---> uname -a: Linux prd-centos8-docker-8c-8g-16353.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 1051 27286 19 3552 30381 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:a7:68:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.47/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fea7:6814/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:93:89:46:96 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::42:93ff:fe89:4696/64 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) 11/29/2025 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 228.72 15.01 213.71 3260.32 11430.29 05:14:01 PM 399.15 6.13 393.02 1202.00 18681.79 05:15:01 PM 155.45 1.20 154.25 449.58 37830.71 Average: 261.29 7.41 253.88 1628.24 22710.24 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28895016 30829864 3760696 11.52 2688 2250312 1783276 5.29 163628 3129260 184924 05:14:01 PM 27490336 29919220 5165376 15.82 2688 2735332 2371636 7.04 407060 4248884 187012 05:15:01 PM 27922500 31089084 4733212 14.49 2688 3465244 1539608 4.57 800856 3398252 101048 Average: 28102617 30612723 4553095 13.94 2688 2816963 1898173 5.63 457181 3592132 157661 05:12:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 229.55 196.49 2598.95 52.45 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 519.71 423.91 7104.94 57.19 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 409.30 358.85 3532.88 2370.45 0.00 0.00 0.00 0.00 05:15:01 PM docker0 7.20 13.61 0.53 243.72 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 387.06 327.14 4422.39 831.02 0.00 0.00 0.00 0.00 Average: docker0 2.41 4.56 0.18 81.69 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) 11/29/2025 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 12.85 0.00 1.20 0.97 0.08 84.90 05:13:01 PM 0 6.82 0.00 1.04 1.50 0.09 90.56 05:13:01 PM 1 14.67 0.00 0.63 0.29 0.09 84.33 05:13:01 PM 2 13.96 0.00 1.55 1.58 0.07 82.84 05:13:01 PM 3 10.82 0.00 0.71 0.76 0.07 87.64 05:13:01 PM 4 6.23 0.00 1.17 1.89 0.09 90.63 05:13:01 PM 5 41.65 0.00 3.33 0.66 0.10 54.26 05:13:01 PM 6 5.16 0.00 0.51 0.36 0.05 93.92 05:13:01 PM 7 3.48 0.00 0.68 0.70 0.07 95.07 05:14:01 PM all 31.46 0.00 1.78 1.62 0.11 65.03 05:14:01 PM 0 24.37 0.00 1.54 1.51 0.12 72.47 05:14:01 PM 1 31.85 0.00 1.95 1.85 0.12 64.24 05:14:01 PM 2 25.67 0.00 2.15 1.63 0.10 70.46 05:14:01 PM 3 28.34 0.00 2.87 3.34 0.10 65.35 05:14:01 PM 4 19.95 0.00 1.26 1.55 0.10 77.15 05:14:01 PM 5 45.37 0.00 1.33 1.12 0.12 52.07 05:14:01 PM 6 49.29 0.00 1.43 1.07 0.12 48.09 05:14:01 PM 7 26.92 0.00 1.73 0.87 0.10 70.38 05:15:01 PM all 11.81 0.00 2.95 1.49 0.09 83.67 05:15:01 PM 0 15.92 0.00 3.01 0.25 0.12 80.70 05:15:01 PM 1 8.01 0.00 3.19 1.97 0.10 86.73 05:15:01 PM 2 25.16 0.00 3.52 3.07 0.10 68.15 05:15:01 PM 3 11.61 0.00 3.23 2.97 0.08 82.10 05:15:01 PM 4 7.19 0.00 2.15 1.08 0.07 89.51 05:15:01 PM 5 10.48 0.00 2.82 0.47 0.08 86.15 05:15:01 PM 6 7.48 0.00 2.39 0.87 0.07 89.19 05:15:01 PM 7 8.63 0.00 3.28 1.21 0.07 86.81 Average: all 18.74 0.00 1.98 1.36 0.09 77.83 Average: 0 15.75 0.00 1.86 1.08 0.11 81.20 Average: 1 18.19 0.00 1.93 1.37 0.10 78.41 Average: 2 21.63 0.00 2.41 2.09 0.09 73.78 Average: 3 16.95 0.00 2.28 2.37 0.08 78.32 Average: 4 11.14 0.00 1.53 1.50 0.08 85.74 Average: 5 32.46 0.00 2.49 0.75 0.10 64.20 Average: 6 20.71 0.00 1.44 0.77 0.08 77.00 Average: 7 13.06 0.00 1.90 0.93 0.08 84.04