---> uname -a: Linux prd-centos8-docker-4c-4g-16165.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1066 10599 19 4097 14347 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:de:73:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.235/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fede:736f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bf:10:be:24 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:bfff:fe10:be24/64 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) 11/29/2025 _x86_64_ (4 CPU) 03:28:23 LINUX RESTART (4 CPU) 03:29:01 AM tps rtps wtps bread/s bwrtn/s 03:30:01 AM 172.22 4.58 167.64 288.22 10378.14 03:31:01 AM 224.62 2.41 222.20 755.79 23895.34 03:32:01 AM 1024.66 61.63 963.03 915.56 38055.13 03:33:01 AM 121.50 71.79 49.71 4250.62 2180.24 03:34:01 AM 191.37 4.80 186.57 2264.85 9021.38 Average: 346.86 29.04 317.83 1694.78 16708.18 03:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:30:01 AM 12852788 14750560 3288744 20.37 2688 2105788 1481472 8.62 158172 2739000 134860 03:31:01 AM 10974332 13411860 5167200 32.01 2688 2630940 3036944 17.67 316520 4393764 288 03:32:01 AM 10552756 13976104 5588776 34.62 2688 3418816 1771292 10.30 416020 4287516 9944 03:33:01 AM 10888888 14516648 5252644 32.54 2688 3618620 1384672 8.06 460776 3906700 68768 03:34:01 AM 10900108 14734576 5241424 32.47 2688 3821420 1196924 6.96 706048 3655548 23156 Average: 11233774 14277950 4907758 30.40 2688 3119117 1774261 10.32 411507 3796506 47403 03:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 152.82 121.60 1754.26 26.99 0.00 0.00 0.00 0.00 03:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM lo 5.66 5.66 4.48 4.48 0.00 0.00 0.00 0.00 03:31:01 AM eth0 421.17 273.30 4705.84 34.40 0.00 0.00 0.00 0.00 03:31:01 AM docker0 3.18 2.90 4.07 0.44 0.00 0.00 0.00 0.00 03:31:01 AM veth92111f0 0.10 0.35 0.01 0.03 0.00 0.00 0.00 0.00 03:32:01 AM lo 0.48 0.48 0.03 0.03 0.00 0.00 0.00 0.00 03:32:01 AM eth0 189.50 138.92 1859.06 22.27 0.00 0.00 0.00 0.00 03:32:01 AM docker0 0.02 0.03 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM eth0 68.61 51.84 684.63 8.47 0.00 0.00 0.00 0.00 03:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM eth0 159.95 118.33 2138.23 45.85 0.00 0.00 0.00 0.00 03:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.90 0.90 0.00 0.00 0.00 0.00 Average: eth0 198.46 140.83 2228.97 27.60 0.00 0.00 0.00 0.00 Average: docker0 0.64 0.59 0.82 0.09 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) 11/29/2025 _x86_64_ (4 CPU) 03:28:23 LINUX RESTART (4 CPU) 03:29:01 AM CPU %user %nice %system %iowait %steal %idle 03:30:01 AM all 23.15 0.00 1.99 2.71 0.09 72.06 03:30:01 AM 0 17.45 0.00 1.38 2.43 0.08 78.65 03:30:01 AM 1 28.65 0.00 2.78 2.83 0.08 65.67 03:30:01 AM 2 12.88 0.00 1.07 3.45 0.10 82.50 03:30:01 AM 3 33.63 0.00 2.74 2.14 0.08 61.40 03:31:01 AM all 40.35 0.08 3.13 2.12 0.10 54.22 03:31:01 AM 0 39.91 0.12 2.83 1.04 0.10 56.00 03:31:01 AM 1 42.84 0.15 2.95 1.98 0.10 51.98 03:31:01 AM 2 35.13 0.00 3.33 2.81 0.08 58.65 03:31:01 AM 3 43.50 0.07 3.41 2.67 0.10 50.26 03:32:01 AM all 23.96 0.00 9.43 14.85 0.12 51.64 03:32:01 AM 0 22.26 0.00 8.83 10.07 0.10 58.74 03:32:01 AM 1 29.82 0.00 11.06 19.13 0.12 39.87 03:32:01 AM 2 18.77 0.00 9.34 15.70 0.14 56.06 03:32:01 AM 3 25.02 0.00 8.50 14.51 0.12 51.86 03:33:01 AM all 43.73 0.00 1.81 1.86 0.10 52.49 03:33:01 AM 0 69.39 0.00 2.59 3.98 0.13 23.91 03:33:01 AM 1 43.18 0.00 1.82 0.72 0.10 54.18 03:33:01 AM 2 31.62 0.00 1.47 2.31 0.10 64.49 03:33:01 AM 3 30.68 0.00 1.34 0.44 0.08 67.46 03:34:01 AM all 36.96 0.00 2.19 0.92 0.09 59.84 03:34:01 AM 0 33.38 0.00 2.49 2.77 0.08 61.27 03:34:01 AM 1 34.80 0.00 1.69 0.12 0.10 63.30 03:34:01 AM 2 31.07 0.00 2.48 0.62 0.08 65.75 03:34:01 AM 3 48.59 0.00 2.12 0.17 0.10 49.02 Average: all 33.66 0.02 3.69 4.46 0.10 58.08 Average: 0 36.52 0.02 3.61 4.04 0.10 55.72 Average: 1 35.87 0.03 4.03 4.90 0.10 55.06 Average: 2 25.91 0.00 3.52 4.95 0.10 65.52 Average: 3 36.32 0.01 3.61 3.95 0.10 56.02