---> uname -a: Linux prd-centos8-docker-8c-8g-7359.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 995 28441 19 2453 30445 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:d9:e8:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.133/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fed9:e81a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:44:52:f1:7b 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/13/2026 _x86_64_ (8 CPU) 05:17:27 LINUX RESTART (8 CPU) 05:18:02 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 169.47 2.93 166.54 351.34 10469.10 05:20:01 AM 184.32 2.50 181.82 940.35 8874.68 05:21:01 AM 71.63 0.95 70.68 43.45 6190.92 Average: 141.65 2.12 139.53 445.57 8500.63 05:18:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29025696 30797304 3630016 11.12 2688 2088368 2244368 6.66 160896 3005292 126208 05:20:01 AM 27561840 29564620 5093872 15.60 2688 2312088 2898448 8.60 223944 4370268 111304 05:21:01 AM 29060928 31118200 3594784 11.01 2688 2364036 1503532 4.46 411444 2683760 34100 Average: 28549488 30493375 4106224 12.57 2688 2254831 2215449 6.57 265428 3353107 90537 05:18:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 183.24 158.62 1698.45 52.13 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 234.24 200.02 2368.91 38.48 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 154.85 152.18 342.87 168.52 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 190.82 170.34 1468.80 86.57 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 02/13/2026 _x86_64_ (8 CPU) 05:17:27 LINUX RESTART (8 CPU) 05:18:02 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 16.39 0.00 1.44 0.43 0.07 81.66 05:19:01 AM 0 14.22 0.00 1.24 0.19 0.08 84.27 05:19:01 AM 1 13.20 0.00 1.87 0.65 0.07 84.21 05:19:01 AM 2 37.55 0.00 3.35 0.80 0.07 58.23 05:19:01 AM 3 6.96 0.00 1.55 0.78 0.09 90.63 05:19:01 AM 4 20.73 0.00 1.48 0.22 0.05 77.52 05:19:01 AM 5 16.05 0.00 0.92 0.25 0.07 82.71 05:19:01 AM 6 9.65 0.00 0.37 0.14 0.05 89.79 05:19:01 AM 7 12.80 0.00 0.76 0.44 0.07 85.93 05:20:01 AM all 42.45 0.00 1.66 0.46 0.10 55.34 05:20:01 AM 0 35.55 0.00 1.40 0.33 0.10 62.61 05:20:01 AM 1 39.67 0.00 2.17 0.92 0.12 57.12 05:20:01 AM 2 37.94 0.00 1.50 0.37 0.10 60.09 05:20:01 AM 3 53.23 0.00 1.77 0.10 0.08 44.82 05:20:01 AM 4 48.55 0.00 1.75 0.17 0.10 49.43 05:20:01 AM 5 41.18 0.00 1.87 0.62 0.08 56.25 05:20:01 AM 6 36.28 0.00 1.82 0.87 0.10 60.93 05:20:01 AM 7 47.19 0.00 0.95 0.28 0.10 51.47 05:21:01 AM all 26.83 0.00 1.59 0.21 0.07 71.30 05:21:01 AM 0 26.01 0.00 1.52 0.08 0.07 72.32 05:21:01 AM 1 21.45 0.00 1.27 0.20 0.08 76.99 05:21:01 AM 2 23.20 0.00 1.32 0.25 0.08 75.14 05:21:01 AM 3 32.82 0.00 2.07 0.17 0.07 64.88 05:21:01 AM 4 36.08 0.00 1.69 0.37 0.07 61.79 05:21:01 AM 5 38.07 0.00 2.51 0.07 0.07 59.30 05:21:01 AM 6 18.67 0.00 1.04 0.20 0.07 80.03 05:21:01 AM 7 18.34 0.00 1.27 0.37 0.05 79.97 Average: all 28.63 0.00 1.56 0.37 0.08 69.37 Average: 0 25.32 0.00 1.39 0.20 0.08 73.00 Average: 1 24.85 0.00 1.77 0.59 0.09 72.70 Average: 2 32.88 0.00 2.05 0.47 0.08 64.52 Average: 3 31.14 0.00 1.80 0.35 0.08 66.64 Average: 4 35.19 0.00 1.64 0.25 0.07 62.84 Average: 5 31.85 0.00 1.77 0.31 0.07 65.99 Average: 6 21.60 0.00 1.08 0.40 0.07 76.85 Average: 7 26.18 0.00 1.00 0.36 0.07 72.38