---> uname -a: Linux prd-centos8-docker-8c-8g-9062.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: 2799.974 BogoMIPS: 5599.94 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 1056 27072 19 3761 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:b1:e9:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.50/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:feb1:e93d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9c:22:9d:71 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::42:9cff:fe22:9d71/64 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) 05/09/2026 _x86_64_ (8 CPU) 03:37:42 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 241.35 34.79 206.56 7630.94 43875.86 03:40:01 AM 424.39 15.16 409.23 3703.43 14808.13 03:41:01 AM 231.26 6.43 224.83 687.64 11034.69 03:42:01 AM 186.34 3.95 182.39 580.21 42673.68 Average: 270.83 15.08 255.75 3150.55 28098.09 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29543356 31246196 3112356 9.53 2688 2026176 1427804 4.24 146984 2536944 200124 03:40:01 AM 28606196 30732320 4049516 12.40 2688 2437464 1844484 5.47 214196 3349368 183776 03:41:01 AM 27444060 29963256 5211652 15.96 2688 2823508 2442556 7.25 417724 4277564 272972 03:42:01 AM 27736108 31111756 4919604 15.07 2688 3668068 1493948 4.43 829564 3534284 150464 Average: 28332430 30763382 4323282 13.24 2688 2738804 1802198 5.35 402117 3424540 201834 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 439.54 273.59 1933.47 73.29 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 383.72 329.34 3861.12 64.45 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 451.90 348.37 5779.02 45.91 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 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 449.92 396.78 4879.61 2345.58 0.00 0.00 0.00 0.00 03:42:01 AM docker0 9.65 12.15 0.56 307.73 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 431.27 337.02 4113.30 632.31 0.00 0.00 0.00 0.00 Average: docker0 2.41 3.04 0.14 76.93 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) 05/09/2026 _x86_64_ (8 CPU) 03:37:42 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 13.87 0.00 2.48 2.07 0.06 81.52 03:39:01 AM 0 7.03 0.00 2.28 0.77 0.07 89.85 03:39:01 AM 1 14.59 0.00 3.06 3.23 0.07 79.05 03:39:01 AM 2 15.94 0.00 2.44 2.09 0.05 79.48 03:39:01 AM 3 27.24 0.00 4.03 6.06 0.08 62.58 03:39:01 AM 4 11.53 0.00 1.82 2.16 0.07 84.43 03:39:01 AM 5 7.52 0.00 1.39 0.95 0.07 90.07 03:39:01 AM 6 15.67 0.00 2.61 0.55 0.05 81.12 03:39:01 AM 7 11.44 0.00 2.17 0.77 0.05 85.57 03:40:01 AM all 15.86 0.00 1.53 1.08 0.08 81.45 03:40:01 AM 0 12.08 0.00 1.14 0.25 0.07 86.47 03:40:01 AM 1 18.36 0.00 1.27 0.80 0.08 79.49 03:40:01 AM 2 15.33 0.00 1.57 0.95 0.08 82.06 03:40:01 AM 3 17.50 0.00 1.73 1.16 0.08 79.53 03:40:01 AM 4 19.66 0.00 1.69 1.20 0.07 77.38 03:40:01 AM 5 16.98 0.00 1.26 0.59 0.08 81.09 03:40:01 AM 6 19.94 0.00 2.63 2.95 0.08 74.40 03:40:01 AM 7 7.06 0.00 0.99 0.74 0.07 91.15 03:41:01 AM all 26.28 0.00 1.46 0.72 0.08 71.47 03:41:01 AM 0 29.71 0.00 1.94 0.33 0.08 67.93 03:41:01 AM 1 30.70 0.00 1.12 0.60 0.10 67.47 03:41:01 AM 2 21.07 0.00 1.79 0.55 0.08 76.50 03:41:01 AM 3 29.73 0.00 1.51 0.94 0.08 67.73 03:41:01 AM 4 26.81 0.00 1.37 0.74 0.08 71.00 03:41:01 AM 5 36.57 0.00 1.34 0.37 0.08 61.64 03:41:01 AM 6 18.45 0.00 1.30 0.49 0.07 79.69 03:41:01 AM 7 17.16 0.00 1.27 1.72 0.07 79.77 03:42:01 AM all 13.85 0.00 3.20 1.07 0.08 81.81 03:42:01 AM 0 8.66 0.00 2.69 0.59 0.08 87.98 03:42:01 AM 1 14.48 0.00 2.74 2.05 0.08 80.65 03:42:01 AM 2 12.52 0.00 3.26 2.50 0.07 81.65 03:42:01 AM 3 16.09 0.00 3.21 1.14 0.08 79.47 03:42:01 AM 4 20.87 0.00 3.84 0.79 0.10 74.40 03:42:01 AM 5 17.16 0.00 3.80 0.67 0.07 78.30 03:42:01 AM 6 11.09 0.00 3.40 0.62 0.08 84.81 03:42:01 AM 7 9.89 0.00 2.62 0.17 0.07 87.26 Average: all 17.47 0.00 2.16 1.23 0.08 79.06 Average: 0 14.38 0.00 2.01 0.49 0.08 83.05 Average: 1 19.54 0.00 2.05 1.67 0.08 76.66 Average: 2 16.22 0.00 2.27 1.52 0.07 79.92 Average: 3 22.65 0.00 2.62 2.33 0.08 72.33 Average: 4 19.71 0.00 2.18 1.22 0.08 76.81 Average: 5 19.57 0.00 1.94 0.65 0.08 77.77 Average: 6 16.29 0.00 2.48 1.15 0.07 80.00 Average: 7 11.39 0.00 1.76 0.85 0.06 85.94