---> uname -a: Linux prd-centos8-docker-8c-8g-13340.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 1059 26991 19 3837 30363 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:84:71:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.77/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe84:7109/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:27:00:0e:34 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::42:27ff:fe00:e34/64 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) 08/18/2026 _x86_64_ (8 CPU) 03:37:22 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 162.55 14.63 147.92 3223.33 10047.80 03:40:01 AM 484.72 4.80 479.92 1165.61 17609.06 03:41:01 AM 281.02 2.98 278.04 448.65 47567.08 Average: 309.43 7.47 301.96 1612.53 25074.65 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28994172 30986524 3659200 11.21 2688 2308072 1833092 5.44 160728 3030952 242792 03:40:01 AM 27745816 30175168 4907556 15.03 2688 2734744 2330436 6.91 266136 4127664 243076 03:41:01 AM 26258828 29675188 6394544 19.58 2688 3707688 2697092 8.00 646144 5175124 101864 Average: 27666272 30278960 4987100 15.27 2688 2916835 2286873 6.79 357669 4111247 195911 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 182.56 143.35 1998.97 40.44 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 480.04 415.16 6161.52 58.07 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 454.20 346.53 7401.03 40.29 0.00 0.00 0.00 0.00 03:41:01 AM docker0 23.21 32.21 1.25 309.49 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 372.26 301.68 5187.17 46.26 0.00 0.00 0.00 0.00 Average: docker0 7.74 10.74 0.42 103.16 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) 08/18/2026 _x86_64_ (8 CPU) 03:37:22 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 11.09 0.00 1.05 0.40 0.06 87.41 03:39:01 AM 0 6.51 0.00 0.60 0.12 0.05 92.72 03:39:01 AM 1 7.02 0.00 0.45 0.20 0.07 92.26 03:39:01 AM 2 5.01 0.00 1.17 0.62 0.07 93.13 03:39:01 AM 3 17.06 0.00 1.25 0.69 0.07 80.94 03:39:01 AM 4 17.35 0.00 1.32 0.28 0.03 81.02 03:39:01 AM 5 4.71 0.00 0.47 0.12 0.05 94.65 03:39:01 AM 6 5.13 0.00 0.55 0.50 0.05 93.77 03:39:01 AM 7 25.92 0.00 2.56 0.67 0.07 70.79 03:40:01 AM all 24.36 0.00 1.69 1.20 0.09 72.66 03:40:01 AM 0 24.56 0.00 1.09 0.18 0.08 74.08 03:40:01 AM 1 16.57 0.00 1.57 0.97 0.12 80.77 03:40:01 AM 2 21.77 0.00 1.91 1.09 0.07 75.17 03:40:01 AM 3 27.73 0.00 2.68 2.23 0.12 67.24 03:40:01 AM 4 21.11 0.00 1.50 0.87 0.08 76.44 03:40:01 AM 5 29.67 0.00 2.05 2.70 0.10 65.49 03:40:01 AM 6 19.89 0.00 1.32 0.70 0.08 78.01 03:40:01 AM 7 33.62 0.00 1.39 0.87 0.10 64.03 03:41:01 AM all 20.35 0.00 2.96 0.95 0.09 75.64 03:41:01 AM 0 16.97 0.00 2.44 0.20 0.07 80.32 03:41:01 AM 1 16.26 0.00 4.01 2.12 0.08 77.52 03:41:01 AM 2 19.66 0.00 3.68 1.45 0.12 75.09 03:41:01 AM 3 24.82 0.00 2.19 0.82 0.08 72.08 03:41:01 AM 4 18.12 0.00 3.38 1.55 0.10 76.85 03:41:01 AM 5 22.36 0.00 2.49 0.37 0.08 74.70 03:41:01 AM 6 22.74 0.00 2.50 0.35 0.08 74.32 03:41:01 AM 7 21.86 0.00 3.01 0.76 0.10 74.27 Average: all 18.59 0.00 1.90 0.85 0.08 78.58 Average: 0 16.00 0.00 1.37 0.17 0.07 82.39 Average: 1 13.28 0.00 2.01 1.10 0.09 83.53 Average: 2 15.47 0.00 2.25 1.05 0.08 81.15 Average: 3 23.20 0.00 2.04 1.25 0.09 73.43 Average: 4 18.86 0.00 2.06 0.90 0.07 78.11 Average: 5 18.89 0.00 1.67 1.06 0.08 78.30 Average: 6 15.91 0.00 1.46 0.52 0.07 82.05 Average: 7 27.14 0.00 2.32 0.76 0.09 69.69