---> uname -a: Linux prd-centos8-docker-8c-8g-10032.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 27080 19 3759 30375 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:0f:25:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.19/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe0f:2570/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fe:35:99:c3 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:feff:fe35:99c3/64 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) 05/13/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 193.54 14.81 178.73 3279.31 11138.13 03:40:01 AM 422.81 4.83 417.98 1166.61 15275.14 03:41:01 AM 273.46 2.97 270.50 447.64 46582.63 03:42:01 AM 60.18 2.70 57.48 128.62 6092.07 Average: 237.68 6.29 231.39 1246.97 19809.78 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28904784 30860960 3750928 11.49 2688 2273392 1833528 5.44 165064 3123788 204228 03:40:01 AM 27749580 30103548 4906132 15.02 2688 2661756 2316884 6.87 271364 4131184 216068 03:41:01 AM 26562016 29865908 6093696 18.66 2688 3597040 2461888 7.30 651512 4879532 66716 03:42:01 AM 27704872 31080492 4950840 15.16 2688 3667752 1507508 4.47 840700 3552180 9220 Average: 27730313 30477727 4925399 15.08 2688 3049985 2029952 6.02 482160 3921671 124058 03:38:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 214.32 171.63 2553.98 44.62 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 417.96 360.59 5541.40 51.91 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 394.54 316.92 7365.28 243.93 0.00 0.00 0.00 0.00 03:41:01 AM docker0 10.21 14.38 0.62 308.12 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 242.10 241.55 63.97 2132.23 0.00 0.00 0.00 0.00 03:42:01 AM 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 317.66 273.10 3886.84 620.61 0.00 0.00 0.00 0.00 Average: docker0 2.56 3.61 0.16 77.37 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) 05/13/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 11.60 0.00 1.22 0.59 0.06 86.52 03:39:01 AM 0 9.75 0.00 0.83 0.07 0.07 89.28 03:39:01 AM 1 5.55 0.00 1.05 1.11 0.05 92.24 03:39:01 AM 2 24.31 0.00 2.17 0.85 0.10 72.56 03:39:01 AM 3 19.74 0.00 1.80 0.32 0.09 78.05 03:39:01 AM 4 17.66 0.00 1.46 0.81 0.05 80.01 03:39:01 AM 5 3.28 0.00 0.82 0.54 0.05 95.31 03:39:01 AM 6 9.75 0.00 0.93 0.51 0.05 88.76 03:39:01 AM 7 2.71 0.00 0.72 0.51 0.05 96.02 03:40:01 AM all 27.02 0.00 1.67 1.05 0.09 70.17 03:40:01 AM 0 30.52 0.00 1.01 0.42 0.08 67.97 03:40:01 AM 1 29.95 0.00 2.10 1.30 0.10 66.55 03:40:01 AM 2 29.19 0.00 0.82 0.18 0.08 69.72 03:40:01 AM 3 27.30 0.00 2.03 1.07 0.10 69.50 03:40:01 AM 4 17.51 0.00 2.27 2.38 0.10 77.74 03:40:01 AM 5 29.66 0.00 1.44 0.37 0.08 68.45 03:40:01 AM 6 30.82 0.00 1.24 1.06 0.10 66.78 03:40:01 AM 7 21.27 0.00 2.41 1.61 0.08 74.63 03:41:01 AM all 19.56 0.00 3.45 1.00 0.10 75.89 03:41:01 AM 0 18.15 0.00 3.26 0.91 0.10 77.57 03:41:01 AM 1 25.35 0.00 3.45 1.04 0.12 70.04 03:41:01 AM 2 23.55 0.00 3.71 0.88 0.12 71.75 03:41:01 AM 3 16.75 0.00 3.17 0.39 0.08 79.61 03:41:01 AM 4 12.37 0.00 3.30 0.81 0.08 83.44 03:41:01 AM 5 14.84 0.00 3.43 1.02 0.08 80.63 03:41:01 AM 6 22.69 0.00 3.78 1.67 0.10 71.76 03:41:01 AM 7 22.79 0.00 3.48 1.31 0.10 72.31 03:42:01 AM all 12.01 0.00 1.17 0.10 0.06 86.66 03:42:01 AM 0 5.76 0.00 1.17 0.27 0.07 92.74 03:42:01 AM 1 17.40 0.00 1.14 0.07 0.08 81.31 03:42:01 AM 2 17.89 0.00 1.67 0.13 0.08 80.22 03:42:01 AM 3 8.70 0.00 0.80 0.10 0.05 90.35 03:42:01 AM 4 12.71 0.00 0.85 0.05 0.07 86.32 03:42:01 AM 5 4.83 0.00 0.74 0.00 0.05 94.38 03:42:01 AM 6 20.51 0.00 1.82 0.17 0.07 77.43 03:42:01 AM 7 8.24 0.00 1.20 0.02 0.03 90.51 Average: all 17.56 0.00 1.88 0.69 0.08 79.80 Average: 0 16.03 0.00 1.57 0.42 0.08 81.90 Average: 1 19.59 0.00 1.94 0.88 0.09 77.50 Average: 2 23.73 0.00 2.09 0.51 0.10 73.58 Average: 3 18.11 0.00 1.95 0.47 0.08 79.39 Average: 4 15.06 0.00 1.97 1.01 0.08 81.89 Average: 5 13.17 0.00 1.61 0.48 0.07 84.67 Average: 6 20.97 0.00 1.95 0.85 0.08 76.15 Average: 7 13.78 0.00 1.96 0.86 0.07 83.33