---> uname -a: Linux prd-centos8-docker-8c-8g-14273.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1075 26366 19 4446 30344 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:cb:f2:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.132/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fecb:f2f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:40:a7:18:f6 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::42:40ff:fea7:18f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/22/2026 _x86_64_ (8 CPU) 02:28:54 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 317.66 86.27 231.39 11211.23 42507.95 02:31:01 AM 284.47 17.21 267.26 3742.75 16815.61 02:32:01 AM 165.99 16.13 149.87 1504.03 40119.38 02:33:01 AM 80.10 3.72 76.39 4646.29 24591.40 Average: 212.06 30.83 181.23 5276.10 31008.85 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29633924 31302940 3019448 9.25 2688 1993416 1394848 4.14 136416 2458036 192388 02:31:01 AM 28363920 30682360 4289452 13.14 2688 2628976 1872264 5.56 212332 3585672 313480 02:32:01 AM 25771216 28983056 6882156 21.08 2688 3503956 5396400 16.01 447356 5855704 292 02:33:01 AM 27037316 31112272 5616056 17.20 2688 4361808 1482080 4.40 884920 4154264 36884 Average: 27701594 30520157 4951778 15.16 2688 3122039 2536398 7.53 420256 4013419 135761 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 355.90 224.11 1731.74 61.38 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 543.04 403.78 6056.33 70.21 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 3.75 3.75 0.41 0.41 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1384.22 386.89 7209.69 35.82 0.00 0.00 0.00 0.00 02:32:01 AM docker0 1.48 1.95 0.21 0.22 0.00 0.00 0.00 0.00 02:32:01 AM veth2bca5a2 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 8.02 8.02 0.85 0.85 0.00 0.00 0.00 0.00 02:33:01 AM eth0 156.71 158.77 1389.19 1252.03 0.00 0.00 0.00 0.00 02:33:01 AM docker0 2.83 3.45 0.41 0.40 0.00 0.00 0.00 0.00 Average: lo 2.94 2.94 0.31 0.31 0.00 0.00 0.00 0.00 Average: eth0 609.98 293.39 4096.85 354.82 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.35 0.15 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/22/2026 _x86_64_ (8 CPU) 02:28:54 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 13.70 0.00 2.82 1.18 0.06 82.25 02:30:01 AM 0 11.76 0.00 2.05 0.18 0.07 85.94 02:30:01 AM 1 21.06 0.00 3.49 2.59 0.05 72.81 02:30:01 AM 2 7.31 0.00 2.78 1.08 0.05 88.79 02:30:01 AM 3 20.21 0.00 3.51 0.57 0.05 75.66 02:30:01 AM 4 7.21 0.00 2.23 0.20 0.08 90.28 02:30:01 AM 5 6.99 0.00 1.75 0.37 0.05 90.84 02:30:01 AM 6 27.51 0.00 3.86 0.70 0.07 67.86 02:30:01 AM 7 7.47 0.00 2.85 3.74 0.05 85.88 02:31:01 AM all 17.07 0.00 1.50 0.76 0.07 80.60 02:31:01 AM 0 31.50 0.00 2.02 0.77 0.08 65.63 02:31:01 AM 1 13.22 0.00 1.20 0.79 0.05 84.74 02:31:01 AM 2 14.83 0.00 1.17 0.79 0.08 83.13 02:31:01 AM 3 18.49 0.00 1.66 0.45 0.08 79.32 02:31:01 AM 4 11.97 0.00 1.57 0.70 0.07 85.69 02:31:01 AM 5 12.62 0.00 1.29 0.97 0.07 85.06 02:31:01 AM 6 20.16 0.00 1.68 0.77 0.07 77.33 02:31:01 AM 7 13.75 0.00 1.37 0.87 0.08 83.92 02:32:01 AM all 28.99 0.24 2.45 0.70 0.09 67.53 02:32:01 AM 0 36.16 0.05 2.24 1.04 0.10 60.40 02:32:01 AM 1 28.92 0.00 3.11 0.54 0.10 67.33 02:32:01 AM 2 28.64 0.00 2.33 0.41 0.08 68.54 02:32:01 AM 3 22.76 1.80 2.80 0.78 0.07 71.79 02:32:01 AM 4 26.89 0.02 2.00 0.62 0.08 70.39 02:32:01 AM 5 13.58 0.02 1.83 0.93 0.08 83.56 02:32:01 AM 6 43.62 0.00 2.87 0.62 0.10 52.78 02:32:01 AM 7 31.34 0.00 2.46 0.64 0.08 65.48 02:33:01 AM all 18.27 0.05 1.92 0.35 0.07 79.35 02:33:01 AM 0 16.41 0.02 2.29 0.13 0.07 81.08 02:33:01 AM 1 14.59 0.00 1.85 1.05 0.07 82.44 02:33:01 AM 2 12.82 0.30 1.82 0.84 0.07 84.15 02:33:01 AM 3 23.36 0.07 2.59 0.12 0.07 73.80 02:33:01 AM 4 13.06 0.02 1.61 0.18 0.07 85.07 02:33:01 AM 5 27.78 0.00 1.86 0.13 0.07 70.16 02:33:01 AM 6 22.75 0.02 1.86 0.07 0.07 75.24 02:33:01 AM 7 15.35 0.00 1.44 0.30 0.07 82.84 Average: all 19.49 0.07 2.17 0.75 0.07 77.45 Average: 0 23.93 0.02 2.15 0.53 0.08 73.29 Average: 1 19.42 0.00 2.41 1.24 0.07 76.85 Average: 2 15.88 0.08 2.02 0.78 0.07 81.17 Average: 3 21.20 0.47 2.64 0.48 0.07 75.15 Average: 4 14.78 0.01 1.85 0.43 0.08 82.86 Average: 5 15.24 0.00 1.68 0.60 0.07 82.41 Average: 6 28.50 0.00 2.57 0.54 0.08 68.32 Average: 7 16.97 0.00 2.03 1.39 0.07 79.55