---> uname -a: Linux prd-centos8-docker-8c-8g-2487.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: 2799.996 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 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1059 27156 19 3674 30371 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:bb:e6:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.164/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:febb:e619/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:13:81:76:61 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::42:13ff:fe81:7661/64 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) 03/31/2026 _x86_64_ (8 CPU) 17:11:26 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 161.78 14.58 147.20 3124.69 10005.73 05:14:01 PM 531.38 5.60 525.78 1232.99 15802.70 05:15:01 PM 252.97 2.48 250.48 513.70 44237.24 05:16:01 PM 57.40 2.70 54.70 128.62 6529.31 Average: 250.87 6.34 244.53 1250.00 19143.88 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29160192 31068800 3495520 10.70 2688 2227096 1591744 4.72 160460 2879620 170480 05:14:01 PM 28071108 30434004 4584604 14.04 2688 2670752 2001068 5.94 273584 3808604 247640 05:15:01 PM 26370880 29585916 6284832 19.25 2688 3511920 2787464 8.27 639768 5096588 74952 05:16:01 PM 27790104 31082120 4865608 14.90 2688 3588136 1537096 4.56 828116 3495264 8340 Average: 27848071 30542710 4807641 14.72 2688 2999476 1979343 5.87 475482 3820019 125353 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 158.23 125.44 1852.37 28.17 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 586.47 488.00 6416.93 63.66 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 433.49 329.89 6266.20 39.31 0.00 0.00 0.00 0.00 05:15:01 PM docker0 7.16 14.83 0.53 257.77 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 229.06 247.88 72.21 2368.37 0.00 0.00 0.00 0.00 05:16:01 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 351.80 297.80 3651.81 624.90 0.00 0.00 0.00 0.00 Average: docker0 1.79 3.71 0.13 64.44 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) 03/31/2026 _x86_64_ (8 CPU) 17:11:26 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 9.89 0.00 1.00 0.45 0.06 88.60 05:13:01 PM 0 5.99 0.00 0.58 0.13 0.07 93.23 05:13:01 PM 1 3.31 0.00 0.84 0.82 0.08 94.95 05:13:01 PM 2 11.49 0.00 1.54 0.99 0.05 85.94 05:13:01 PM 3 9.86 0.00 0.70 0.48 0.05 88.90 05:13:01 PM 4 9.13 0.00 0.62 0.22 0.05 89.99 05:13:01 PM 5 20.70 0.00 1.90 0.17 0.07 77.16 05:13:01 PM 6 11.50 0.00 1.05 0.58 0.05 86.81 05:13:01 PM 7 7.14 0.00 0.73 0.22 0.05 91.85 05:14:01 PM all 26.99 0.00 1.71 1.25 0.09 69.97 05:14:01 PM 0 19.15 0.00 1.27 0.74 0.10 78.74 05:14:01 PM 1 30.05 0.00 2.55 2.50 0.08 64.82 05:14:01 PM 2 29.67 0.00 1.14 0.32 0.08 68.79 05:14:01 PM 3 37.68 0.00 1.77 0.74 0.10 59.71 05:14:01 PM 4 34.77 0.00 1.36 0.70 0.10 63.07 05:14:01 PM 5 18.99 0.00 1.31 0.39 0.08 79.24 05:14:01 PM 6 23.94 0.00 1.19 0.79 0.08 74.00 05:14:01 PM 7 21.64 0.00 3.11 3.83 0.07 71.36 05:15:01 PM all 18.15 0.00 2.55 1.01 0.86 77.44 05:15:01 PM 0 18.24 0.00 2.81 0.33 1.05 77.56 05:15:01 PM 1 18.29 0.00 2.59 2.54 1.46 75.12 05:15:01 PM 2 14.50 0.00 2.61 1.56 0.42 80.92 05:15:01 PM 3 27.39 0.00 2.72 0.44 0.12 69.34 05:15:01 PM 4 12.54 0.00 2.98 1.26 1.42 81.80 05:15:01 PM 5 22.92 0.00 2.15 0.72 0.93 73.28 05:15:01 PM 6 15.39 0.00 1.89 0.80 0.08 81.82 05:15:01 PM 7 15.99 0.00 2.62 0.40 1.41 79.58 05:16:01 PM all 11.02 0.00 1.05 0.11 0.05 87.77 05:16:01 PM 0 5.01 0.00 0.90 0.00 0.05 94.04 05:16:01 PM 1 15.87 0.00 1.29 0.10 0.07 82.67 05:16:01 PM 2 17.55 0.00 1.27 0.12 0.07 81.00 05:16:01 PM 3 6.22 0.00 0.93 0.02 0.05 92.78 05:16:01 PM 4 28.95 0.00 1.89 0.20 0.07 68.90 05:16:01 PM 5 6.07 0.00 0.67 0.00 0.07 93.19 05:16:01 PM 6 4.64 0.00 0.68 0.37 0.03 94.27 05:16:01 PM 7 3.84 0.00 0.77 0.07 0.03 95.29 Average: all 16.50 0.00 1.58 0.70 0.27 80.95 Average: 0 12.09 0.00 1.39 0.30 0.32 85.90 Average: 1 16.87 0.00 1.82 1.49 0.43 79.39 Average: 2 18.30 0.00 1.64 0.74 0.15 79.16 Average: 3 20.26 0.00 1.53 0.42 0.08 77.71 Average: 4 21.32 0.00 1.71 0.60 0.41 75.96 Average: 5 17.18 0.00 1.51 0.32 0.29 80.71 Average: 6 13.86 0.00 1.20 0.64 0.06 84.23 Average: 7 12.15 0.00 1.81 1.12 0.39 84.53