---> uname -a: Linux prd-centos8-docker-8c-8g-709.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 1070 27115 19 3704 30357 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:0d:8f:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.145/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fe0d:8f5d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7e:56:6f:e0 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::42:7eff:fe56:6fe0/64 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) 03/01/2026 _x86_64_ (8 CPU) 03:37:27 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 123.05 15.25 107.80 3281.19 8352.61 03:40:01 AM 389.29 4.65 384.64 1149.16 12898.07 03:41:01 AM 208.90 2.23 206.66 94.37 13294.99 03:42:01 AM 162.10 1.88 160.22 412.86 37996.50 Average: 220.84 6.00 214.84 1234.27 18136.56 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29322396 31161864 3333316 10.21 2688 2159144 2009096 5.96 152952 2734232 175728 03:40:01 AM 28419100 30566744 4236612 12.97 2688 2457640 1932284 5.73 227900 3514876 170232 03:41:01 AM 26566824 29407884 6088888 18.65 2688 3140192 3303552 9.80 516344 5035936 508704 03:42:01 AM 27766880 31084732 4888832 14.97 2688 3610448 1518164 4.50 824848 3507964 148960 Average: 28018800 30555306 4636912 14.20 2688 2841856 2190774 6.50 430511 3698252 250906 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 114.08 88.30 1335.98 31.09 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 414.08 358.29 4087.78 52.79 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 577.59 440.32 9093.13 50.23 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 297.80 282.31 741.25 2333.97 0.00 0.00 0.00 0.00 03:42:01 AM docker0 21.97 35.67 1.18 309.47 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 350.90 292.32 3814.52 617.09 0.00 0.00 0.00 0.00 Average: docker0 5.49 8.92 0.30 77.38 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) 03/01/2026 _x86_64_ (8 CPU) 03:37:27 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.87 0.00 0.92 0.89 0.06 88.25 03:39:01 AM 0 2.19 0.00 0.37 0.28 0.08 97.08 03:39:01 AM 1 20.24 0.00 1.60 1.52 0.07 76.58 03:39:01 AM 2 13.74 0.00 1.27 0.95 0.08 83.95 03:39:01 AM 3 17.39 0.00 1.35 1.66 0.05 79.55 03:39:01 AM 4 4.77 0.00 0.43 0.17 0.07 94.57 03:39:01 AM 5 15.32 0.00 1.37 0.42 0.05 82.84 03:39:01 AM 6 1.99 0.00 0.43 1.17 0.08 96.33 03:39:01 AM 7 3.36 0.00 0.55 0.97 0.03 95.09 03:40:01 AM all 19.60 0.00 1.41 2.68 0.10 76.21 03:40:01 AM 0 22.43 0.00 1.29 1.70 0.10 74.48 03:40:01 AM 1 22.87 0.00 0.85 1.02 0.08 75.18 03:40:01 AM 2 12.87 0.00 1.39 2.08 0.10 83.56 03:40:01 AM 3 17.83 0.00 2.37 5.67 0.12 74.01 03:40:01 AM 4 17.22 0.00 1.49 2.77 0.10 78.42 03:40:01 AM 5 18.44 0.00 0.85 0.69 0.08 79.94 03:40:01 AM 6 22.75 0.00 2.06 4.58 0.10 70.51 03:40:01 AM 7 22.40 0.00 1.02 2.93 0.10 73.55 03:41:01 AM all 23.95 0.00 1.67 1.55 0.10 72.73 03:41:01 AM 0 27.83 0.00 1.28 0.13 0.10 70.66 03:41:01 AM 1 27.05 0.00 2.08 2.32 0.10 68.45 03:41:01 AM 2 20.96 0.00 1.54 1.46 0.10 75.94 03:41:01 AM 3 17.06 0.00 2.05 2.13 0.10 78.66 03:41:01 AM 4 30.16 0.00 1.69 3.35 0.10 64.69 03:41:01 AM 5 27.08 0.00 1.30 0.35 0.12 71.15 03:41:01 AM 6 15.64 0.00 1.86 1.70 0.12 80.68 03:41:01 AM 7 25.82 0.00 1.52 0.96 0.08 71.62 03:42:01 AM all 10.90 0.00 3.02 1.49 0.09 84.49 03:42:01 AM 0 15.79 0.00 3.93 2.03 0.10 78.14 03:42:01 AM 1 6.05 0.00 2.92 2.24 0.12 88.67 03:42:01 AM 2 10.55 0.00 3.32 3.58 0.10 82.45 03:42:01 AM 3 9.50 0.00 2.70 0.52 0.08 87.19 03:42:01 AM 4 16.70 0.00 3.03 0.93 0.10 79.24 03:42:01 AM 5 8.96 0.00 3.09 1.36 0.10 86.48 03:42:01 AM 6 7.79 0.00 2.57 0.91 0.07 88.66 03:42:01 AM 7 11.89 0.00 2.60 0.39 0.08 85.05 Average: all 16.08 0.00 1.76 1.65 0.09 80.42 Average: 0 17.04 0.00 1.71 1.04 0.10 80.11 Average: 1 19.06 0.00 1.86 1.77 0.09 77.21 Average: 2 14.53 0.00 1.88 2.01 0.10 81.48 Average: 3 15.45 0.00 2.12 2.49 0.09 79.85 Average: 4 17.20 0.00 1.66 1.80 0.09 79.24 Average: 5 17.44 0.00 1.65 0.70 0.09 80.11 Average: 6 12.03 0.00 1.73 2.09 0.09 84.06 Average: 7 15.86 0.00 1.42 1.31 0.08 81.33