---> uname -a: Linux prd-centos8-docker-8c-8g-421.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 1057 27128 19 3704 30370 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:7d:0c:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.88/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe7d:cf7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cc:87:35:6c 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:ccff:fe87:356c/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) 02/28/2026 _x86_64_ (8 CPU) 03:37:35 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 219.00 20.06 198.93 4089.99 8386.90 03:40:01 AM 453.98 4.82 449.17 1162.55 15694.15 03:41:01 AM 270.43 2.87 267.56 447.58 42554.75 03:42:01 AM 84.62 1.27 83.36 83.16 11990.64 Average: 257.00 7.25 249.75 1445.65 19656.76 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29310004 31151444 3345708 10.25 2688 2160876 1995896 5.92 152632 2748036 199872 03:40:01 AM 28308508 30490652 4347204 13.31 2688 2490840 1970512 5.85 255848 3592280 153268 03:41:01 AM 26354860 29542132 6300852 19.29 2688 3480780 2873180 8.52 583412 5154860 36 03:42:01 AM 27819752 31140396 4835960 14.81 2688 3613144 1489848 4.42 828640 3451808 9740 Average: 27948281 30581156 4707431 14.42 2688 2936410 2082359 6.18 455133 3736746 90729 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 116.45 89.55 1363.54 33.40 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 426.52 374.09 4525.20 57.35 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 590.05 420.74 9168.69 45.76 0.00 0.00 0.00 0.00 03:41:01 AM docker0 22.19 33.49 1.20 309.33 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 263.77 267.33 213.42 2336.78 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.12 0.00 0.01 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 349.20 287.94 3817.67 618.42 0.00 0.00 0.00 0.00 Average: docker0 5.55 8.40 0.30 77.33 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) 02/28/2026 _x86_64_ (8 CPU) 03:37:35 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 10.60 0.00 1.15 0.83 0.07 87.35 03:39:01 AM 0 2.99 0.00 0.52 0.43 0.08 95.98 03:39:01 AM 1 12.27 0.00 1.14 1.05 0.08 85.46 03:39:01 AM 2 6.37 0.00 0.64 0.35 0.07 92.57 03:39:01 AM 3 20.88 0.00 1.65 0.37 0.07 77.03 03:39:01 AM 4 16.36 0.00 1.27 1.09 0.08 81.20 03:39:01 AM 5 3.41 0.00 1.39 2.09 0.10 93.01 03:39:01 AM 6 19.57 0.00 1.93 0.75 0.05 77.70 03:39:01 AM 7 2.93 0.00 0.69 0.50 0.03 95.85 03:40:01 AM all 24.04 0.00 1.60 2.16 0.12 72.08 03:40:01 AM 0 24.34 0.00 1.81 2.41 0.12 71.32 03:40:01 AM 1 15.84 0.00 1.66 2.45 0.12 79.94 03:40:01 AM 2 23.19 0.00 1.84 2.33 0.10 72.54 03:40:01 AM 3 18.94 0.00 1.39 2.04 0.13 77.50 03:40:01 AM 4 29.69 0.00 2.23 2.21 0.10 65.77 03:40:01 AM 5 25.49 0.00 1.82 2.41 0.12 70.15 03:40:01 AM 6 33.65 0.00 1.05 1.46 0.12 63.72 03:40:01 AM 7 21.18 0.00 1.00 1.99 0.12 75.70 03:41:01 AM all 21.18 0.00 2.80 1.90 0.10 74.01 03:41:01 AM 0 13.75 0.00 2.53 0.10 0.08 83.53 03:41:01 AM 1 21.34 0.00 2.52 2.91 0.10 73.13 03:41:01 AM 2 19.82 0.00 3.66 4.71 0.12 71.69 03:41:01 AM 3 21.35 0.00 3.66 2.31 0.10 72.57 03:41:01 AM 4 32.72 0.00 2.66 0.98 0.10 63.54 03:41:01 AM 5 17.91 0.00 3.25 2.22 0.12 76.51 03:41:01 AM 6 30.09 0.00 1.95 1.44 0.08 66.43 03:41:01 AM 7 12.42 0.00 2.20 0.57 0.08 84.72 03:42:01 AM all 11.64 0.00 1.75 0.50 0.08 86.03 03:42:01 AM 0 8.37 0.00 2.07 0.62 0.10 88.84 03:42:01 AM 1 27.07 0.00 2.33 0.57 0.08 69.95 03:42:01 AM 2 7.71 0.00 1.53 1.01 0.08 89.67 03:42:01 AM 3 15.68 0.00 1.99 0.20 0.08 82.05 03:42:01 AM 4 13.66 0.00 1.49 0.12 0.07 84.66 03:42:01 AM 5 10.65 0.00 2.04 1.04 0.08 86.18 03:42:01 AM 6 6.03 0.00 1.09 0.03 0.07 92.78 03:42:01 AM 7 3.93 0.00 1.46 0.42 0.08 94.11 Average: all 16.86 0.00 1.82 1.35 0.09 79.88 Average: 0 12.35 0.00 1.73 0.89 0.10 84.93 Average: 1 19.13 0.00 1.91 1.74 0.10 77.12 Average: 2 14.26 0.00 1.91 2.09 0.09 81.64 Average: 3 19.21 0.00 2.17 1.23 0.10 77.30 Average: 4 23.09 0.00 1.91 1.10 0.09 73.81 Average: 5 14.36 0.00 2.12 1.94 0.10 81.47 Average: 6 22.32 0.00 1.51 0.92 0.08 75.17 Average: 7 10.11 0.00 1.34 0.87 0.08 87.60