---> uname -a: Linux prd-centos8-docker-8c-8g-135.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: 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1017 27163 19 3709 30420 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:5e:77:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.237/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:fe5e:77ca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9b:d5:7a:b9 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/18/2025 _x86_64_ (8 CPU) 13:51:26 LINUX RESTART (8 CPU) 01:52:03 PM tps rtps wtps bread/s bwrtn/s 01:53:01 PM 175.38 6.43 168.95 1006.45 7790.42 01:54:01 PM 198.58 14.06 184.52 3016.86 10167.69 01:55:01 PM 226.51 4.20 222.31 186.77 50937.06 Average: 200.44 8.25 192.19 1407.91 23134.80 01:52:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:53:01 PM 29561964 31300576 3093748 9.47 2688 2057924 1363532 4.05 142104 2510812 223892 01:54:01 PM 28683008 30783952 3972704 12.17 2688 2413296 1834708 5.44 166524 3321920 248812 01:55:01 PM 27882204 31216872 4773508 14.62 2688 3637728 1442896 4.28 516124 3744144 24600 Average: 28709059 31100467 3946653 12.09 2688 2702983 1547045 4.59 274917 3192292 165768 01:52:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 PM eth0 79.26 60.85 1180.75 18.22 0.00 0.00 0.00 0.00 01:53:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 PM eth0 350.95 312.33 2688.80 63.97 0.00 0.00 0.00 0.00 01:54:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 PM eth0 300.48 201.82 7220.75 32.41 0.00 0.00 0.00 0.00 01:55:01 PM docker0 0.00 0.00 0.00 0.00 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 245.42 193.14 3724.97 38.43 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/18/2025 _x86_64_ (8 CPU) 13:51:26 LINUX RESTART (8 CPU) 01:52:03 PM CPU %user %nice %system %iowait %steal %idle 01:53:01 PM all 9.66 0.00 0.98 1.05 0.05 88.26 01:53:01 PM 0 2.97 0.00 0.48 1.64 0.05 94.85 01:53:01 PM 1 11.93 0.00 0.85 0.50 0.03 86.69 01:53:01 PM 2 13.46 0.00 1.50 2.39 0.07 82.58 01:53:01 PM 3 8.91 0.00 0.97 0.33 0.03 89.76 01:53:01 PM 4 10.77 0.00 0.85 0.33 0.03 88.02 01:53:01 PM 5 24.31 0.00 2.07 0.50 0.05 73.07 01:53:01 PM 6 0.45 0.00 0.29 1.04 0.03 98.19 01:53:01 PM 7 4.45 0.00 0.86 1.69 0.07 92.92 01:54:01 PM all 8.63 0.00 1.00 1.06 0.06 89.25 01:54:01 PM 0 12.75 0.00 0.74 1.32 0.07 85.13 01:54:01 PM 1 8.40 0.00 1.32 1.54 0.07 88.67 01:54:01 PM 2 13.20 0.00 1.51 0.94 0.07 84.29 01:54:01 PM 3 3.11 0.00 0.84 0.17 0.07 95.82 01:54:01 PM 4 7.07 0.00 1.05 1.52 0.03 90.32 01:54:01 PM 5 8.40 0.00 0.74 0.12 0.05 90.69 01:54:01 PM 6 4.48 0.00 0.79 0.12 0.05 94.56 01:54:01 PM 7 11.63 0.00 1.04 2.74 0.05 84.54 01:55:01 PM all 12.15 0.00 1.31 3.15 0.06 83.33 01:55:01 PM 0 11.93 0.00 1.32 3.54 0.07 83.14 01:55:01 PM 1 18.28 0.00 1.92 5.65 0.07 74.08 01:55:01 PM 2 5.78 0.00 1.15 7.34 0.07 85.66 01:55:01 PM 3 17.02 0.00 1.95 2.07 0.05 78.91 01:55:01 PM 4 14.71 0.00 1.35 1.17 0.05 82.72 01:55:01 PM 5 18.60 0.00 1.32 2.87 0.07 77.14 01:55:01 PM 6 3.80 0.00 0.65 0.13 0.03 95.38 01:55:01 PM 7 7.08 0.00 0.84 2.46 0.05 89.57 Average: all 10.15 0.00 1.10 1.76 0.05 86.93 Average: 0 9.29 0.00 0.85 2.17 0.06 87.63 Average: 1 12.89 0.00 1.37 2.59 0.06 83.10 Average: 2 10.78 0.00 1.39 3.57 0.07 84.20 Average: 3 9.69 0.00 1.26 0.86 0.05 88.14 Average: 4 10.85 0.00 1.09 1.01 0.04 87.01 Average: 5 17.03 0.00 1.37 1.17 0.06 80.38 Average: 6 2.94 0.00 0.58 0.42 0.04 96.02 Average: 7 7.76 0.00 0.91 2.30 0.06 88.97