---> uname -a: Linux prd-centos8-docker-8c-8g-16990.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 1039 26555 19 4295 30384 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:db:02:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.252/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85917sec preferred_lft 85917sec inet6 fe80::f816:3eff:fedb:2fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c6:59:c4:f6 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:c6ff:fe59:c4f6/64 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) 02/15/2026 _x86_64_ (8 CPU) 02:28:21 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 143.90 14.71 129.19 3205.33 9918.73 02:31:01 AM 241.04 4.18 236.85 886.10 9688.49 02:32:01 AM 43.21 2.03 41.18 308.22 21702.37 02:33:01 AM 3.90 0.00 3.90 0.00 608.40 02:34:01 AM 0.95 0.00 0.95 0.00 417.09 02:35:01 AM 90.75 12.48 78.27 896.52 27558.41 02:36:01 AM 87.29 3.58 83.71 4641.68 23464.43 Average: 87.29 5.28 82.01 1419.84 13336.85 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29330048 31149864 3325664 10.18 2688 2139616 2036924 6.04 151032 2723540 138488 02:31:01 AM 27965472 30191544 4690240 14.36 2688 2537416 2308000 6.85 243136 3956444 293684 02:32:01 AM 27253980 29845036 5401732 16.54 2688 2901840 2695788 8.00 267384 4640236 7108 02:33:01 AM 27242624 29844176 5413088 16.58 2688 2912300 2717040 8.06 267384 4652772 992 02:34:01 AM 27231232 29844180 5424480 16.61 2688 2923828 2717040 8.06 267384 4664404 236 02:35:01 AM 25873420 28934848 6782292 20.77 2688 3355960 5445696 16.16 454280 5764324 1772 02:36:01 AM 27205588 31126608 5450124 16.69 2688 4210296 1490792 4.42 881832 4006668 71468 Average: 27443195 30133751 5212517 15.96 2688 2997322 2773040 8.23 361776 4344055 73393 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 104.87 77.81 1326.88 29.55 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 482.81 371.44 5953.42 50.15 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 1305.92 381.05 6024.70 27.89 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM eth0 77.37 28.93 178.81 2.13 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:34:01 AM eth0 85.77 32.69 199.07 2.62 0.00 0.00 0.00 0.00 02:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:35:01 AM lo 7.03 7.03 0.81 0.81 0.00 0.00 0.00 0.00 02:35:01 AM eth0 43.91 23.75 66.63 10.81 0.00 0.00 0.00 0.00 02:35:01 AM docker0 2.83 3.77 0.42 0.43 0.00 0.00 0.00 0.00 02:35:01 AM veth6abc188 1.37 1.97 0.23 0.23 0.00 0.00 0.00 0.00 02:36:01 AM lo 4.90 4.90 0.45 0.45 0.00 0.00 0.00 0.00 02:36:01 AM eth0 147.51 150.06 1386.16 1252.20 0.00 0.00 0.00 0.00 02:36:01 AM docker0 1.48 1.65 0.20 0.19 0.00 0.00 0.00 0.00 Average: lo 1.70 1.70 0.18 0.18 0.00 0.00 0.00 0.00 Average: eth0 321.15 152.25 2162.23 196.52 0.00 0.00 0.00 0.00 Average: docker0 0.62 0.77 0.09 0.09 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) 02/15/2026 _x86_64_ (8 CPU) 02:28:21 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 10.18 0.00 1.03 1.01 0.06 87.72 02:30:01 AM 0 4.26 0.00 0.35 0.13 0.05 95.21 02:30:01 AM 1 16.22 0.00 1.45 1.71 0.07 80.56 02:30:01 AM 2 5.74 0.00 0.89 0.97 0.05 92.36 02:30:01 AM 3 19.20 0.00 1.97 1.15 0.07 77.61 02:30:01 AM 4 19.50 0.00 1.70 2.14 0.08 76.57 02:30:01 AM 5 1.81 0.00 0.43 0.40 0.05 97.31 02:30:01 AM 6 11.02 0.00 1.07 0.30 0.05 87.56 02:30:01 AM 7 3.72 0.00 0.37 1.25 0.05 94.61 02:31:01 AM all 26.84 0.00 1.44 1.00 0.09 70.63 02:31:01 AM 0 22.73 0.00 1.15 0.35 0.10 75.67 02:31:01 AM 1 25.65 0.00 1.52 0.57 0.08 72.18 02:31:01 AM 2 38.33 0.00 1.66 2.42 0.12 57.48 02:31:01 AM 3 18.52 0.00 1.09 0.79 0.07 79.54 02:31:01 AM 4 39.90 0.00 2.17 1.37 0.12 56.44 02:31:01 AM 5 15.64 0.00 1.19 1.16 0.08 81.93 02:31:01 AM 6 25.64 0.00 1.29 0.55 0.08 72.44 02:31:01 AM 7 28.35 0.00 1.42 0.79 0.08 69.36 02:32:01 AM all 7.68 0.00 0.67 1.44 0.06 90.14 02:32:01 AM 0 12.05 0.00 0.69 0.00 0.07 87.19 02:32:01 AM 1 13.27 0.00 1.09 0.50 0.08 85.05 02:32:01 AM 2 2.20 0.00 0.62 0.08 0.08 97.02 02:32:01 AM 3 12.96 0.00 0.77 0.23 0.07 85.96 02:32:01 AM 4 11.17 0.00 0.50 0.02 0.05 88.27 02:32:01 AM 5 3.39 0.00 0.49 0.76 0.05 95.31 02:32:01 AM 6 4.16 0.00 0.87 6.93 0.07 87.97 02:32:01 AM 7 2.24 0.00 0.37 2.98 0.05 94.36 02:33:01 AM all 0.21 0.00 0.09 0.02 0.04 99.64 02:33:01 AM 0 0.57 0.00 0.03 0.00 0.03 99.37 02:33:01 AM 1 0.13 0.00 0.10 0.15 0.03 99.58 02:33:01 AM 2 0.23 0.00 0.12 0.00 0.08 99.57 02:33:01 AM 3 0.17 0.00 0.12 0.00 0.05 99.67 02:33:01 AM 4 0.18 0.00 0.10 0.00 0.05 99.67 02:33:01 AM 5 0.08 0.00 0.02 0.00 0.03 99.87 02:33:01 AM 6 0.13 0.00 0.08 0.03 0.03 99.72 02:33:01 AM 7 0.17 0.00 0.12 0.00 0.02 99.70 02:34:01 AM all 0.19 0.00 0.10 0.02 0.03 99.66 02:34:01 AM 0 0.33 0.00 0.08 0.00 0.03 99.55 02:34:01 AM 1 0.23 0.00 0.17 0.17 0.05 99.38 02:34:01 AM 2 0.13 0.00 0.13 0.00 0.03 99.70 02:34:01 AM 3 0.12 0.00 0.08 0.00 0.03 99.77 02:34:01 AM 4 0.17 0.00 0.07 0.00 0.03 99.73 02:34:01 AM 5 0.15 0.00 0.08 0.02 0.00 99.75 02:34:01 AM 6 0.13 0.00 0.07 0.00 0.02 99.78 02:34:01 AM 7 0.22 0.00 0.12 0.00 0.03 99.63 02:35:01 AM all 9.96 0.27 1.91 1.68 0.06 86.12 02:35:01 AM 0 9.78 0.05 1.84 4.51 0.08 83.73 02:35:01 AM 1 12.47 0.00 2.25 3.57 0.07 81.64 02:35:01 AM 2 11.45 0.00 1.81 1.33 0.07 85.34 02:35:01 AM 3 9.49 0.00 1.36 0.86 0.07 88.23 02:35:01 AM 4 14.04 0.03 1.99 0.37 0.05 83.52 02:35:01 AM 5 8.02 2.06 1.80 1.24 0.07 86.81 02:35:01 AM 6 7.56 0.02 1.76 0.12 0.07 90.48 02:35:01 AM 7 6.86 0.00 2.45 1.43 0.05 89.22 02:36:01 AM all 17.40 0.05 2.03 1.97 0.08 78.47 02:36:01 AM 0 18.14 0.35 2.76 4.77 0.08 73.88 02:36:01 AM 1 19.80 0.00 2.01 1.66 0.10 76.44 02:36:01 AM 2 19.55 0.03 1.88 1.91 0.08 76.54 02:36:01 AM 3 22.26 0.00 2.07 1.64 0.07 73.96 02:36:01 AM 4 21.98 0.00 1.56 0.42 0.08 75.96 02:36:01 AM 5 14.53 0.02 1.97 0.52 0.07 82.90 02:36:01 AM 6 10.18 0.00 1.71 4.64 0.05 83.42 02:36:01 AM 7 12.75 0.00 2.31 0.22 0.08 84.64 Average: all 10.34 0.05 1.04 1.02 0.06 87.49 Average: 0 9.69 0.06 0.99 1.39 0.06 87.81 Average: 1 12.53 0.00 1.23 1.19 0.07 84.98 Average: 2 11.07 0.00 1.01 0.96 0.07 86.88 Average: 3 11.82 0.00 1.07 0.67 0.06 86.39 Average: 4 15.27 0.00 1.16 0.62 0.07 82.89 Average: 5 6.23 0.30 0.85 0.58 0.05 91.99 Average: 6 8.40 0.00 0.98 1.79 0.05 88.78 Average: 7 7.76 0.00 1.02 0.95 0.05 90.22