---> uname -a: Linux prd-centos8-docker-8c-8g-219.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 1004 28424 19 2461 30436 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:2f:6b:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.96/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe2f:6b43/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4e:e3:03:c0 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) 01/14/2026 _x86_64_ (8 CPU) 05:17:24 LINUX RESTART (8 CPU) 05:18:02 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 169.67 2.93 166.74 351.34 9781.74 05:20:01 AM 197.05 2.50 194.55 950.35 10130.26 05:21:01 AM 74.98 1.17 73.81 82.37 6532.37 Average: 147.11 2.19 144.91 461.97 8809.39 05:18:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29209264 30988032 3446448 10.55 2688 2095168 1999700 5.93 162200 2821088 158788 05:20:01 AM 27156816 29169932 5498896 16.84 2688 2321904 3758988 11.15 225772 4768888 115148 05:21:01 AM 29135300 31193600 3520412 10.78 2688 2364760 1416972 4.20 412564 2606708 23232 Average: 28500460 30450521 4155252 12.72 2688 2260611 2391887 7.10 266845 3398895 99056 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 177.35 155.12 1696.72 50.89 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 234.67 203.40 2365.43 39.14 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 167.58 162.00 348.14 171.28 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 193.29 173.61 1468.83 87.31 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) 01/14/2026 _x86_64_ (8 CPU) 05:17:24 LINUX RESTART (8 CPU) 05:18:02 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 15.85 0.00 1.27 0.42 0.06 82.40 05:19:01 AM 0 13.16 0.00 0.88 0.37 0.07 85.51 05:19:01 AM 1 25.46 0.00 2.24 0.44 0.07 71.78 05:19:01 AM 2 22.16 0.00 1.38 0.48 0.05 75.93 05:19:01 AM 3 20.57 0.00 1.22 0.49 0.07 77.64 05:19:01 AM 4 12.88 0.00 1.02 0.27 0.03 85.80 05:19:01 AM 5 4.90 0.00 1.12 1.12 0.07 92.79 05:19:01 AM 6 17.11 0.00 1.29 0.10 0.09 81.41 05:19:01 AM 7 10.57 0.00 0.98 0.08 0.05 88.31 05:20:01 AM all 42.23 0.00 1.48 0.55 0.09 55.64 05:20:01 AM 0 39.72 0.00 1.39 0.38 0.08 58.43 05:20:01 AM 1 40.16 0.00 1.76 0.99 0.10 57.00 05:20:01 AM 2 47.08 0.00 1.79 1.15 0.10 49.87 05:20:01 AM 3 38.08 0.00 1.49 0.42 0.08 59.93 05:20:01 AM 4 37.55 0.00 1.79 0.70 0.08 59.88 05:20:01 AM 5 41.50 0.00 0.89 0.43 0.08 57.10 05:20:01 AM 6 42.64 0.00 1.18 0.13 0.08 55.96 05:20:01 AM 7 51.14 0.00 1.57 0.22 0.08 46.99 05:21:01 AM all 24.45 0.00 1.37 0.19 0.07 73.92 05:21:01 AM 0 18.89 0.00 1.15 0.15 0.08 79.73 05:21:01 AM 1 28.95 0.00 1.70 0.27 0.07 69.01 05:21:01 AM 2 26.70 0.00 1.24 0.45 0.07 71.54 05:21:01 AM 3 25.36 0.00 1.32 0.43 0.07 72.82 05:21:01 AM 4 23.44 0.00 1.14 0.07 0.08 75.27 05:21:01 AM 5 20.97 0.00 1.52 0.03 0.07 77.41 05:21:01 AM 6 26.59 0.00 1.54 0.02 0.07 71.79 05:21:01 AM 7 24.70 0.00 1.34 0.12 0.05 73.79 Average: all 27.58 0.00 1.37 0.39 0.07 70.59 Average: 0 23.99 0.00 1.14 0.30 0.08 74.49 Average: 1 31.56 0.00 1.90 0.57 0.08 65.90 Average: 2 32.04 0.00 1.47 0.69 0.07 65.73 Average: 3 28.05 0.00 1.34 0.45 0.07 70.09 Average: 4 24.68 0.00 1.32 0.35 0.07 73.59 Average: 5 22.56 0.00 1.18 0.53 0.07 75.66 Average: 6 28.86 0.00 1.34 0.08 0.08 69.64 Average: 7 28.89 0.00 1.30 0.14 0.06 69.61