---> uname -a: Linux prd-centos8-docker-8c-8g-2279.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 998 28436 19 2455 30442 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:00:2c:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.152/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe00:2c66/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a0:a8:e0:a7 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) 03/16/2026 _x86_64_ (8 CPU) 05:17:44 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 249.47 25.54 223.93 6016.28 16280.71 05:20:01 AM 196.73 3.78 192.95 903.18 10605.27 05:21:01 AM 107.28 1.52 105.76 387.81 6954.22 05:22:01 AM 62.89 2.82 60.07 137.13 4433.95 Average: 154.08 8.41 145.67 1861.01 9568.17 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29549416 31244900 3106296 9.51 2688 2017636 1449580 4.30 145396 2528068 203356 05:20:01 AM 27794172 29667800 4861540 14.89 2688 2186884 3474716 10.31 195888 4182964 94864 05:21:01 AM 27400496 29445952 5255216 16.09 2688 2353636 2905304 8.62 233280 4516380 70304 05:22:01 AM 29057848 31112412 3597864 11.02 2688 2361808 1482664 4.40 414120 2684772 8352 Average: 28450483 30367766 4205229 12.88 2688 2229991 2328066 6.91 247171 3478046 94219 05:18:01 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 371.24 233.72 1841.49 63.81 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 253.94 227.10 1814.06 62.91 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 215.76 178.69 1571.85 38.11 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 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 122.96 126.12 56.87 162.96 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 240.97 191.40 1321.01 81.95 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) 03/16/2026 _x86_64_ (8 CPU) 05:17:44 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 14.41 0.00 2.20 0.89 0.05 82.44 05:19:01 AM 0 5.45 0.00 2.27 1.69 0.08 90.51 05:19:01 AM 1 28.63 0.00 2.24 0.74 0.05 68.34 05:19:01 AM 2 16.29 0.00 3.06 1.98 0.07 78.61 05:19:01 AM 3 20.88 0.00 1.94 0.37 0.05 76.76 05:19:01 AM 4 11.70 0.00 1.39 0.73 0.05 86.13 05:19:01 AM 5 17.23 0.00 3.05 0.52 0.05 79.15 05:19:01 AM 6 8.83 0.00 2.05 0.62 0.03 88.46 05:19:01 AM 7 6.26 0.00 1.62 0.47 0.05 91.59 05:20:01 AM all 27.66 0.00 1.54 0.74 0.07 69.99 05:20:01 AM 0 38.00 0.00 1.19 0.48 0.07 60.26 05:20:01 AM 1 30.31 0.00 1.19 0.08 0.07 68.36 05:20:01 AM 2 25.97 0.00 1.86 0.77 0.07 71.34 05:20:01 AM 3 27.25 0.00 1.84 1.19 0.08 69.64 05:20:01 AM 4 11.95 0.00 1.15 0.65 0.07 86.18 05:20:01 AM 5 30.52 0.00 1.62 1.09 0.07 66.71 05:20:01 AM 6 34.83 0.00 1.04 0.13 0.07 63.93 05:20:01 AM 7 22.41 0.00 2.41 1.52 0.08 73.57 05:21:01 AM all 42.66 0.00 1.65 0.38 0.08 55.24 05:21:01 AM 0 44.92 0.00 1.47 0.27 0.08 53.26 05:21:01 AM 1 57.53 0.00 1.90 0.58 0.08 39.90 05:21:01 AM 2 35.51 0.00 1.72 0.23 0.08 62.46 05:21:01 AM 3 37.22 0.00 1.67 0.85 0.08 60.17 05:21:01 AM 4 41.72 0.00 1.24 0.32 0.08 56.64 05:21:01 AM 5 51.20 0.00 2.46 0.60 0.07 45.68 05:21:01 AM 6 36.10 0.00 1.14 0.03 0.08 62.65 05:21:01 AM 7 37.06 0.00 1.60 0.12 0.07 61.15 05:22:01 AM all 14.21 0.00 1.19 0.18 0.05 84.37 05:22:01 AM 0 12.83 0.00 1.13 0.02 0.07 85.95 05:22:01 AM 1 30.26 0.00 1.67 0.37 0.07 67.64 05:22:01 AM 2 10.65 0.00 1.00 0.27 0.05 88.03 05:22:01 AM 3 16.05 0.00 1.35 0.18 0.03 82.38 05:22:01 AM 4 9.14 0.00 1.04 0.13 0.07 89.62 05:22:01 AM 5 9.08 0.00 1.02 0.05 0.05 89.80 05:22:01 AM 6 20.13 0.00 1.29 0.43 0.05 78.10 05:22:01 AM 7 5.48 0.00 0.99 0.02 0.05 93.47 Average: all 24.73 0.00 1.64 0.55 0.06 73.01 Average: 0 25.30 0.00 1.52 0.61 0.08 72.50 Average: 1 36.68 0.00 1.75 0.44 0.07 61.06 Average: 2 22.10 0.00 1.91 0.81 0.07 75.11 Average: 3 25.35 0.00 1.70 0.65 0.06 72.24 Average: 4 18.63 0.00 1.20 0.46 0.07 79.64 Average: 5 27.01 0.00 2.04 0.56 0.06 70.33 Average: 6 24.97 0.00 1.38 0.30 0.06 73.29 Average: 7 17.81 0.00 1.66 0.53 0.06 79.94