---> uname -a: Linux prd-centos8-docker-8c-8g-40072.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 1033 27322 19 3534 30400 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:11:35:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.229/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe11:3553/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:99:45:da:90 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::42:99ff:fe45:da90/64 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) 08/22/2025 _x86_64_ (8 CPU) 17:11:57 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 417.69 18.59 399.10 4178.71 13697.57 05:15:01 PM 224.78 2.32 222.46 186.90 14337.56 05:16:01 PM 140.57 1.15 139.42 381.47 36807.26 Average: 261.02 7.35 253.67 1582.58 21614.10 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28584920 30630464 4070792 12.47 2688 2358500 1882604 5.59 203428 3386520 170396 05:15:01 PM 26497536 29294000 6158176 18.86 2688 3101496 3221564 9.56 475916 5166972 541092 05:16:01 PM 28002952 31156312 4652760 14.25 2688 3453032 1484520 4.40 802760 3318016 102992 Average: 27695136 30360259 4960576 15.19 2688 2971009 2196229 6.52 494035 3957169 271493 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 315.03 275.30 3191.75 61.71 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 528.55 403.98 8624.71 49.31 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 288.65 302.18 661.47 2363.20 0.00 0.00 0.00 0.00 05:16:01 PM docker0 7.56 11.45 0.55 243.45 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 377.40 327.15 4159.01 824.74 0.00 0.00 0.00 0.00 Average: docker0 2.52 3.82 0.18 81.15 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) 08/22/2025 _x86_64_ (8 CPU) 17:11:57 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 15.00 0.00 1.32 1.46 0.07 82.16 05:14:01 PM 0 11.83 0.00 1.30 0.68 0.05 86.13 05:14:01 PM 1 19.48 0.00 1.62 1.75 0.08 77.06 05:14:01 PM 2 14.28 0.00 0.97 0.94 0.07 83.74 05:14:01 PM 3 17.06 0.00 1.64 2.16 0.08 79.06 05:14:01 PM 4 21.88 0.00 1.94 1.80 0.08 74.29 05:14:01 PM 5 13.19 0.00 1.15 1.47 0.05 84.13 05:14:01 PM 6 5.50 0.00 1.05 1.65 0.05 91.74 05:14:01 PM 7 16.75 0.00 0.85 1.20 0.07 81.13 05:15:01 PM all 28.32 0.00 1.73 1.07 0.09 68.79 05:15:01 PM 0 19.02 0.00 1.41 0.13 0.10 79.33 05:15:01 PM 1 24.79 0.00 1.75 2.17 0.10 71.20 05:15:01 PM 2 28.39 0.00 2.18 1.41 0.10 67.92 05:15:01 PM 3 46.38 0.00 2.21 2.51 0.10 48.79 05:15:01 PM 4 30.62 0.00 1.66 0.70 0.08 66.93 05:15:01 PM 5 34.07 0.00 1.39 1.21 0.10 63.23 05:15:01 PM 6 27.99 0.00 1.46 0.18 0.08 70.28 05:15:01 PM 7 15.25 0.00 1.80 0.22 0.07 82.67 05:16:01 PM all 11.06 0.00 2.61 1.53 0.07 84.73 05:16:01 PM 0 8.41 0.00 2.50 0.45 0.08 88.55 05:16:01 PM 1 11.57 0.00 3.02 3.46 0.07 81.87 05:16:01 PM 2 14.93 0.00 2.63 0.12 0.07 82.26 05:16:01 PM 3 12.47 0.00 2.58 0.59 0.03 84.33 05:16:01 PM 4 14.77 0.00 2.50 3.74 0.07 78.93 05:16:01 PM 5 10.53 0.00 2.56 0.27 0.07 86.58 05:16:01 PM 6 10.06 0.00 2.85 2.11 0.07 84.91 05:16:01 PM 7 5.75 0.00 2.26 1.48 0.07 90.44 Average: all 18.12 0.00 1.89 1.35 0.07 78.57 Average: 0 13.08 0.00 1.74 0.42 0.08 84.68 Average: 1 18.62 0.00 2.13 2.46 0.08 76.71 Average: 2 19.19 0.00 1.93 0.82 0.08 77.98 Average: 3 25.30 0.00 2.14 1.75 0.07 70.74 Average: 4 22.42 0.00 2.03 2.08 0.08 73.39 Average: 5 19.27 0.00 1.70 0.98 0.07 77.98 Average: 6 14.51 0.00 1.79 1.32 0.07 82.32 Average: 7 12.59 0.00 1.64 0.97 0.07 84.74