---> uname -a: Linux prd-centos8-docker-8c-8g-4333.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 14G 147G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1117 25245 19 5526 30298 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:b7:d1:a6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.140/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85801sec preferred_lft 85801sec inet6 fe80::f816:3eff:feb7:d1a6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e7:3a:18:0f 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:e7ff:fe3a:180f/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) 04/21/2026 _x86_64_ (8 CPU) 11:13:38 LINUX RESTART (8 CPU) 11:14:03 AM tps rtps wtps bread/s bwrtn/s 11:15:01 AM 250.94 21.08 229.86 4240.43 7731.21 11:16:01 AM 271.28 5.31 265.97 1187.14 22637.55 11:17:01 AM 43.69 0.05 43.64 1.07 3168.97 11:18:01 AM 115.63 0.52 115.11 412.53 38946.25 11:19:01 AM 33.49 0.48 33.01 21.46 624.49 11:20:01 AM 16.94 0.00 16.94 0.00 698.80 11:21:01 AM 105.93 0.00 105.93 0.00 23709.01 11:22:01 AM 15.65 0.00 15.65 0.00 704.52 11:23:01 AM 209.11 2.52 206.60 4510.63 2251.60 Average: 117.59 3.26 114.33 1141.19 11177.08 11:14:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:15:01 AM 29036520 30953124 3619192 11.08 2688 2234096 1792768 5.32 162044 3007660 298288 11:16:01 AM 27312844 29635832 5342868 16.36 2688 2632360 2966264 8.80 270184 4573796 55388 11:17:01 AM 26993432 29340128 5662280 17.34 2688 2654692 3005484 8.92 285380 4873776 1540 11:18:01 AM 24875840 28356504 7779872 23.82 2688 3763104 4377916 12.99 435676 6733992 104 11:19:01 AM 24726704 28215340 7929008 24.28 2688 3770960 3911024 11.60 444196 6875284 664 11:20:01 AM 25329648 29065556 7326064 22.43 2688 4016440 3177628 9.43 507176 6208460 231660 11:21:01 AM 23204848 27428240 9450864 28.94 2688 4492244 6229752 18.48 556024 8222072 3820 11:22:01 AM 23502604 27660844 9153108 28.03 2688 4413240 4267432 12.66 548360 7944996 36 11:23:01 AM 23726160 28893220 8929552 27.34 2688 5415068 3273664 9.71 725904 7538292 852876 Average: 25412067 28838754 7243645 22.18 2688 3710245 3666881 10.88 437216 6219814 160486 11:14:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 AM eth0 167.05 125.95 2014.33 36.98 0.00 0.00 0.00 0.00 11:15:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 AM eth0 394.25 326.80 5631.79 47.92 0.00 0.00 0.00 0.00 11:16:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 AM eth0 116.88 98.32 291.32 31.64 0.00 0.00 0.00 0.00 11:17:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:18:01 AM lo 3.30 3.30 0.30 0.30 0.00 0.00 0.00 0.00 11:18:01 AM eth0 298.33 181.36 9477.58 16.03 0.00 0.00 0.00 0.00 11:18:01 AM docker0 0.78 1.05 0.12 0.12 0.00 0.00 0.00 0.00 11:18:01 AM veth16a3134 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:19:01 AM lo 69.89 69.89 5.48 5.48 0.00 0.00 0.00 0.00 11:19:01 AM eth0 289.15 206.46 80.64 86.32 0.00 0.00 0.00 0.00 11:19:01 AM docker0 12.03 13.55 1.78 1.74 0.00 0.00 0.00 0.00 11:20:01 AM lo 29.81 29.81 1.47 1.47 0.00 0.00 0.00 0.00 11:20:01 AM eth0 250.18 205.51 674.64 67.39 0.00 0.00 0.00 0.00 11:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:21:01 AM lo 172.88 172.88 27.24 27.24 0.00 0.00 0.00 0.00 11:21:01 AM eth0 397.05 123.06 2294.90 16.65 0.00 0.00 0.00 0.00 11:21:01 AM docker0 74.25 79.66 12.23 13.42 0.00 0.00 0.00 0.00 11:21:01 AM vetha5fef82 66.78 71.65 12.35 11.32 0.00 0.00 0.00 0.00 11:21:01 AM veth67e29e1 7.46 8.71 0.90 2.37 0.00 0.00 0.00 0.00 11:22:01 AM lo 1491.28 1491.28 254.80 254.80 0.00 0.00 0.00 0.00 11:22:01 AM eth0 231.74 159.26 68.78 67.34 0.00 0.00 0.00 0.00 11:22:01 AM docker0 647.28 665.72 124.55 121.09 0.00 0.00 0.00 0.00 11:23:01 AM lo 1.27 1.27 0.06 0.06 0.00 0.00 0.00 0.00 11:23:01 AM eth0 88.82 77.09 1469.62 16.96 0.00 0.00 0.00 0.00 11:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 197.19 197.19 32.26 32.26 0.00 0.00 0.00 0.00 Average: eth0 248.47 167.25 2446.58 43.05 0.00 0.00 0.00 0.00 Average: docker0 81.88 84.74 15.46 15.21 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) 04/21/2026 _x86_64_ (8 CPU) 11:13:38 LINUX RESTART (8 CPU) 11:14:03 AM CPU %user %nice %system %iowait %steal %idle 11:15:01 AM all 12.30 0.00 1.27 0.56 0.05 85.81 11:15:01 AM 0 15.43 0.00 1.05 0.24 0.07 83.21 11:15:01 AM 1 23.58 0.00 2.19 0.41 0.05 73.77 11:15:01 AM 2 10.80 0.00 1.31 0.69 0.07 87.13 11:15:01 AM 3 5.74 0.00 0.95 0.57 0.05 92.69 11:15:01 AM 4 8.47 0.00 1.40 1.56 0.03 88.54 11:15:01 AM 5 9.56 0.00 1.23 0.26 0.05 88.90 11:15:01 AM 6 5.23 0.00 0.54 0.42 0.05 93.77 11:15:01 AM 7 19.59 0.00 1.52 0.31 0.03 78.55 11:16:01 AM all 34.42 0.00 1.36 0.86 0.10 63.26 11:16:01 AM 0 40.58 0.00 1.40 0.67 0.10 57.25 11:16:01 AM 1 39.61 0.00 1.34 1.12 0.12 57.82 11:16:01 AM 2 33.78 0.00 1.02 0.62 0.08 64.49 11:16:01 AM 3 49.21 0.00 1.55 0.99 0.12 48.13 11:16:01 AM 4 29.15 0.00 1.91 0.99 0.10 67.86 11:16:01 AM 5 19.34 0.00 1.12 0.65 0.08 78.80 11:16:01 AM 6 31.18 0.00 1.20 1.09 0.08 66.44 11:16:01 AM 7 32.49 0.00 1.37 0.75 0.08 65.31 11:17:01 AM all 25.01 0.00 0.70 0.10 0.07 74.13 11:17:01 AM 0 25.60 0.00 0.23 0.00 0.07 74.10 11:17:01 AM 1 15.53 0.00 0.63 0.02 0.07 83.75 11:17:01 AM 2 31.34 0.00 0.25 0.00 0.08 68.32 11:17:01 AM 3 13.45 0.00 0.63 0.00 0.07 85.85 11:17:01 AM 4 29.36 0.00 0.62 0.00 0.07 69.95 11:17:01 AM 5 6.02 0.00 0.58 0.60 0.05 92.75 11:17:01 AM 6 10.53 0.00 1.10 0.07 0.05 88.25 11:17:01 AM 7 68.15 0.00 1.52 0.13 0.08 30.12 11:18:01 AM all 25.96 0.00 3.10 0.57 0.08 70.30 11:18:01 AM 0 41.79 0.00 3.65 0.64 0.08 53.84 11:18:01 AM 1 21.15 0.00 3.05 1.16 0.08 74.55 11:18:01 AM 2 23.77 0.00 3.29 1.06 0.07 71.81 11:18:01 AM 3 22.70 0.00 3.20 0.29 0.08 73.73 11:18:01 AM 4 27.01 0.00 4.39 0.25 0.07 68.28 11:18:01 AM 5 17.95 0.00 2.15 0.61 0.07 79.23 11:18:01 AM 6 24.67 0.00 2.16 0.37 0.08 72.71 11:18:01 AM 7 28.62 0.00 2.88 0.19 0.10 68.21 11:19:01 AM all 20.52 0.00 2.25 0.05 0.11 77.07 11:19:01 AM 0 19.67 0.00 1.86 0.07 0.13 78.27 11:19:01 AM 1 19.98 0.00 2.31 0.05 0.12 77.54 11:19:01 AM 2 19.47 0.00 2.08 0.02 0.12 78.31 11:19:01 AM 3 25.85 0.00 2.24 0.07 0.12 71.72 11:19:01 AM 4 16.58 0.00 1.98 0.02 0.08 81.34 11:19:01 AM 5 20.33 0.00 2.60 0.07 0.10 76.91 11:19:01 AM 6 27.02 0.00 2.65 0.08 0.12 70.13 11:19:01 AM 7 15.25 0.00 2.31 0.05 0.10 82.29 11:20:01 AM all 28.95 0.00 1.15 0.03 0.08 69.78 11:20:01 AM 0 27.38 0.00 1.05 0.08 0.08 71.40 11:20:01 AM 1 28.31 0.00 1.42 0.00 0.08 70.18 11:20:01 AM 2 27.17 0.00 1.05 0.00 0.08 71.69 11:20:01 AM 3 28.51 0.00 0.68 0.02 0.07 70.72 11:20:01 AM 4 21.40 0.00 1.34 0.00 0.08 77.18 11:20:01 AM 5 31.21 0.00 0.89 0.03 0.08 67.79 11:20:01 AM 6 35.73 0.00 1.59 0.07 0.08 62.53 11:20:01 AM 7 31.92 0.00 1.20 0.07 0.08 66.72 11:21:01 AM all 31.39 0.00 1.94 0.40 0.10 66.17 11:21:01 AM 0 42.00 0.00 1.59 0.02 0.12 56.27 11:21:01 AM 1 46.98 0.00 2.93 1.24 0.12 48.73 11:21:01 AM 2 25.26 0.00 2.16 0.42 0.10 72.06 11:21:01 AM 3 24.71 0.00 1.63 0.81 0.10 72.75 11:21:01 AM 4 22.93 0.00 1.66 0.18 0.10 75.13 11:21:01 AM 5 31.50 0.00 1.81 0.18 0.10 66.40 11:21:01 AM 6 32.94 0.00 1.69 0.32 0.10 64.95 11:21:01 AM 7 24.74 0.00 2.03 0.03 0.10 73.09 11:22:01 AM all 20.93 0.00 2.12 0.02 0.10 76.83 11:22:01 AM 0 32.02 0.00 1.07 0.02 0.10 66.79 11:22:01 AM 1 20.46 0.00 2.80 0.05 0.10 76.58 11:22:01 AM 2 20.52 0.00 2.07 0.02 0.10 77.30 11:22:01 AM 3 20.77 0.00 2.23 0.02 0.10 76.88 11:22:01 AM 4 19.93 0.00 2.10 0.02 0.10 77.86 11:22:01 AM 5 22.05 0.00 1.60 0.03 0.08 76.24 11:22:01 AM 6 16.56 0.00 2.13 0.00 0.10 81.20 11:22:01 AM 7 15.10 0.00 2.94 0.00 0.10 81.85 11:23:01 AM all 32.68 0.00 1.60 0.38 0.08 65.26 11:23:01 AM 0 25.80 0.00 1.27 0.08 0.08 72.77 11:23:01 AM 1 28.37 0.00 2.58 2.11 0.10 66.83 11:23:01 AM 2 23.34 0.00 1.41 0.15 0.08 75.02 11:23:01 AM 3 45.89 0.00 1.96 0.54 0.10 51.51 11:23:01 AM 4 39.66 0.00 1.42 0.00 0.08 58.83 11:23:01 AM 5 48.45 0.00 1.61 0.02 0.08 49.84 11:23:01 AM 6 28.79 0.00 1.47 0.00 0.08 69.65 11:23:01 AM 7 21.09 0.00 1.05 0.13 0.05 77.67 Average: all 25.85 0.00 1.72 0.33 0.09 72.02 Average: 0 30.07 0.00 1.46 0.20 0.09 68.17 Average: 1 27.12 0.00 2.14 0.69 0.09 69.96 Average: 2 23.99 0.00 1.63 0.33 0.09 73.97 Average: 3 26.39 0.00 1.68 0.36 0.09 71.48 Average: 4 23.89 0.00 1.87 0.33 0.08 73.83 Average: 5 22.98 0.00 1.51 0.27 0.08 75.16 Average: 6 23.70 0.00 1.62 0.27 0.08 74.33 Average: 7 28.61 0.00 1.87 0.18 0.08 69.25