---> uname -a: Linux prd-centos8-docker-4c-4g-15496.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: 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): 0-3 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 827 11627 19 3307 14589 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:af:41:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.180/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:feaf:41dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fa:44:bb:bd 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:faff:fe44:bbbd/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) 11/26/2025 _x86_64_ (4 CPU) 16:03:28 LINUX RESTART (4 CPU) 04:04:03 PM tps rtps wtps bread/s bwrtn/s 04:05:01 PM 138.73 14.75 123.97 3042.95 7158.50 04:06:01 PM 229.60 3.68 225.91 898.52 13588.95 04:07:01 PM 151.00 5.90 145.10 5681.04 29580.27 Average: 173.49 8.04 165.45 3209.48 16884.12 04:04:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 PM 12920720 14860520 3220804 19.95 2688 2148948 1363544 7.93 153272 2690028 198712 04:06:01 PM 12626664 15020240 3514860 21.78 2688 2593952 1152252 6.70 288536 2807860 280936 04:07:01 PM 11906272 14936624 4235252 26.24 2688 3219904 1211760 7.05 765784 3012304 8908 Average: 12484552 14939128 3656972 22.66 2688 2654268 1242519 7.23 402531 2836731 162852 04:04:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 PM eth0 147.12 107.65 1317.96 29.48 0.00 0.00 0.00 0.00 04:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 PM eth0 283.05 247.46 3689.25 43.87 0.00 0.00 0.00 0.00 04:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 PM eth0 254.27 207.63 1884.82 2004.91 0.00 0.00 0.00 0.00 04:07:01 PM docker0 89.84 91.27 1001.22 616.01 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 229.05 188.48 2308.27 700.24 0.00 0.00 0.00 0.00 Average: docker0 30.28 30.77 337.51 207.65 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) 11/26/2025 _x86_64_ (4 CPU) 16:03:28 LINUX RESTART (4 CPU) 04:04:03 PM CPU %user %nice %system %iowait %steal %idle 04:05:01 PM all 21.64 0.00 1.96 0.77 0.08 75.55 04:05:01 PM 0 12.53 0.00 1.49 0.44 0.09 85.45 04:05:01 PM 1 16.06 0.00 1.85 1.21 0.09 80.79 04:05:01 PM 2 14.58 0.00 1.16 0.66 0.07 83.54 04:05:01 PM 3 43.58 0.00 3.36 0.77 0.07 52.22 04:06:01 PM all 50.30 0.00 2.68 1.38 0.09 45.55 04:06:01 PM 0 51.25 0.00 2.06 0.94 0.08 45.67 04:06:01 PM 1 51.87 0.00 3.09 1.71 0.10 43.23 04:06:01 PM 2 49.89 0.00 2.04 0.90 0.08 47.08 04:06:01 PM 3 48.17 0.00 3.53 1.98 0.10 46.22 04:07:01 PM all 16.96 0.00 3.52 1.50 0.08 77.95 04:07:01 PM 0 14.13 0.00 3.45 1.09 0.08 81.24 04:07:01 PM 1 16.22 0.00 3.23 1.61 0.07 78.88 04:07:01 PM 2 24.01 0.00 3.57 2.03 0.08 70.31 04:07:01 PM 3 13.47 0.00 3.82 1.26 0.07 81.39 Average: all 29.75 0.00 2.73 1.22 0.08 66.22 Average: 0 26.20 0.00 2.35 0.83 0.09 70.54 Average: 1 28.19 0.00 2.74 1.51 0.08 67.48 Average: 2 29.66 0.00 2.27 1.20 0.08 66.79 Average: 3 34.94 0.00 3.57 1.34 0.08 60.06