---> uname -a: Linux prd-centos8-docker-8c-8g-2707.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 1066 26336 19 4485 30352 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:f7:95:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.128/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fef7:959e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c2:5e:1d:e2 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:c2ff:fe5e:1de2/64 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) 06/26/2026 _x86_64_ (8 CPU) 07:32:22 LINUX RESTART (8 CPU) 07:33:01 AM tps rtps wtps bread/s bwrtn/s 07:34:01 AM 174.76 14.61 160.15 3221.86 10629.79 07:35:01 AM 239.16 4.63 234.53 1120.48 19242.26 07:36:01 AM 304.60 16.56 288.04 5484.46 32096.47 07:37:01 AM 94.47 2.80 91.67 179.41 26853.08 Average: 203.25 9.65 193.60 2501.73 22205.94 07:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:34:01 AM 29246080 31238472 3407292 10.43 2688 2308488 1972800 5.85 181428 2761464 232708 07:35:01 AM 27352372 29742908 5301000 16.23 2688 2698896 2629500 7.80 274548 4523636 82340 07:36:01 AM 26438620 30149048 6214752 19.03 2688 4001144 2347936 6.97 578280 5067832 355424 07:37:01 AM 27012620 31124636 5640752 17.27 2688 4398060 1457576 4.32 893912 4171496 8496 Average: 27512423 30563766 5140949 15.74 2688 3351647 2101953 6.24 482042 4131107 169742 07:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 158.91 116.88 2061.18 35.96 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM eth0 424.65 326.40 5717.09 46.56 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM lo 12.66 12.66 1.34 1.34 0.00 0.00 0.00 0.00 07:36:01 AM eth0 1383.89 360.04 7706.14 38.70 0.00 0.00 0.00 0.00 07:36:01 AM docker0 4.80 5.93 0.65 0.69 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 98.07 112.41 468.93 1256.66 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.17 3.17 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 516.42 228.93 3988.42 344.47 0.00 0.00 0.00 0.00 Average: docker0 1.20 1.48 0.16 0.17 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) 06/26/2026 _x86_64_ (8 CPU) 07:32:22 LINUX RESTART (8 CPU) 07:33:01 AM CPU %user %nice %system %iowait %steal %idle 07:34:01 AM all 11.53 0.00 1.30 0.42 0.05 86.70 07:34:01 AM 0 2.37 0.00 0.62 0.22 0.05 96.74 07:34:01 AM 1 13.20 0.00 1.51 0.49 0.07 84.74 07:34:01 AM 2 20.56 0.00 2.11 0.35 0.07 76.92 07:34:01 AM 3 15.13 0.00 1.30 0.58 0.03 82.95 07:34:01 AM 4 21.23 0.00 2.59 0.60 0.05 75.52 07:34:01 AM 5 9.48 0.00 0.82 0.57 0.03 89.10 07:34:01 AM 6 4.69 0.00 0.85 0.28 0.03 94.14 07:34:01 AM 7 5.57 0.00 0.59 0.27 0.05 93.53 07:35:01 AM all 33.87 0.00 1.46 0.70 0.10 63.88 07:35:01 AM 0 25.24 0.00 1.30 0.52 0.08 72.86 07:35:01 AM 1 28.92 0.00 1.20 0.69 0.10 69.09 07:35:01 AM 2 35.91 0.00 1.46 0.33 0.10 62.20 07:35:01 AM 3 33.75 0.00 1.67 0.72 0.12 63.74 07:35:01 AM 4 29.23 0.00 1.88 1.26 0.10 67.54 07:35:01 AM 5 31.14 0.00 1.41 0.70 0.10 66.65 07:35:01 AM 6 41.47 0.00 0.84 0.70 0.12 56.88 07:35:01 AM 7 45.27 0.00 1.91 0.65 0.12 52.06 07:36:01 AM all 20.19 0.34 3.31 0.96 0.10 75.10 07:36:01 AM 0 17.45 0.03 3.77 0.41 0.10 78.25 07:36:01 AM 1 26.31 2.28 4.04 1.23 0.12 66.03 07:36:01 AM 2 16.19 0.00 2.90 1.18 0.10 79.63 07:36:01 AM 3 25.93 0.03 3.14 0.69 0.10 70.10 07:36:01 AM 4 18.17 0.07 3.12 1.67 0.10 76.87 07:36:01 AM 5 24.33 0.30 4.02 2.19 0.10 69.05 07:36:01 AM 6 18.22 0.00 2.73 0.10 0.10 78.85 07:36:01 AM 7 14.90 0.03 2.74 0.19 0.08 82.05 07:37:01 AM all 14.69 0.00 1.67 0.38 0.06 83.20 07:37:01 AM 0 15.60 0.00 2.28 0.33 0.07 81.72 07:37:01 AM 1 21.40 0.00 1.44 0.27 0.08 76.81 07:37:01 AM 2 14.54 0.00 1.69 0.07 0.05 83.66 07:37:01 AM 3 25.61 0.00 2.51 0.12 0.08 71.68 07:37:01 AM 4 11.22 0.00 1.15 0.03 0.05 87.55 07:37:01 AM 5 11.44 0.00 1.74 0.57 0.05 86.21 07:37:01 AM 6 7.93 0.00 1.46 0.42 0.03 90.16 07:37:01 AM 7 9.80 0.00 1.10 1.20 0.05 87.84 Average: all 20.07 0.09 1.93 0.61 0.08 77.23 Average: 0 15.16 0.01 1.99 0.37 0.08 82.40 Average: 1 22.45 0.57 2.04 0.67 0.09 74.18 Average: 2 21.81 0.00 2.04 0.48 0.08 75.59 Average: 3 25.10 0.01 2.15 0.53 0.08 72.13 Average: 4 19.96 0.02 2.18 0.89 0.08 76.87 Average: 5 19.08 0.08 1.99 1.00 0.07 77.78 Average: 6 18.09 0.00 1.47 0.38 0.07 80.00 Average: 7 18.90 0.01 1.58 0.58 0.08 78.86