01 PM 0 26.61 0.00 1.36 0.33 0.07 71.63 05:14:01 PM 1 35.83 0.00 1.04 1.12 0.07 61.95 05:14:01 PM 2 19.61 0.00 1.52 1.47 0.08 77.30 05:14:01 PM 3 32.06 0.00 2.67 2.72 0.07 62.49 05:14:01 PM 4 22.95 0.00 1.27 0.22 0.07 75.49 05:14:01 PM 5 19.50 0.00 1.39 0.38 0.08 78.65 05:14:01 PM 6 20.32 0.00 0.90 0.33 0.07 78.37 05:14:01 PM 7 20.01 0.00 0.99 0.37 0.05 78.59 05:15:01 PM all 16.89 0.00 2.61 0.83 0.07 79.61 05:15:01 PM 0 7.09 0.00 3.06 0.49 0.08 89.28 05:15:01 PM 1 13.17 0.00 3.05 1.68 0.07 82.03 05:15:01 PM 2 9.42 0.00 2.52 0.30 0.07 87.69 05:15:01 PM 3 29.12 0.00 3.66 1.29 0.07 65.85 05:15:01 PM 4 25.29 0.00 2.01 0.05 0.07 72.58 05:15:01 PM 5 19.95 0.00 2.37 1.17 0.07 76.44 05:15:01 PM 6 14.22 0.00 1.88 0.85 0.07 82.98 05:15:01 PM 7 16.83 0.00 2.31 0.77 0.05 80.03 Average: all 18.19 0.00 1.74 0.76 0.07 79.25 Average: 0 17.75 0.00 1.87 0.46 0.08 79.84 Average: 1 20.85 0.00 1.74 1.07 0.08 76.25 Average: 2 15.21 0.00 1.85 0.82 0.08 82.04 Average: 3 25.32 0.00 2.63 1.48 0.07 70.50 Average: 4 19.69 0.00 1.44 0.18 0.06 78.63 Average: 5 19.08 0.00 1.79 0.85 0.07 78.22 Average: 6 13.72 0.00 1.16 0.59 0.06 84.48 Average: 7 13.90 0.00 1.43 0.59 0.06 84.01