---> uname -a: Linux prd-centos8-docker-4c-4g-1509.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1492 11121 19 3149 13923 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:f0:05:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.163/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85957sec preferred_lft 85957sec inet6 fe80::f816:3eff:fef0:594/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c5:a1:3a:5a 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:c5ff:fea1:3a5a/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) 12/27/2025 _x86_64_ (4 CPU) 00:32:28 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 179.29 15.48 163.81 3067.38 10143.29 12:35:01 AM 178.11 6.31 171.80 1010.16 11647.44 12:36:01 AM 31.49 0.05 31.44 1.07 7519.50 12:37:01 AM 3.13 1.83 1.30 138.78 294.02 12:38:01 AM 74.76 1.67 73.09 500.77 16073.58 12:39:01 AM 28.41 2.68 25.72 92.24 1217.26 Average: 82.54 4.67 77.87 801.78 7816.17 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 12800748 14861004 3340784 20.70 2688 2267624 1279184 7.44 163288 2788584 229336 12:35:01 AM 11262520 13641796 4879012 30.23 2688 2579888 2322844 13.51 256672 4197184 213876 12:36:01 AM 10452324 12837664 5689208 35.25 2688 2585764 2979596 17.33 266964 4994260 2228 12:37:01 AM 9401180 11797340 6740352 41.76 2688 2596272 3964688 23.06 269544 6038996 568 12:38:01 AM 8753680 11571840 7387852 45.77 2688 3007956 4466644 25.98 408468 6504996 108 12:39:01 AM 11444704 14314132 4696828 29.10 2688 3058884 1705412 9.92 482728 3752392 26632 Average: 10685859 13170629 5455673 33.80 2688 2682731 2786395 16.21 307944 4712735 78791 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 204.10 148.67 2975.88 27.25 0.00 0.00 0.00 0.00 12:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 337.86 262.77 4264.30 34.44 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 170.62 109.32 64.58 70.27 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 211.05 143.23 63.07 62.22 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 18.56 18.56 27.84 27.84 0.00 0.00 0.00 0.00 12:38:01 AM eth0 211.23 126.21 2829.25 11.66 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.15 0.25 0.01 0.02 0.00 0.00 0.00 0.00 12:38:01 AM veth56d3722 0.15 0.40 0.01 0.03 0.00 0.00 0.00 0.00 12:38:01 AM br-13368a8cf389 5.88 5.58 25.64 0.93 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.78 0.78 0.04 0.04 0.00 0.00 0.00 0.00 12:39:01 AM eth0 496.30 226.64 735.78 287.30 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.07 0.08 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.22 3.22 4.65 4.65 0.00 0.00 0.00 0.00 Average: eth0 271.87 169.48 1822.31 82.19 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.06 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) 12/27/2025 _x86_64_ (4 CPU) 00:32:28 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 24.16 0.00 2.11 1.01 0.08 72.64 12:34:01 AM 0 30.21 0.00 2.15 0.77 0.10 66.78 12:34:01 AM 1 13.72 0.00 1.64 1.02 0.08 83.54 12:34:01 AM 2 40.22 0.00 3.81 1.52 0.08 54.36 12:34:01 AM 3 12.45 0.00 0.84 0.74 0.07 85.91 12:35:01 AM all 58.87 0.00 1.95 0.84 0.09 38.25 12:35:01 AM 0 55.50 0.00 1.94 0.57 0.08 41.91 12:35:01 AM 1 63.59 0.00 2.67 1.09 0.08 32.56 12:35:01 AM 2 58.87 0.00 1.50 0.85 0.10 38.68 12:35:01 AM 3 57.52 0.00 1.69 0.85 0.10 39.84 12:36:01 AM all 36.95 0.00 1.32 0.27 0.08 61.39 12:36:01 AM 0 37.88 0.00 1.69 0.08 0.10 60.25 12:36:01 AM 1 31.66 0.00 1.32 0.58 0.07 66.37 12:36:01 AM 2 42.30 0.00 1.29 0.07 0.07 56.28 12:36:01 AM 3 35.94 0.00 0.99 0.33 0.07 62.67 12:37:01 AM all 24.76 0.00 1.18 0.01 0.08 73.97 12:37:01 AM 0 47.52 0.00 1.62 0.05 0.08 50.73 12:37:01 AM 1 19.06 0.00 1.04 0.00 0.08 79.82 12:37:01 AM 2 15.06 0.00 1.25 0.00 0.07 83.63 12:37:01 AM 3 17.40 0.00 0.82 0.00 0.07 81.72 12:38:01 AM all 28.74 0.00 3.10 1.19 0.10 66.88 12:38:01 AM 0 34.42 0.00 3.24 1.66 0.10 60.57 12:38:01 AM 1 29.41 0.00 2.91 0.67 0.10 66.91 12:38:01 AM 2 24.59 0.00 3.21 1.90 0.08 70.22 12:38:01 AM 3 26.56 0.00 3.02 0.50 0.10 69.81 12:39:01 AM all 41.16 0.00 1.38 0.12 0.08 57.26 12:39:01 AM 0 23.35 0.00 1.39 0.10 0.08 75.08 12:39:01 AM 1 46.13 0.00 1.44 0.12 0.07 52.25 12:39:01 AM 2 46.59 0.00 1.84 0.27 0.07 51.24 12:39:01 AM 3 48.57 0.00 0.85 0.00 0.08 50.49 Average: all 35.78 0.00 1.84 0.57 0.08 61.73 Average: 0 38.15 0.00 2.00 0.54 0.09 59.22 Average: 1 33.94 0.00 1.84 0.58 0.08 63.57 Average: 2 37.95 0.00 2.15 0.77 0.08 59.05 Average: 3 33.08 0.00 1.37 0.40 0.08 65.07