---> uname -a: Linux prd-centos8-docker-8c-8g-4350.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 1078 26451 19 4360 30346 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:4c:b6:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.138/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe4c:b60b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:26:1b:e1:90 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::42:26ff:fe1b:e190/64 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) 03/24/2026 _x86_64_ (8 CPU) 02:28:40 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 254.93 15.21 239.72 3873.13 7527.41 02:31:01 AM 279.07 13.51 265.56 2131.42 14923.59 02:32:01 AM 151.83 16.99 134.84 5683.84 37997.48 02:33:01 AM 83.66 2.78 80.87 198.87 25610.16 Average: 192.37 12.13 180.25 2971.81 21514.66 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29362492 31208164 3293220 10.08 2688 2165828 1980972 5.88 152384 2701056 287084 02:31:01 AM 27893264 30184544 4762448 14.58 2688 2603088 2632084 7.81 247168 4024496 294200 02:32:01 AM 26832120 30308428 5823592 17.83 2688 3770740 2084228 6.18 520032 4748172 214608 02:33:01 AM 27028864 31017328 5626848 17.23 2688 4277952 1532568 4.55 894884 4169108 9236 Average: 27779185 30679616 4876527 14.93 2688 3204402 2057463 6.10 453617 3910708 201282 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 224.68 152.02 1890.79 56.40 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 524.61 401.12 5976.17 51.28 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 11.66 11.66 1.25 1.25 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1269.19 376.34 7635.94 40.70 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.27 5.38 0.61 0.62 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 84.51 100.40 203.45 1249.46 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 Average: lo 2.92 2.92 0.31 0.31 0.00 0.00 0.00 0.00 Average: eth0 525.75 257.47 3926.59 349.46 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.35 0.15 0.16 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) 03/24/2026 _x86_64_ (8 CPU) 02:28:40 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 11.75 0.00 1.54 0.57 0.06 86.08 02:30:01 AM 0 13.42 0.00 1.47 0.17 0.07 84.88 02:30:01 AM 1 12.18 0.00 0.70 0.35 0.05 86.71 02:30:01 AM 2 4.90 0.00 1.22 0.25 0.05 93.58 02:30:01 AM 3 32.51 0.00 4.83 2.66 0.07 59.93 02:30:01 AM 4 15.13 0.00 1.59 0.38 0.05 82.85 02:30:01 AM 5 3.73 0.00 0.45 0.17 0.07 95.58 02:30:01 AM 6 3.82 0.00 0.97 0.07 0.05 95.09 02:30:01 AM 7 8.34 0.00 1.09 0.48 0.05 90.04 02:31:01 AM all 25.41 0.00 1.42 0.77 0.08 72.33 02:31:01 AM 0 28.40 0.00 0.84 0.55 0.08 70.13 02:31:01 AM 1 22.92 0.00 1.35 0.82 0.08 74.82 02:31:01 AM 2 23.15 0.00 1.56 0.97 0.08 74.23 02:31:01 AM 3 25.55 0.00 1.12 0.37 0.07 72.89 02:31:01 AM 4 22.36 0.00 1.76 1.05 0.07 74.77 02:31:01 AM 5 35.88 0.00 0.90 0.28 0.08 62.85 02:31:01 AM 6 26.45 0.00 2.66 1.61 0.08 69.19 02:31:01 AM 7 18.53 0.00 1.14 0.53 0.07 79.73 02:32:01 AM all 23.21 0.26 3.00 0.64 0.08 72.81 02:32:01 AM 0 28.53 0.03 2.67 0.49 0.08 68.19 02:32:01 AM 1 24.75 1.85 3.87 0.94 0.08 68.51 02:32:01 AM 2 21.29 0.02 4.07 1.13 0.10 73.40 02:32:01 AM 3 26.71 0.00 2.48 0.64 0.07 70.10 02:32:01 AM 4 19.73 0.02 2.21 0.56 0.10 77.39 02:32:01 AM 5 17.77 0.10 2.89 0.86 0.08 78.30 02:32:01 AM 6 27.78 0.03 2.94 0.02 0.08 69.14 02:32:01 AM 7 19.11 0.03 2.83 0.51 0.07 77.45 02:33:01 AM all 14.45 0.00 1.65 0.32 0.05 83.53 02:33:01 AM 0 13.95 0.00 1.67 0.12 0.05 84.21 02:33:01 AM 1 19.40 0.00 1.85 0.67 0.07 78.02 02:33:01 AM 2 25.41 0.00 2.67 0.45 0.05 71.42 02:33:01 AM 3 12.20 0.00 1.25 0.20 0.05 86.29 02:33:01 AM 4 11.70 0.00 1.42 0.13 0.03 86.71 02:33:01 AM 5 14.96 0.00 1.27 0.42 0.03 83.32 02:33:01 AM 6 10.82 0.00 1.49 0.07 0.03 87.59 02:33:01 AM 7 7.12 0.00 1.61 0.52 0.05 90.70 Average: all 18.70 0.06 1.90 0.58 0.07 78.70 Average: 0 21.06 0.01 1.66 0.33 0.07 76.87 Average: 1 19.80 0.46 1.94 0.69 0.07 77.03 Average: 2 18.68 0.00 2.38 0.70 0.07 78.17 Average: 3 24.24 0.00 2.42 0.97 0.06 72.31 Average: 4 17.22 0.00 1.74 0.53 0.06 80.44 Average: 5 18.09 0.03 1.38 0.43 0.07 80.01 Average: 6 17.19 0.01 2.01 0.44 0.06 80.28 Average: 7 13.27 0.01 1.66 0.51 0.06 84.49