---> uname -a: Linux prd-centos8-docker-8c-8g-12942.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 1010 27053 19 3826 30427 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:61:d7:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.108/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86175sec preferred_lft 86175sec inet6 fe80::f816:3eff:fe61:d77d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:10:30:e0:03 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 11/15/2025 _x86_64_ (8 CPU) 13:51:20 LINUX RESTART (8 CPU) 01:52:01 PM tps rtps wtps bread/s bwrtn/s 01:53:01 PM 133.71 2.48 131.22 1590.67 10655.58 01:54:01 PM 240.16 14.51 225.65 1578.14 5592.44 01:55:01 PM 155.33 2.08 153.25 143.82 54940.90 Average: 176.40 6.36 170.04 1104.24 23728.63 01:52:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:53:01 PM 29468428 31261916 3187276 9.76 2688 2112676 1385048 4.11 147164 2583724 86676 01:54:01 PM 27622552 30710440 5033152 15.41 2688 3395868 1861820 5.52 178724 4354716 1220236 01:55:01 PM 27713424 31166816 4942280 15.13 2688 3756660 1485292 4.41 517640 3913880 8352 Average: 28268135 31046391 4387569 13.44 2688 3088401 1577387 4.68 281176 3617440 438421 01:52:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 PM eth0 80.56 58.80 1081.69 27.19 0.00 0.00 0.00 0.00 01:53:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 PM eth0 618.81 459.00 9673.61 75.65 0.00 0.00 0.00 0.00 01:54:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 PM eth0 205.81 205.41 309.09 1893.92 0.00 0.00 0.00 0.00 01:55:01 PM docker0 0.00 0.00 0.00 0.00 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 301.74 241.08 3688.46 665.56 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 11/15/2025 _x86_64_ (8 CPU) 13:51:20 LINUX RESTART (8 CPU) 01:52:01 PM CPU %user %nice %system %iowait %steal %idle 01:53:01 PM all 7.03 0.00 0.78 0.36 0.04 91.78 01:53:01 PM 0 0.55 0.00 0.22 0.03 0.07 99.13 01:53:01 PM 1 1.68 0.00 0.43 0.37 0.03 97.48 01:53:01 PM 2 1.22 0.00 0.28 0.35 0.05 98.09 01:53:01 PM 3 23.15 0.00 2.30 0.53 0.05 73.96 01:53:01 PM 4 10.80 0.00 1.15 0.43 0.03 87.58 01:53:01 PM 5 3.70 0.00 0.47 0.12 0.03 95.68 01:53:01 PM 6 13.44 0.00 1.07 0.27 0.03 85.20 01:53:01 PM 7 1.62 0.00 0.35 0.82 0.05 97.16 01:54:01 PM all 12.16 0.00 1.19 0.53 0.06 86.06 01:54:01 PM 0 14.76 0.00 1.00 0.13 0.07 84.04 01:54:01 PM 1 10.31 0.00 1.50 0.65 0.08 87.46 01:54:01 PM 2 13.93 0.00 1.49 1.34 0.08 83.16 01:54:01 PM 3 16.02 0.00 2.27 0.94 0.08 80.69 01:54:01 PM 4 11.03 0.00 1.09 0.37 0.03 87.49 01:54:01 PM 5 6.26 0.00 0.84 0.40 0.05 92.45 01:54:01 PM 6 18.98 0.00 0.75 0.33 0.07 79.86 01:54:01 PM 7 6.03 0.00 0.57 0.07 0.05 93.29 01:55:01 PM all 12.57 0.00 1.70 0.78 0.06 84.90 01:55:01 PM 0 11.70 0.00 1.72 0.15 0.07 86.36 01:55:01 PM 1 4.10 0.00 1.17 1.29 0.05 93.38 01:55:01 PM 2 5.07 0.00 1.29 1.35 0.07 92.22 01:55:01 PM 3 17.06 0.00 1.85 0.92 0.05 80.12 01:55:01 PM 4 17.73 0.00 1.72 0.50 0.05 80.00 01:55:01 PM 5 8.83 0.00 2.83 0.97 0.07 87.31 01:55:01 PM 6 17.94 0.00 1.79 0.89 0.05 79.34 01:55:01 PM 7 18.07 0.00 1.27 0.13 0.05 80.48 Average: all 10.58 0.00 1.23 0.56 0.05 87.58 Average: 0 9.00 0.00 0.98 0.11 0.07 89.85 Average: 1 5.36 0.00 1.04 0.77 0.06 92.78 Average: 2 6.74 0.00 1.02 1.01 0.07 91.16 Average: 3 18.75 0.00 2.14 0.80 0.06 78.26 Average: 4 13.18 0.00 1.32 0.43 0.04 85.02 Average: 5 6.26 0.00 1.38 0.50 0.05 91.82 Average: 6 16.78 0.00 1.20 0.50 0.05 81.47 Average: 7 8.57 0.00 0.73 0.34 0.05 90.31