---> uname -a: Linux prd-centos8-docker-4c-4g-12761.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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1430 11189 19 3143 13985 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:b1:1d:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.226/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85914sec preferred_lft 85914sec inet6 fe80::f816:3eff:feb1:1dfa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c9:fe:d0:83 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:c9ff:fefe:d083/64 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) 11/15/2025 _x86_64_ (4 CPU) 00:32:24 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 125.06 17.23 107.83 3324.11 7915.15 12:35:01 AM 235.44 7.43 228.01 1041.52 14947.52 12:36:01 AM 31.12 0.05 31.07 1.07 7476.47 12:37:01 AM 3.57 0.00 3.57 0.00 348.04 12:38:01 AM 60.53 3.28 57.25 571.28 14982.24 12:39:01 AM 38.22 0.02 38.20 0.67 2189.48 12:40:01 AM 21.13 3.05 18.08 137.02 1416.16 Average: 73.58 4.44 69.14 725.00 7039.09 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 13048324 15004304 3093208 19.16 2688 2165048 1234268 7.18 159080 2558468 214096 12:35:01 AM 11924912 14294768 4216620 26.12 2688 2571296 1730532 10.07 245044 3552944 207284 12:36:01 AM 9680804 12063844 6460728 40.03 2688 2583544 3888732 22.62 266944 5767008 3912 12:37:01 AM 9475192 11863772 6666340 41.30 2688 2588828 3983936 23.18 267124 5970628 1300 12:38:01 AM 7044640 9892364 9096892 56.36 2688 3037348 12639736 73.53 387076 8198436 288 12:39:01 AM 10585536 13425240 5555996 34.42 2688 3029168 3048232 17.73 414072 4674100 60 12:40:01 AM 11468912 14339700 4672620 28.95 2688 3059796 1734332 10.09 657024 3553256 31864 Average: 10461189 12983427 5680343 35.19 2688 2719290 4037110 23.49 342338 4896406 65543 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 98.60 71.52 1340.22 16.57 0.00 0.00 0.00 0.00 12:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 429.12 327.52 5885.80 44.63 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 88.60 55.16 30.75 43.70 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 245.21 166.14 75.37 77.82 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 12.93 12.93 10.34 10.34 0.00 0.00 0.00 0.00 12:38:01 AM eth0 183.81 106.71 2832.58 10.96 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 12:38:01 AM veth2c7d728 0.12 0.35 0.01 0.03 0.00 0.00 0.00 0.00 12:38:01 AM br-0e4aa2c48458 2.72 2.80 9.03 0.39 0.00 0.00 0.00 0.00 12:38:01 AM veth44a4828 2.57 2.72 9.05 0.37 0.00 0.00 0.00 0.00 12:38:01 AM vethd5e0117 5.18 5.40 9.42 9.44 0.00 0.00 0.00 0.00 12:39:01 AM lo 7.59 7.59 17.19 17.19 0.00 0.00 0.00 0.00 12:39:01 AM eth0 30.56 28.74 256.86 5.88 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.10 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 517.36 205.38 475.16 283.43 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.93 2.93 3.93 3.93 0.00 0.00 0.00 0.00 Average: eth0 227.60 137.31 1556.63 69.00 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 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) 11/15/2025 _x86_64_ (4 CPU) 00:32:24 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 21.65 0.00 1.85 1.72 0.08 74.71 12:34:01 AM 0 19.35 0.00 1.43 1.28 0.08 77.85 12:34:01 AM 1 15.75 0.00 1.56 1.81 0.07 80.82 12:34:01 AM 2 19.10 0.00 1.91 1.51 0.08 77.40 12:34:01 AM 3 32.38 0.00 2.49 2.29 0.07 62.77 12:35:01 AM all 50.11 0.00 2.26 1.96 0.12 45.55 12:35:01 AM 0 44.51 0.00 2.80 2.98 0.12 49.59 12:35:01 AM 1 47.93 0.00 1.87 1.69 0.12 48.39 12:35:01 AM 2 48.90 0.00 2.85 2.29 0.12 45.84 12:35:01 AM 3 59.08 0.00 1.54 0.89 0.12 38.37 12:36:01 AM all 48.57 0.00 1.43 0.62 0.11 49.27 12:36:01 AM 0 44.91 0.00 0.90 0.00 0.12 54.07 12:36:01 AM 1 44.76 0.00 1.17 2.31 0.12 51.65 12:36:01 AM 2 43.41 0.00 1.82 0.17 0.10 54.50 12:36:01 AM 3 61.20 0.00 1.82 0.00 0.10 36.88 12:37:01 AM all 17.61 0.00 1.14 0.18 0.10 80.97 12:37:01 AM 0 33.14 0.00 1.30 0.00 0.15 65.41 12:37:01 AM 1 9.99 0.00 1.17 0.17 0.07 88.60 12:37:01 AM 2 12.57 0.00 1.16 0.00 0.12 86.15 12:37:01 AM 3 14.86 0.00 0.92 0.54 0.08 83.60 12:38:01 AM all 35.53 0.00 2.93 3.22 0.13 58.20 12:38:01 AM 0 30.64 0.00 2.44 2.05 0.12 64.75 12:38:01 AM 1 31.41 0.00 3.25 2.65 0.15 62.54 12:38:01 AM 2 42.43 0.00 3.27 4.72 0.12 49.47 12:38:01 AM 3 37.66 0.00 2.75 3.45 0.14 56.00 12:39:01 AM all 19.68 0.00 1.15 0.80 0.08 78.29 12:39:01 AM 0 18.85 0.00 1.21 0.59 0.08 79.27 12:39:01 AM 1 18.16 0.00 1.05 1.42 0.08 79.28 12:39:01 AM 2 20.66 0.00 1.64 1.07 0.08 76.55 12:39:01 AM 3 21.02 0.00 0.72 0.12 0.08 78.06 12:40:01 AM all 31.36 0.00 1.45 2.46 0.08 64.65 12:40:01 AM 0 42.23 0.00 1.09 2.37 0.08 54.22 12:40:01 AM 1 43.01 0.00 2.32 0.82 0.08 53.76 12:40:01 AM 2 10.72 0.00 1.52 3.34 0.07 84.35 12:40:01 AM 3 29.58 0.00 0.89 3.29 0.07 66.18 Average: all 32.07 0.00 1.74 1.56 0.10 64.53 Average: 0 33.37 0.00 1.59 1.32 0.11 63.61 Average: 1 30.14 0.00 1.77 1.55 0.10 66.44 Average: 2 28.23 0.00 2.02 1.87 0.10 67.78 Average: 3 36.54 0.00 1.59 1.51 0.09 60.27