---> uname -a: Linux prd-centos8-docker-8c-8g-20110.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 1063 27349 19 3477 30369 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:24:4a:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.196/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe24:4a4f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:af:e5:85:95 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:afff:fee5:8595/64 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) 12/11/2025 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 200.07 14.38 185.69 3197.60 12254.17 05:14:01 PM 428.75 6.35 422.40 1207.40 12812.83 05:15:01 PM 152.24 0.75 151.49 354.49 39170.48 Average: 260.34 7.16 253.18 1586.45 21413.96 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28913544 30823300 3742168 11.46 2688 2226272 1812300 5.38 160208 3113860 101376 05:14:01 PM 27700208 30111076 4955504 15.17 2688 2717872 2260120 6.71 398972 4048052 284648 05:15:01 PM 27943616 31034228 4712096 14.43 2688 3390036 1558964 4.63 795356 3384464 99640 Average: 28185789 30656201 4469923 13.69 2688 2778060 1877128 5.57 451512 3515459 161888 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 190.34 163.83 2111.63 45.44 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 573.25 471.09 7207.40 60.73 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 315.34 273.31 3611.00 1239.63 0.00 0.00 0.00 0.00 05:15:01 PM docker0 5.35 12.59 0.44 243.78 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 359.63 302.73 4309.81 448.67 0.00 0.00 0.00 0.00 Average: docker0 1.78 4.20 0.15 81.27 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) 12/11/2025 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.72 0.00 1.08 0.55 0.05 86.60 05:13:01 PM 0 5.94 0.00 0.75 0.64 0.07 92.61 05:13:01 PM 1 13.10 0.00 1.67 0.93 0.05 84.24 05:13:01 PM 2 31.34 0.00 3.16 1.22 0.07 64.22 05:13:01 PM 3 10.43 0.00 0.35 0.22 0.05 88.96 05:13:01 PM 4 7.90 0.00 0.77 0.35 0.03 90.95 05:13:01 PM 5 7.28 0.00 0.77 0.42 0.03 91.50 05:13:01 PM 6 9.00 0.00 0.72 0.63 0.03 89.62 05:13:01 PM 7 8.78 0.00 0.43 0.00 0.03 90.75 05:14:01 PM all 27.93 0.00 1.80 0.89 0.08 69.30 05:14:01 PM 0 24.11 0.00 1.71 0.91 0.08 73.19 05:14:01 PM 1 30.79 0.00 1.51 0.10 0.07 67.53 05:14:01 PM 2 26.75 0.00 2.82 1.39 0.08 68.95 05:14:01 PM 3 27.61 0.00 2.12 1.18 0.08 69.01 05:14:01 PM 4 36.29 0.00 1.02 0.23 0.08 62.37 05:14:01 PM 5 27.90 0.00 1.58 0.72 0.08 69.72 05:14:01 PM 6 22.89 0.00 1.32 0.30 0.07 75.41 05:14:01 PM 7 27.07 0.00 2.32 2.32 0.07 68.22 05:15:01 PM all 15.25 0.00 2.67 0.68 0.07 81.33 05:15:01 PM 0 20.63 0.00 2.23 0.22 0.07 76.85 05:15:01 PM 1 10.16 0.00 2.63 1.56 0.08 85.57 05:15:01 PM 2 15.07 0.00 3.44 1.04 0.07 80.39 05:15:01 PM 3 17.35 0.00 3.39 0.77 0.07 78.43 05:15:01 PM 4 15.18 0.00 2.55 0.59 0.07 81.61 05:15:01 PM 5 17.23 0.00 2.21 0.07 0.07 80.43 05:15:01 PM 6 20.13 0.00 2.43 0.27 0.07 77.11 05:15:01 PM 7 6.23 0.00 2.47 0.92 0.08 90.29 Average: all 18.29 0.00 1.85 0.71 0.06 79.09 Average: 0 16.88 0.00 1.56 0.59 0.07 80.90 Average: 1 18.02 0.00 1.94 0.86 0.07 79.12 Average: 2 24.40 0.00 3.14 1.22 0.07 71.17 Average: 3 18.45 0.00 1.95 0.72 0.07 78.81 Average: 4 19.78 0.00 1.45 0.39 0.06 78.33 Average: 5 17.46 0.00 1.52 0.40 0.06 80.56 Average: 6 17.33 0.00 1.49 0.40 0.06 80.72 Average: 7 14.02 0.00 1.74 1.08 0.06 83.10