---> uname -a: Linux prd-centos8-docker-8c-8g-11731.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: 2800.000 BogoMIPS: 5600.00 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: 31888 1061 26989 19 3836 30360 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:c1:7c:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.106/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fec1:7cef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:83:46:f7:45 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::42:83ff:fe46:f745/64 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) 08/13/2026 _x86_64_ (8 CPU) 03:38:01 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 189.09 14.48 174.61 3221.46 15975.61 03:41:01 AM 384.02 4.78 379.24 1165.34 10261.65 03:42:01 AM 261.78 3.05 258.73 454.52 45969.48 Average: 278.30 7.44 270.86 1613.77 24068.91 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 28796884 30834236 3856488 11.81 2688 2351916 1812480 5.38 165964 3213208 65268 03:41:01 AM 27865784 30312792 4787588 14.66 2688 2752328 2063928 6.12 273456 4000596 221756 03:42:01 AM 26535428 29915872 6117944 18.74 2688 3671668 2494324 7.40 647704 4901840 66724 Average: 27732699 30354300 4920673 15.07 2688 2925304 2123577 6.30 362375 4038548 117916 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 186.25 154.25 1986.58 39.06 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 430.57 366.79 5732.07 52.01 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 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 532.77 444.77 7128.33 1364.46 0.00 0.00 0.00 0.00 03:42:01 AM docker0 10.13 15.66 0.58 308.28 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 383.20 321.94 4949.00 485.18 0.00 0.00 0.00 0.00 Average: docker0 3.38 5.22 0.19 102.76 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) 08/13/2026 _x86_64_ (8 CPU) 03:38:01 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 10.45 0.00 1.04 0.99 0.05 87.47 03:40:01 AM 0 11.43 0.00 1.15 0.38 0.05 86.98 03:40:01 AM 1 4.69 0.00 0.75 2.04 0.05 92.47 03:40:01 AM 2 10.63 0.00 1.00 0.95 0.07 87.35 03:40:01 AM 3 7.05 0.00 1.14 2.07 0.05 89.70 03:40:01 AM 4 10.48 0.00 1.04 0.65 0.03 87.80 03:40:01 AM 5 4.50 0.00 0.57 0.28 0.05 94.59 03:40:01 AM 6 20.27 0.00 1.77 0.57 0.07 77.33 03:40:01 AM 7 14.54 0.00 0.87 0.95 0.05 83.59 03:41:01 AM all 27.89 0.00 1.61 1.11 0.09 69.31 03:41:01 AM 0 20.88 0.00 1.40 1.02 0.08 76.61 03:41:01 AM 1 32.86 0.00 1.67 0.97 0.08 64.41 03:41:01 AM 2 23.27 0.00 1.51 0.62 0.08 74.52 03:41:01 AM 3 23.00 0.00 2.05 1.16 0.10 73.70 03:41:01 AM 4 29.72 0.00 1.56 1.07 0.10 67.55 03:41:01 AM 5 20.98 0.00 1.31 0.32 0.08 77.31 03:41:01 AM 6 33.68 0.00 2.11 3.03 0.10 61.07 03:41:01 AM 7 38.70 0.00 1.27 0.67 0.08 59.28 03:42:01 AM all 17.93 0.00 2.79 1.37 0.08 77.83 03:42:01 AM 0 20.50 0.00 2.96 1.73 0.12 74.69 03:42:01 AM 1 12.80 0.00 2.99 1.06 0.08 83.06 03:42:01 AM 2 20.35 0.00 2.63 0.99 0.08 75.94 03:42:01 AM 3 16.26 0.00 2.44 1.75 0.07 79.49 03:42:01 AM 4 14.40 0.00 3.84 1.40 0.07 80.30 03:42:01 AM 5 23.14 0.00 2.23 0.54 0.08 74.00 03:42:01 AM 6 19.20 0.00 2.91 3.06 0.08 74.74 03:42:01 AM 7 16.81 0.00 2.28 0.42 0.08 80.40 Average: all 18.75 0.00 1.81 1.15 0.08 78.21 Average: 0 17.60 0.00 1.84 1.04 0.08 79.44 Average: 1 16.78 0.00 1.80 1.36 0.07 79.98 Average: 2 18.08 0.00 1.71 0.85 0.08 79.28 Average: 3 15.42 0.00 1.87 1.66 0.07 80.97 Average: 4 18.20 0.00 2.14 1.04 0.07 78.56 Average: 5 16.20 0.00 1.37 0.38 0.07 81.98 Average: 6 24.38 0.00 2.26 2.22 0.08 71.05 Average: 7 23.35 0.00 1.47 0.68 0.07 74.42