---> uname -a: Linux prd-centos8-docker-8c-8g-14542.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 1061 26387 19 4439 30357 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:69:9d:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.64/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe69:9df8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:32:0b:67:3f 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::42:32ff:fe0b:673f/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) 08/01/2026 _x86_64_ (8 CPU) 02:29:20 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 122.98 14.78 108.20 3146.28 8741.55 02:32:01 AM 256.70 4.00 252.70 879.17 14637.27 02:33:01 AM 120.29 14.95 105.35 1249.98 37299.97 02:34:01 AM 86.15 3.62 82.54 4622.06 25093.95 Average: 146.53 9.33 137.20 2474.38 21443.19 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 29194408 31154212 3458964 10.59 2688 2277312 2063556 6.12 156848 2842892 278444 02:32:01 AM 28121524 30483128 4531848 13.88 2688 2671072 1970156 5.85 240848 3793328 289228 02:33:01 AM 25633272 28836860 7020100 21.50 2688 3496020 5580404 16.56 392292 6052400 1816 02:34:01 AM 26990688 31056068 5662684 17.34 2688 4352648 1568000 4.65 879572 4209776 25828 Average: 27484973 30382567 5168399 15.83 2688 3199263 2795529 8.29 417390 4224599 148829 02:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 113.31 79.01 1675.61 28.00 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 499.02 377.46 5899.95 50.10 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 2.83 2.83 0.36 0.36 0.00 0.00 0.00 0.00 02:33:01 AM eth0 1282.59 304.98 6524.15 31.78 0.00 0.00 0.00 0.00 02:33:01 AM docker0 1.22 1.67 0.19 0.20 0.00 0.00 0.00 0.00 02:33:01 AM veth0b4b3d5 1.22 1.78 0.21 0.21 0.00 0.00 0.00 0.00 02:34:01 AM lo 9.03 9.03 0.90 0.90 0.00 0.00 0.00 0.00 02:34:01 AM eth0 175.74 167.81 1393.96 1259.24 0.00 0.00 0.00 0.00 02:34:01 AM docker0 3.07 3.73 0.42 0.42 0.00 0.00 0.00 0.00 Average: lo 2.97 2.97 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 517.66 232.31 3873.42 342.28 0.00 0.00 0.00 0.00 Average: docker0 1.07 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) 08/01/2026 _x86_64_ (8 CPU) 02:29:20 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 9.53 0.00 0.93 1.56 0.05 87.93 02:31:01 AM 0 3.04 0.00 0.43 0.17 0.05 96.31 02:31:01 AM 1 6.01 0.00 0.57 0.57 0.03 92.82 02:31:01 AM 2 25.29 0.00 2.32 1.81 0.07 70.51 02:31:01 AM 3 2.86 0.00 0.32 0.18 0.05 96.59 02:31:01 AM 4 10.25 0.00 1.03 3.76 0.03 84.93 02:31:01 AM 5 11.47 0.00 0.97 0.30 0.05 87.21 02:31:01 AM 6 13.94 0.00 1.13 3.74 0.03 81.15 02:31:01 AM 7 3.38 0.00 0.69 1.96 0.05 93.93 02:32:01 AM all 23.75 0.00 1.44 3.81 0.08 70.92 02:32:01 AM 0 31.01 0.00 1.44 1.59 0.07 65.89 02:32:01 AM 1 16.48 0.00 1.74 3.04 0.08 78.66 02:32:01 AM 2 16.19 0.00 1.42 3.52 0.08 78.79 02:32:01 AM 3 23.49 0.00 1.32 2.02 0.08 73.08 02:32:01 AM 4 24.33 0.00 1.17 7.39 0.07 67.04 02:32:01 AM 5 30.08 0.00 1.71 2.30 0.08 65.83 02:32:01 AM 6 18.20 0.00 1.34 5.12 0.08 75.25 02:32:01 AM 7 30.20 0.00 1.41 5.49 0.10 62.81 02:33:01 AM all 18.65 0.24 2.03 4.89 0.10 74.10 02:33:01 AM 0 13.99 1.85 1.49 0.59 0.10 81.98 02:33:01 AM 1 9.20 0.00 2.01 20.68 0.10 68.01 02:33:01 AM 2 25.26 0.00 2.19 5.52 0.08 66.94 02:33:01 AM 3 21.73 0.00 2.07 5.04 0.10 71.06 02:33:01 AM 4 11.49 0.02 2.48 3.64 0.12 82.27 02:33:01 AM 5 15.44 0.02 2.00 0.79 0.10 81.65 02:33:01 AM 6 27.28 0.00 2.36 1.03 0.10 69.24 02:33:01 AM 7 24.87 0.03 1.62 1.84 0.08 71.56 02:34:01 AM all 19.75 0.06 1.99 3.22 0.08 74.90 02:34:01 AM 0 17.10 0.38 1.76 0.60 0.08 80.07 02:34:01 AM 1 22.25 0.02 1.86 9.08 0.08 66.71 02:34:01 AM 2 13.09 0.02 1.49 3.02 0.07 82.31 02:34:01 AM 3 21.06 0.02 2.40 6.70 0.08 69.74 02:34:01 AM 4 20.51 0.00 2.29 1.93 0.07 75.21 02:34:01 AM 5 29.05 0.00 2.85 0.99 0.08 67.03 02:34:01 AM 6 17.48 0.00 1.91 3.20 0.08 77.34 02:34:01 AM 7 17.46 0.03 1.37 0.25 0.07 80.82 Average: all 17.91 0.07 1.60 3.36 0.08 76.97 Average: 0 16.28 0.56 1.28 0.74 0.08 81.07 Average: 1 13.49 0.00 1.54 8.32 0.08 76.57 Average: 2 19.95 0.00 1.86 3.46 0.08 74.65 Average: 3 17.28 0.00 1.52 3.48 0.08 77.63 Average: 4 16.64 0.00 1.74 4.18 0.07 77.36 Average: 5 21.50 0.00 1.88 1.09 0.08 75.44 Average: 6 19.21 0.00 1.68 3.27 0.08 75.76 Average: 7 18.96 0.02 1.27 2.38 0.08 77.30