---> uname -a: Linux prd-centos8-docker-8c-8g-4191.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 1042 27173 19 3674 30387 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:05:e7:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.187/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe05:e7e5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1b:c7:04:d1 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::42:1bff:fec7:4d1/64 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) 04/06/2026 _x86_64_ (8 CPU) 17:11:24 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 171.55 15.05 156.51 3288.24 10606.07 05:14:01 PM 404.53 4.67 399.87 1160.55 12208.25 05:15:01 PM 272.44 2.53 269.91 404.67 40158.55 05:16:01 PM 78.61 2.77 75.84 129.16 13417.99 Average: 232.04 6.22 225.82 1237.11 19133.23 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29155508 31070492 3500204 10.72 2688 2232540 1849212 5.49 159896 2880488 171888 05:14:01 PM 28212720 30454572 4442992 13.61 2688 2550092 2154648 6.39 238820 3705216 202244 05:15:01 PM 26689572 29834756 5966140 18.27 2688 3442356 2503972 7.43 571284 4845544 32 05:16:01 PM 27838056 31129132 4817656 14.75 2688 3586464 1517272 4.50 827760 3445464 8488 Average: 27973964 30622238 4681748 14.34 2688 2952863 2006276 5.95 449440 3719178 95663 05:12:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 167.33 130.13 1894.01 43.96 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 441.02 367.08 4405.80 52.13 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 534.64 394.84 8092.92 45.00 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.15 12.81 0.48 257.69 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 249.48 265.34 228.81 2371.35 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.03 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 348.87 290.01 3662.75 630.55 0.00 0.00 0.00 0.00 Average: docker0 1.54 3.22 0.12 64.69 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) 04/06/2026 _x86_64_ (8 CPU) 17:11:24 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.63 0.00 1.05 0.42 0.06 87.84 05:13:01 PM 0 10.01 0.00 0.88 0.07 0.07 88.97 05:13:01 PM 1 7.11 0.00 0.82 0.58 0.07 91.42 05:13:01 PM 2 12.76 0.00 1.36 0.73 0.07 85.08 05:13:01 PM 3 14.39 0.00 1.21 0.37 0.07 83.96 05:13:01 PM 4 13.92 0.00 1.56 0.46 0.07 83.99 05:13:01 PM 5 2.99 0.00 0.49 0.02 0.07 96.43 05:13:01 PM 6 12.64 0.00 1.26 0.65 0.03 85.43 05:13:01 PM 7 11.19 0.00 0.81 0.49 0.03 87.47 05:14:01 PM all 20.02 0.00 1.31 0.98 0.07 77.62 05:14:01 PM 0 17.88 0.00 1.44 0.79 0.07 79.83 05:14:01 PM 1 18.28 0.00 0.85 0.13 0.07 80.67 05:14:01 PM 2 16.60 0.00 2.06 1.74 0.08 79.52 05:14:01 PM 3 27.67 0.00 1.42 0.67 0.07 70.17 05:14:01 PM 4 26.25 0.00 0.99 0.72 0.07 71.97 05:14:01 PM 5 10.57 0.00 0.90 0.28 0.07 88.18 05:14:01 PM 6 20.10 0.00 2.08 3.38 0.07 74.37 05:14:01 PM 7 22.84 0.00 0.77 0.10 0.07 76.22 05:15:01 PM all 25.31 0.00 2.68 0.89 0.08 71.05 05:15:01 PM 0 37.10 0.00 2.53 0.17 0.10 60.10 05:15:01 PM 1 30.84 0.00 2.66 1.38 0.08 65.04 05:15:01 PM 2 20.04 0.00 2.47 0.99 0.07 76.43 05:15:01 PM 3 22.68 0.00 2.55 1.68 0.08 73.00 05:15:01 PM 4 30.40 0.00 2.62 0.47 0.08 66.43 05:15:01 PM 5 19.33 0.00 2.54 0.52 0.07 77.54 05:15:01 PM 6 26.51 0.00 3.29 0.69 0.08 69.42 05:15:01 PM 7 15.46 0.00 2.77 1.20 0.07 80.51 05:16:01 PM all 11.96 0.00 1.43 0.18 0.06 86.38 05:16:01 PM 0 4.71 0.00 0.95 0.05 0.07 94.22 05:16:01 PM 1 24.69 0.00 1.85 0.15 0.05 73.26 05:16:01 PM 2 12.79 0.00 1.22 0.08 0.07 85.84 05:16:01 PM 3 23.03 0.00 2.22 0.43 0.07 74.24 05:16:01 PM 4 11.51 0.00 1.44 0.10 0.05 86.91 05:16:01 PM 5 2.06 0.00 1.29 0.39 0.07 96.20 05:16:01 PM 6 12.37 0.00 1.50 0.08 0.05 85.99 05:16:01 PM 7 4.46 0.00 0.99 0.12 0.05 94.38 Average: all 16.99 0.00 1.62 0.62 0.07 80.71 Average: 0 17.43 0.00 1.45 0.27 0.08 80.77 Average: 1 20.28 0.00 1.55 0.56 0.07 77.55 Average: 2 15.55 0.00 1.78 0.89 0.07 81.71 Average: 3 21.97 0.00 1.85 0.79 0.07 75.31 Average: 4 20.53 0.00 1.65 0.44 0.07 77.32 Average: 5 8.74 0.00 1.31 0.30 0.07 89.58 Average: 6 17.92 0.00 2.03 1.20 0.06 78.79 Average: 7 13.49 0.00 1.33 0.47 0.05 84.64