---> uname -a: Linux prd-centos8-docker-8c-8g-1458.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1055 26291 19 4543 30367 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:e9:84:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.70/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85950sec preferred_lft 85950sec inet6 fe80::f816:3eff:fee9:84b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:60:7a:80:87 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::42:60ff:fe7a:8087/64 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) 04/14/2026 _x86_64_ (8 CPU) 14:25:20 LINUX RESTART (8 CPU) 02:26:01 PM tps rtps wtps bread/s bwrtn/s 02:27:01 PM 274.32 16.48 257.84 3185.07 13736.38 02:28:01 PM 80.32 1.73 78.59 794.67 13069.11 02:29:01 PM 117.31 14.75 102.57 1261.71 29771.14 02:30:00 PM 175.36 2.49 172.86 4545.15 19971.66 02:30:01 PM 0.00 0.00 0.00 0.00 0.00 02:31:02 PM 32.71 0.07 32.64 50.12 1598.25 02:32:01 PM 24.45 1.27 23.18 1654.50 2248.55 Average: 117.13 6.14 110.99 1901.98 13369.31 02:26:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:27:01 PM 28619540 30774944 4036172 12.36 2688 2470232 1882212 5.58 165056 3395176 339184 02:28:01 PM 27294820 29548144 5360892 16.42 2688 2566348 3329820 9.88 195880 4678588 44468 02:29:01 PM 25525396 28628740 7130316 21.83 2688 3398924 5800544 17.21 455104 6116140 1644 02:30:00 PM 26049960 29829544 6605752 20.23 2688 4072092 2401712 7.13 660600 5383868 128 02:30:01 PM 26049908 29829460 6605804 20.23 2688 4072092 2401712 7.13 660600 5384248 144 02:31:02 PM 25243160 29069140 7412552 22.70 2688 4117512 3110548 9.23 668628 6177336 6480 02:32:01 PM 26382400 30542664 6273312 19.21 2688 4450684 1927956 5.72 724124 4981992 234772 Average: 26452169 29746091 6203543 19.00 2688 3592555 2979215 8.84 504285 5159621 89546 02:26:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:27:01 PM eth0 454.09 335.11 5842.67 46.28 0.00 0.00 0.00 0.00 02:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:28:01 PM eth0 450.17 312.45 1272.72 72.06 0.00 0.00 0.00 0.00 02:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:29:01 PM lo 3.98 3.98 0.43 0.43 0.00 0.00 0.00 0.00 02:29:01 PM eth0 1177.37 302.38 6629.59 32.47 0.00 0.00 0.00 0.00 02:29:01 PM docker0 1.60 2.13 0.21 0.24 0.00 0.00 0.00 0.00 02:29:01 PM vethb428988 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 02:30:00 PM lo 9.20 9.20 0.94 0.94 0.00 0.00 0.00 0.00 02:30:00 PM eth0 177.26 139.48 1338.43 46.67 0.00 0.00 0.00 0.00 02:30:00 PM docker0 3.26 3.90 0.44 0.46 0.00 0.00 0.00 0.00 02:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 PM eth0 70.27 39.64 139.79 3.50 0.00 0.00 0.00 0.00 02:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:02 PM eth0 158.86 133.66 767.43 30.79 0.00 0.00 0.00 0.00 02:31:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 PM eth0 294.58 233.13 3133.25 42.01 0.00 0.00 0.00 0.00 02:32:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.17 2.17 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 452.17 242.42 3160.34 44.92 0.00 0.00 0.00 0.00 Average: docker0 0.80 1.00 0.11 0.12 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) 04/14/2026 _x86_64_ (8 CPU) 14:25:20 LINUX RESTART (8 CPU) 02:26:01 PM CPU %user %nice %system %iowait %steal %idle 02:27:01 PM all 13.03 0.00 1.39 0.80 0.06 84.72 02:27:01 PM 0 9.12 0.00 0.55 0.18 0.08 90.06 02:27:01 PM 1 9.22 0.00 0.79 0.52 0.10 89.37 02:27:01 PM 2 17.29 0.00 2.11 0.85 0.08 79.67 02:27:01 PM 3 27.13 0.00 2.62 1.47 0.07 68.71 02:27:01 PM 4 15.24 0.00 1.75 2.00 0.03 80.97 02:27:01 PM 5 3.46 0.00 0.77 0.28 0.05 95.44 02:27:01 PM 6 16.05 0.00 1.65 0.62 0.05 81.63 02:27:01 PM 7 6.70 0.00 0.87 0.45 0.03 91.95 02:28:01 PM all 23.24 0.00 0.83 0.28 0.06 75.59 02:28:01 PM 0 4.82 0.00 0.47 0.05 0.08 94.58 02:28:01 PM 1 60.60 0.00 1.65 0.07 0.07 37.61 02:28:01 PM 2 14.29 0.00 0.47 0.00 0.05 85.20 02:28:01 PM 3 16.64 0.00 1.34 0.02 0.05 81.95 02:28:01 PM 4 18.10 0.00 1.76 1.91 0.08 78.16 02:28:01 PM 5 19.53 0.00 0.55 0.10 0.07 79.75 02:28:01 PM 6 25.40 0.00 0.23 0.02 0.03 74.32 02:28:01 PM 7 26.48 0.00 0.18 0.10 0.05 73.18 02:29:01 PM all 26.78 0.23 3.20 1.00 0.09 68.70 02:29:01 PM 0 19.22 0.00 3.12 0.07 0.10 77.49 02:29:01 PM 1 24.71 0.03 2.74 1.90 0.12 70.50 02:29:01 PM 2 35.92 0.00 3.62 2.74 0.08 57.64 02:29:01 PM 3 25.16 0.02 3.30 0.94 0.10 70.48 02:29:01 PM 4 25.08 0.05 2.68 0.65 0.08 71.44 02:29:01 PM 5 34.40 1.63 3.19 0.22 0.08 60.48 02:29:01 PM 6 15.58 0.05 3.30 0.34 0.08 80.65 02:29:01 PM 7 34.27 0.02 3.67 1.11 0.08 60.85 02:30:00 PM all 17.14 0.33 1.73 0.91 0.06 79.83 02:30:00 PM 0 12.80 0.03 0.87 0.02 0.07 86.22 02:30:00 PM 1 11.87 0.00 1.47 0.22 0.05 86.39 02:30:00 PM 2 45.92 2.59 2.38 0.39 0.09 48.64 02:30:00 PM 3 22.42 0.00 1.41 0.02 0.05 76.10 02:30:00 PM 4 9.19 0.00 2.63 0.82 0.07 87.30 02:30:00 PM 5 10.68 0.05 1.87 2.33 0.07 84.99 02:30:00 PM 6 14.43 0.00 1.87 3.42 0.05 80.22 02:30:00 PM 7 9.77 0.00 1.35 0.02 0.03 88.83 02:30:01 PM all 6.58 0.00 0.34 0.00 0.00 93.08 02:30:01 PM 0 0.00 0.00 0.90 0.00 0.00 99.10 02:30:01 PM 1 28.18 0.00 0.00 0.00 0.00 71.82 02:30:01 PM 2 21.10 0.00 0.00 0.00 0.00 78.90 02:30:01 PM 3 0.00 0.00 0.91 0.00 0.00 99.09 02:30:01 PM 4 0.91 0.00 0.00 0.00 0.00 99.09 02:30:01 PM 5 0.90 0.00 0.90 0.00 0.00 98.20 02:30:01 PM 6 0.90 0.00 0.00 0.00 0.00 99.10 02:30:01 PM 7 0.91 0.00 0.00 0.00 0.00 99.09 02:31:02 PM all 11.74 0.00 0.45 0.08 0.04 87.68 02:31:02 PM 0 6.40 0.00 0.17 0.00 0.05 93.38 02:31:02 PM 1 9.29 0.00 0.95 0.25 0.07 89.44 02:31:02 PM 2 50.78 0.00 1.40 0.20 0.07 47.56 02:31:02 PM 3 9.56 0.00 0.13 0.10 0.03 90.18 02:31:02 PM 4 1.49 0.00 0.18 0.00 0.03 98.30 02:31:02 PM 5 8.35 0.00 0.10 0.00 0.02 91.53 02:31:02 PM 6 3.96 0.00 0.28 0.12 0.03 95.61 02:31:02 PM 7 4.09 0.00 0.42 0.00 0.02 95.48 02:32:01 PM all 15.58 0.00 0.79 0.06 0.05 83.52 02:32:01 PM 0 13.32 0.00 0.25 0.00 0.05 86.37 02:32:01 PM 1 44.74 0.00 1.49 0.07 0.07 53.63 02:32:01 PM 2 13.60 0.00 1.79 0.07 0.05 84.50 02:32:01 PM 3 7.97 0.00 0.70 0.00 0.03 91.30 02:32:01 PM 4 13.08 0.00 0.88 0.10 0.05 85.89 02:32:01 PM 5 15.56 0.00 0.27 0.07 0.03 84.07 02:32:01 PM 6 9.68 0.00 0.48 0.00 0.05 89.79 02:32:01 PM 7 6.67 0.00 0.49 0.19 0.03 92.61 Average: all 17.88 0.09 1.39 0.52 0.06 80.05 Average: 0 10.89 0.01 0.90 0.05 0.07 88.07 Average: 1 26.76 0.01 1.51 0.50 0.08 71.14 Average: 2 29.60 0.43 1.95 0.70 0.07 67.25 Average: 3 18.10 0.00 1.58 0.42 0.06 79.84 Average: 4 13.66 0.01 1.64 0.91 0.06 83.71 Average: 5 15.27 0.28 1.12 0.49 0.05 82.78 Average: 6 14.15 0.01 1.30 0.74 0.05 83.75 Average: 7 14.64 0.00 1.16 0.31 0.04 83.85