---> uname -a: Linux prd-centos8-docker-4c-4g-6888.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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 766 12339 19 2657 14663 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:a5:d9:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.79/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86002sec preferred_lft 86002sec inet6 fe80::f816:3eff:fea5:d913/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:95:f2:dc:ac 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) 10/28/2025 _x86_64_ (4 CPU) 13:23:01 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 144.42 96.18 48.23 11218.56 37179.79 01:26:01 PM 101.33 5.95 95.38 895.72 6090.27 01:27:01 PM 194.30 1.58 192.72 266.22 10832.38 01:28:01 PM 75.01 2.68 72.33 499.43 8279.61 01:29:01 PM 22.76 0.98 21.78 31.33 363.61 Average: 107.56 21.48 86.09 2582.47 12549.81 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 13726120 15193616 2415412 14.96 2688 1698756 1054260 6.13 122500 1999052 38364 01:26:01 PM 13390304 15111964 2751228 17.04 2688 1938112 1122228 6.53 138604 2263224 133764 01:27:01 PM 12664580 14718580 3476952 21.54 2688 2260040 1544316 8.98 160892 2916024 193480 01:28:01 PM 11415716 13517604 4725816 29.28 2688 2306136 2656912 15.46 212376 4100432 60 01:29:01 PM 12593176 14963372 3548356 21.98 2688 2572808 1196408 6.96 327872 2810888 274764 Average: 12757979 14701027 3383553 20.96 2688 2155170 1514825 8.81 192449 2817924 128086 01:24:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 243.92 135.77 725.52 52.97 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM eth0 56.11 42.08 943.17 14.60 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM eth0 299.10 201.55 3551.14 35.88 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM lo 12.01 12.01 1.53 1.53 0.00 0.00 0.00 0.00 01:28:01 PM eth0 71.83 55.11 480.63 27.82 0.00 0.00 0.00 0.00 01:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 PM lo 24.30 24.30 5.25 5.25 0.00 0.00 0.00 0.00 01:29:01 PM eth0 76.77 60.16 250.60 46.67 0.00 0.00 0.00 0.00 01:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.26 7.26 1.36 1.36 0.00 0.00 0.00 0.00 Average: eth0 149.55 98.93 1190.17 35.59 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) 10/28/2025 _x86_64_ (4 CPU) 13:23:01 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 13.51 0.00 2.80 26.48 0.08 57.13 01:25:01 PM 0 14.24 0.00 2.72 54.38 0.07 28.59 01:25:01 PM 1 12.26 0.00 2.61 11.27 0.08 73.77 01:25:01 PM 2 14.67 0.00 3.65 9.67 0.07 71.94 01:25:01 PM 3 12.86 0.00 2.23 31.13 0.08 53.69 01:26:01 PM all 13.40 0.00 1.40 3.03 0.08 82.09 01:26:01 PM 0 12.54 0.00 1.43 2.15 0.08 83.79 01:26:01 PM 1 8.50 0.00 1.14 2.49 0.05 87.82 01:26:01 PM 2 16.77 0.00 1.73 2.80 0.10 78.59 01:26:01 PM 3 15.80 0.00 1.32 4.67 0.07 78.14 01:27:01 PM all 19.28 0.00 2.08 4.32 0.09 74.22 01:27:01 PM 0 11.48 0.00 1.85 3.63 0.08 82.95 01:27:01 PM 1 17.89 0.00 2.53 5.07 0.10 74.42 01:27:01 PM 2 21.55 0.00 1.31 2.83 0.08 74.23 01:27:01 PM 3 26.23 0.00 2.64 5.77 0.10 65.26 01:28:01 PM all 32.38 0.00 1.06 0.79 0.11 65.65 01:28:01 PM 0 36.05 0.00 1.40 0.57 0.12 61.86 01:28:01 PM 1 24.36 0.00 1.76 2.19 0.12 71.57 01:28:01 PM 2 35.67 0.00 0.53 0.13 0.10 63.56 01:28:01 PM 3 33.43 0.00 0.57 0.28 0.10 65.62 01:29:01 PM all 37.23 0.00 1.90 0.25 0.12 60.51 01:29:01 PM 0 35.88 0.00 1.95 0.03 0.12 62.02 01:29:01 PM 1 39.90 0.00 2.38 0.67 0.12 56.93 01:29:01 PM 2 34.60 0.00 2.16 0.03 0.12 63.09 01:29:01 PM 3 38.54 0.00 1.12 0.25 0.12 59.98 Average: all 23.18 0.00 1.85 6.94 0.09 67.93 Average: 0 22.08 0.00 1.87 11.96 0.09 64.00 Average: 1 20.58 0.00 2.08 4.34 0.09 72.91 Average: 2 24.67 0.00 1.87 3.09 0.09 70.27 Average: 3 25.38 0.00 1.58 8.40 0.09 64.54