---> uname -a: Linux prd-centos8-docker-8c-8g-14072.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: 2799.996 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: 31888 1037 27089 19 3760 30387 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:80:11:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.140/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe80:1109/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cd:55:bd:f2 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:cdff:fe55:bdf2/64 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) 07/30/2026 _x86_64_ (8 CPU) 17:11:58 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 238.91 14.51 224.40 3223.06 14706.88 05:15:01 PM 360.03 4.82 355.21 1166.01 14161.40 05:16:01 PM 235.80 3.43 232.37 522.49 41985.97 Average: 278.25 7.59 270.66 1637.10 23618.58 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28922880 30997676 3730492 11.42 2688 2387084 1840392 5.46 196088 3050880 174544 05:15:01 PM 27783328 30253928 4870044 14.91 2688 2774788 2126348 6.31 400388 3950928 192384 05:16:01 PM 27803780 31179320 4849592 14.85 2688 3669216 1522488 4.52 641832 3652388 166152 Average: 28169996 30810308 4483376 13.73 2688 2943696 1829743 5.43 412769 3551399 177693 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 233.81 200.12 2415.41 51.83 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 412.11 354.27 5556.18 48.69 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 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 569.39 509.58 6025.38 2395.23 0.00 0.00 0.00 0.00 05:16:01 PM docker0 8.55 17.06 0.60 260.56 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 405.12 354.66 4665.78 831.96 0.00 0.00 0.00 0.00 Average: docker0 2.85 5.69 0.20 86.86 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) 07/30/2026 _x86_64_ (8 CPU) 17:11:58 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 14.73 0.00 1.39 0.81 0.06 83.01 05:14:01 PM 0 19.70 0.00 0.65 0.45 0.07 79.13 05:14:01 PM 1 22.10 0.00 1.94 0.87 0.07 75.03 05:14:01 PM 2 6.60 0.00 1.10 0.67 0.07 91.56 05:14:01 PM 3 9.48 0.00 1.45 1.24 0.05 87.78 05:14:01 PM 4 5.52 0.00 1.07 0.89 0.05 92.47 05:14:01 PM 5 22.78 0.00 2.27 0.53 0.08 74.33 05:14:01 PM 6 18.79 0.00 1.47 1.64 0.05 78.05 05:14:01 PM 7 12.85 0.00 1.14 0.18 0.07 85.76 05:15:01 PM all 26.15 0.00 1.56 1.31 0.09 70.89 05:15:01 PM 0 29.61 0.00 1.02 0.45 0.08 68.84 05:15:01 PM 1 22.85 0.00 1.89 3.79 0.08 71.39 05:15:01 PM 2 19.20 0.00 1.46 1.69 0.08 77.56 05:15:01 PM 3 32.70 0.00 2.53 1.26 0.10 63.42 05:15:01 PM 4 24.68 0.00 1.06 0.27 0.08 73.91 05:15:01 PM 5 32.47 0.00 1.17 1.12 0.08 65.15 05:15:01 PM 6 32.15 0.00 1.98 1.46 0.10 64.31 05:15:01 PM 7 15.49 0.00 1.38 0.45 0.08 82.59 05:16:01 PM all 17.01 0.00 2.52 0.91 0.08 79.49 05:16:01 PM 0 18.06 0.00 2.25 0.23 0.07 79.39 05:16:01 PM 1 19.51 0.00 3.14 2.28 0.08 74.99 05:16:01 PM 2 16.48 0.00 2.42 0.91 0.08 80.11 05:16:01 PM 3 28.01 0.00 3.19 1.28 0.07 67.45 05:16:01 PM 4 19.41 0.00 2.43 1.14 0.08 76.93 05:16:01 PM 5 12.75 0.00 1.88 0.59 0.07 84.72 05:16:01 PM 6 10.77 0.00 2.92 0.34 0.08 85.89 05:16:01 PM 7 11.09 0.00 1.95 0.49 0.07 86.41 Average: all 19.29 0.00 1.82 1.01 0.08 77.80 Average: 0 22.46 0.00 1.31 0.38 0.07 75.78 Average: 1 21.49 0.00 2.32 2.31 0.08 73.80 Average: 2 14.08 0.00 1.66 1.09 0.08 83.09 Average: 3 23.38 0.00 2.39 1.26 0.07 72.90 Average: 4 16.53 0.00 1.52 0.77 0.07 81.11 Average: 5 22.67 0.00 1.77 0.75 0.08 74.73 Average: 6 20.57 0.00 2.12 1.14 0.08 76.08 Average: 7 13.15 0.00 1.49 0.37 0.07 84.92