---> uname -a: Linux prd-centos8-docker-8c-8g-8611.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 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1055 26500 19 4334 30368 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:cd:83:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.217/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fecd:83b0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e8:c7:b6:54 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:e8ff:fec7:b654/64 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) 05/06/2026 _x86_64_ (8 CPU) 14:56:11 LINUX RESTART (8 CPU) 02:57:01 PM tps rtps wtps bread/s bwrtn/s 02:58:01 PM 297.55 19.13 278.42 7725.42 14942.50 02:59:01 PM 175.91 16.48 159.44 2026.72 40624.47 03:00:01 PM 268.73 0.32 268.41 91.04 10290.70 Average: 247.39 11.97 235.42 3280.99 21953.60 02:57:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 PM 28366284 30723484 4289428 13.14 2688 2669816 1826768 5.42 286208 3521328 317076 02:59:01 PM 26030128 29305972 6625584 20.29 2688 3569928 4038516 11.98 535184 5527672 148 03:00:01 PM 27154668 31112012 5501044 16.85 2688 4246156 1483640 4.40 818160 4119072 469876 Average: 27183693 30380489 5472019 16.76 2688 3495300 2449641 7.27 546517 4389357 262367 02:57:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:58:01 PM eth0 509.91 379.94 6046.83 56.46 0.00 0.00 0.00 0.00 02:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:59:01 PM eth0 1348.14 349.74 7347.59 31.15 0.00 0.00 0.00 0.00 02:59:01 PM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 02:59:01 PM veth7d0168a 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 03:00:01 PM lo 13.06 13.06 1.36 1.36 0.00 0.00 0.00 0.00 03:00:01 PM eth0 161.20 127.26 1715.56 29.47 0.00 0.00 0.00 0.00 03:00:01 PM docker0 4.80 5.81 0.65 0.68 0.00 0.00 0.00 0.00 Average: lo 4.35 4.35 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 673.12 285.65 5036.79 39.03 0.00 0.00 0.00 0.00 Average: docker0 1.60 1.98 0.22 0.23 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) 05/06/2026 _x86_64_ (8 CPU) 14:56:11 LINUX RESTART (8 CPU) 02:57:01 PM CPU %user %nice %system %iowait %steal %idle 02:58:01 PM all 17.39 0.00 1.91 0.85 0.08 79.77 02:58:01 PM 0 9.94 0.00 1.32 0.42 0.10 88.22 02:58:01 PM 1 14.55 0.00 1.22 0.30 0.10 83.83 02:58:01 PM 2 31.84 0.00 2.46 0.80 0.08 64.81 02:58:01 PM 3 16.36 0.00 2.70 1.78 0.10 79.07 02:58:01 PM 4 19.03 0.00 1.67 0.40 0.08 78.82 02:58:01 PM 5 12.59 0.00 1.59 0.74 0.05 85.03 02:58:01 PM 6 22.18 0.00 2.57 1.44 0.08 73.73 02:58:01 PM 7 12.67 0.00 1.74 0.90 0.07 84.62 02:59:01 PM all 32.81 0.22 3.02 0.77 0.09 63.09 02:59:01 PM 0 31.60 0.00 2.66 0.03 0.08 65.62 02:59:01 PM 1 43.09 1.68 3.38 1.45 0.08 50.32 02:59:01 PM 2 37.32 0.02 3.20 0.73 0.10 58.63 02:59:01 PM 3 37.81 0.00 2.93 0.62 0.10 58.54 02:59:01 PM 4 33.62 0.00 2.69 1.11 0.08 62.50 02:59:01 PM 5 24.12 0.00 2.93 1.05 0.10 71.80 02:59:01 PM 6 28.00 0.03 2.78 0.91 0.10 68.18 02:59:01 PM 7 26.89 0.00 3.58 0.25 0.10 69.17 03:00:01 PM all 22.65 0.09 2.92 0.51 0.08 73.76 03:00:01 PM 0 29.71 0.03 3.55 0.42 0.08 66.20 03:00:01 PM 1 26.68 0.03 3.06 0.39 0.08 69.75 03:00:01 PM 2 23.82 0.02 2.72 0.30 0.07 73.08 03:00:01 PM 3 15.03 0.54 2.80 0.03 0.07 81.53 03:00:01 PM 4 18.71 0.03 4.00 2.16 0.07 75.03 03:00:01 PM 5 20.33 0.00 2.36 0.35 0.07 76.89 03:00:01 PM 6 27.42 0.03 2.81 0.22 0.08 69.43 03:00:01 PM 7 19.49 0.03 2.03 0.18 0.08 78.17 Average: all 24.27 0.10 2.61 0.71 0.08 72.22 Average: 0 23.72 0.01 2.51 0.29 0.09 73.38 Average: 1 28.09 0.57 2.55 0.71 0.09 67.98 Average: 2 30.98 0.01 2.79 0.61 0.08 65.52 Average: 3 23.05 0.18 2.81 0.81 0.09 73.06 Average: 4 23.77 0.01 2.79 1.22 0.08 72.13 Average: 5 19.00 0.00 2.29 0.71 0.07 77.92 Average: 6 25.86 0.02 2.72 0.85 0.09 70.45 Average: 7 19.66 0.01 2.45 0.45 0.08 77.35