---> uname -a: Linux prd-centos8-docker-8c-8g-20290.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 1052 27363 19 3474 30381 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:bd:8b:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.15/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86170sec preferred_lft 86170sec inet6 fe80::f816:3eff:febd:8b05/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b2:41:d8:d9 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:b2ff:fe41:d8d9/64 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) 12/12/2025 _x86_64_ (8 CPU) 17:11:22 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 252.55 14.80 237.75 3105.50 11916.38 05:14:01 PM 380.09 6.83 373.26 1267.84 18384.06 05:15:01 PM 148.84 0.93 147.91 408.20 37795.63 Average: 260.50 7.52 252.98 1593.91 22697.85 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28843832 30775576 3811880 11.67 2688 2247524 1811004 5.37 164628 3177452 184996 05:14:01 PM 27159684 29596076 5496028 16.83 2688 2742624 2679112 7.95 407928 4577136 194880 05:15:01 PM 28013372 31101760 4642340 14.22 2688 3387268 1491716 4.43 802100 3308768 24384 Average: 28005629 30491137 4650083 14.24 2688 2792472 1993944 5.92 458219 3687785 134753 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 223.56 193.59 2576.16 51.18 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 530.66 433.67 7230.76 57.77 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 294.58 237.08 3191.38 1239.03 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.67 14.20 0.50 243.72 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 349.60 288.11 4332.83 449.28 0.00 0.00 0.00 0.00 Average: docker0 2.22 4.73 0.17 81.23 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) 12/12/2025 _x86_64_ (8 CPU) 17:11:22 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.39 0.00 1.21 0.91 0.08 84.41 05:13:01 PM 0 3.58 0.00 0.80 0.67 0.10 94.85 05:13:01 PM 1 16.87 0.00 1.62 0.32 0.08 81.11 05:13:01 PM 2 16.31 0.00 1.79 2.01 0.12 79.78 05:13:01 PM 3 8.45 0.00 1.09 1.14 0.08 89.25 05:13:01 PM 4 17.65 0.00 1.50 1.07 0.07 79.71 05:13:01 PM 5 22.51 0.00 1.70 0.62 0.07 75.11 05:13:01 PM 6 12.01 0.00 0.50 0.80 0.05 86.64 05:13:01 PM 7 9.75 0.00 0.65 0.68 0.08 88.83 05:14:01 PM all 31.84 0.00 1.81 1.30 0.11 64.94 05:14:01 PM 0 31.09 0.00 1.69 2.53 0.10 64.59 05:14:01 PM 1 39.45 0.00 2.35 1.66 0.12 56.42 05:14:01 PM 2 43.80 0.00 1.46 0.99 0.10 53.65 05:14:01 PM 3 33.46 0.00 2.16 1.26 0.10 63.02 05:14:01 PM 4 32.40 0.00 2.21 0.64 0.12 64.63 05:14:01 PM 5 23.40 0.00 1.68 1.29 0.10 73.52 05:14:01 PM 6 38.09 0.00 1.46 0.69 0.12 59.65 05:14:01 PM 7 13.03 0.00 1.46 1.34 0.10 84.07 05:15:01 PM all 11.80 0.00 2.58 1.29 0.08 84.25 05:15:01 PM 0 7.34 0.00 2.19 0.57 0.10 89.80 05:15:01 PM 1 5.34 0.00 2.32 3.08 0.12 89.14 05:15:01 PM 2 13.71 0.00 2.47 1.41 0.08 82.33 05:15:01 PM 3 8.39 0.00 2.85 1.66 0.08 87.00 05:15:01 PM 4 21.65 0.00 3.54 0.94 0.10 73.77 05:15:01 PM 5 10.57 0.00 2.70 1.95 0.05 84.73 05:15:01 PM 6 10.46 0.00 2.00 0.10 0.07 87.37 05:15:01 PM 7 16.89 0.00 2.58 0.59 0.07 79.87 Average: all 19.00 0.00 1.86 1.17 0.09 77.88 Average: 0 13.98 0.00 1.56 1.25 0.10 83.11 Average: 1 20.56 0.00 2.10 1.68 0.11 75.56 Average: 2 24.61 0.00 1.90 1.47 0.10 71.92 Average: 3 16.76 0.00 2.03 1.35 0.09 79.77 Average: 4 23.89 0.00 2.42 0.88 0.09 72.71 Average: 5 18.83 0.00 2.03 1.28 0.07 77.78 Average: 6 20.18 0.00 1.32 0.53 0.08 77.89 Average: 7 13.22 0.00 1.56 0.87 0.08 84.26