---> uname -a: Linux prd-centos8-docker-8c-8g-4360.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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: 31888 1082 27049 19 3755 30343 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:8d:e4:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.20/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe8d:e46f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0a:bc:07:75 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:aff:febc:775/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/27/2026 _x86_64_ (8 CPU) 17:11:24 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 170.52 14.74 155.78 3171.40 10611.50 05:14:01 PM 474.10 5.55 468.56 1231.93 17290.08 05:15:01 PM 263.60 4.72 258.88 484.24 44595.63 Average: 303.47 8.30 295.17 1620.60 24241.83 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28935108 30927512 3718256 11.39 2688 2308248 1834264 5.44 160908 3090296 225848 05:14:01 PM 27786352 30248060 4867012 14.91 2688 2766996 2116048 6.28 287536 4064716 261556 05:15:01 PM 27736736 31106640 4916628 15.06 2688 3664740 1523536 4.52 642928 3720152 166112 Average: 28152732 30760737 4500632 13.78 2688 2913328 1824616 5.41 363791 3625055 217839 05:12:02 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 164.81 131.84 2016.05 40.36 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 485.75 417.81 6646.05 59.77 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 506.25 437.27 6042.41 1275.87 0.00 0.00 0.00 0.00 05:15:01 PM docker0 7.80 15.98 0.56 257.09 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 386.83 330.07 4917.52 461.02 0.00 0.00 0.00 0.00 Average: docker0 2.61 5.36 0.19 86.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/27/2026 _x86_64_ (8 CPU) 17:11:24 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.00 0.00 1.07 0.52 0.06 87.35 05:13:01 PM 0 10.40 0.00 0.80 0.32 0.05 88.43 05:13:01 PM 1 7.07 0.00 0.82 0.44 0.07 91.60 05:13:01 PM 2 31.54 0.00 2.75 0.59 0.08 65.02 05:13:01 PM 3 4.57 0.00 0.75 1.26 0.05 93.37 05:13:01 PM 4 12.09 0.00 1.14 0.73 0.05 86.00 05:13:01 PM 5 3.72 0.00 0.71 0.24 0.05 95.27 05:13:01 PM 6 9.86 0.00 0.75 0.31 0.07 89.02 05:13:01 PM 7 8.71 0.00 0.87 0.25 0.03 90.14 05:14:01 PM all 29.58 0.00 1.80 1.23 0.10 67.30 05:14:01 PM 0 38.96 0.00 1.45 0.77 0.10 58.72 05:14:01 PM 1 30.71 0.00 3.02 3.40 0.10 62.77 05:14:01 PM 2 29.02 0.00 2.38 1.37 0.10 67.12 05:14:01 PM 3 21.78 0.00 1.24 0.54 0.10 76.34 05:14:01 PM 4 32.54 0.00 2.11 1.66 0.12 63.57 05:14:01 PM 5 27.82 0.00 1.06 0.39 0.10 70.64 05:14:01 PM 6 17.80 0.00 1.76 0.79 0.08 79.57 05:14:01 PM 7 37.94 0.00 1.35 0.94 0.10 59.67 05:15:01 PM all 18.22 0.00 2.50 0.96 0.08 78.23 05:15:01 PM 0 27.78 0.00 2.51 1.46 0.08 68.16 05:15:01 PM 1 17.49 0.00 2.35 0.87 0.10 79.19 05:15:01 PM 2 14.58 0.00 2.81 0.62 0.08 81.91 05:15:01 PM 3 20.29 0.00 2.42 1.75 0.08 75.46 05:15:01 PM 4 16.23 0.00 2.79 0.67 0.07 80.24 05:15:01 PM 5 12.77 0.00 3.20 1.18 0.08 82.77 05:15:01 PM 6 12.79 0.00 2.23 0.62 0.08 84.27 05:15:01 PM 7 23.81 0.00 1.73 0.47 0.08 73.91 Average: all 19.64 0.00 1.79 0.90 0.08 77.58 Average: 0 25.79 0.00 1.59 0.85 0.08 71.69 Average: 1 18.48 0.00 2.07 1.58 0.09 77.79 Average: 2 25.03 0.00 2.65 0.87 0.09 71.37 Average: 3 15.59 0.00 1.47 1.18 0.08 81.68 Average: 4 20.33 0.00 2.01 1.02 0.08 76.56 Average: 5 14.82 0.00 1.66 0.60 0.08 82.84 Average: 6 13.50 0.00 1.58 0.57 0.08 84.26 Average: 7 23.55 0.00 1.32 0.56 0.07 74.50