---> uname -a: Linux prd-centos8-docker-8c-8g-58.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 1055 27359 19 3474 30378 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:1c:ff:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.70/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe1c:ffd5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6c:05:70:9d 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::42:6cff:fe05:709d/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) 12/15/2025 _x86_64_ (8 CPU) 17:11:28 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 132.78 2.70 130.08 1598.53 9597.22 05:14:01 PM 351.90 16.86 335.04 2774.41 11043.25 05:15:01 PM 252.93 2.27 250.67 398.67 42585.17 Average: 245.88 7.28 238.60 1590.54 21075.85 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29468512 31258292 3187200 9.76 2688 2109176 1384984 4.11 146384 2589324 125996 05:14:01 PM 28127380 30362808 4528332 13.87 2688 2546064 2065268 6.13 255084 3781616 248204 05:15:01 PM 26400996 29485044 6254716 19.15 2688 3384236 3025468 8.98 622164 5093000 77296 Average: 27998963 30368715 4656749 14.26 2688 2679825 2158573 6.40 341211 3821313 150499 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 87.34 62.04 1138.19 27.25 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 443.54 382.09 5597.12 55.47 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 405.78 315.78 6249.60 38.63 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.13 14.11 0.48 243.72 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 312.23 253.31 4328.48 40.45 0.00 0.00 0.00 0.00 Average: docker0 2.04 4.70 0.16 81.24 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) 12/15/2025 _x86_64_ (8 CPU) 17:11:28 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 8.44 0.00 0.82 0.38 0.04 90.32 05:13:01 PM 0 4.95 0.00 0.62 0.02 0.07 94.35 05:13:01 PM 1 3.73 0.00 0.52 0.52 0.05 95.19 05:13:01 PM 2 5.28 0.00 0.52 0.47 0.05 93.69 05:13:01 PM 3 11.91 0.00 1.20 0.35 0.03 86.51 05:13:01 PM 4 7.36 0.00 0.48 0.30 0.03 91.83 05:13:01 PM 5 18.94 0.00 1.49 0.28 0.05 79.24 05:13:01 PM 6 5.83 0.00 0.82 0.68 0.03 92.64 05:13:01 PM 7 9.51 0.00 0.95 0.38 0.03 89.13 05:14:01 PM all 23.29 0.00 1.43 1.12 0.10 74.06 05:14:01 PM 0 27.39 0.00 0.82 0.05 0.10 71.64 05:14:01 PM 1 13.57 0.00 0.92 0.42 0.08 85.01 05:14:01 PM 2 26.53 0.00 1.66 1.05 0.13 70.63 05:14:01 PM 3 24.27 0.00 1.59 1.86 0.08 72.20 05:14:01 PM 4 23.53 0.00 2.61 2.01 0.12 71.73 05:14:01 PM 5 17.82 0.00 1.21 0.92 0.08 79.97 05:14:01 PM 6 23.16 0.00 1.30 0.77 0.10 74.67 05:14:01 PM 7 30.03 0.00 1.37 1.87 0.08 66.64 05:15:01 PM all 18.99 0.00 2.69 2.65 0.09 75.59 05:15:01 PM 0 19.79 0.00 2.84 4.44 0.10 72.83 05:15:01 PM 1 22.59 0.00 2.47 3.87 0.10 70.97 05:15:01 PM 2 28.34 0.00 3.19 4.92 0.08 63.46 05:15:01 PM 3 22.90 0.00 2.50 1.16 0.08 73.36 05:15:01 PM 4 11.93 0.00 2.61 0.22 0.08 85.16 05:15:01 PM 5 12.92 0.00 2.64 0.97 0.07 83.40 05:15:01 PM 6 22.16 0.00 3.18 3.25 0.08 71.32 05:15:01 PM 7 11.27 0.00 2.07 2.38 0.12 84.16 Average: all 16.89 0.00 1.65 1.38 0.08 80.00 Average: 0 17.36 0.00 1.42 1.49 0.09 79.63 Average: 1 13.28 0.00 1.30 1.60 0.08 83.75 Average: 2 20.02 0.00 1.79 2.14 0.09 75.96 Average: 3 19.68 0.00 1.76 1.12 0.07 77.37 Average: 4 14.27 0.00 1.90 0.84 0.08 82.91 Average: 5 16.57 0.00 1.77 0.73 0.07 80.87 Average: 6 17.04 0.00 1.76 1.56 0.07 79.57 Average: 7 16.93 0.00 1.46 1.55 0.08 79.98