---> uname -a: Linux prd-centos8-docker-8c-8g-3044.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1073 26472 19 4344 30349 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:64:ad:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.159/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85985sec preferred_lft 85985sec inet6 fe80::f816:3eff:fe64:ad94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b7:36:99:c4 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:b7ff:fe36:99c4/64 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) 04/02/2026 _x86_64_ (8 CPU) 11:34:58 LINUX RESTART (8 CPU) 11:36:01 AM tps rtps wtps bread/s bwrtn/s 11:37:01 AM 288.50 19.13 269.37 7712.05 14786.20 11:38:01 AM 67.08 2.50 64.58 1015.00 10559.63 11:39:01 AM 261.17 14.06 247.11 1090.48 30720.63 11:40:01 AM 37.28 0.00 37.28 0.00 18288.30 11:41:01 AM 22.14 0.07 22.08 50.12 1667.99 Average: 135.23 7.15 128.08 1973.43 15203.95 11:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:37:01 AM 27947036 30293752 4708676 14.42 2688 2659252 2292696 6.80 285532 3939484 286968 11:38:01 AM 26639440 29075972 6016272 18.42 2688 2747388 3311340 9.82 345760 5172628 45216 11:39:01 AM 26191612 29971564 6464100 19.79 2688 4071988 2707092 8.03 665956 5236832 509436 11:40:01 AM 25789656 29637148 6866056 21.03 2688 4138160 2704828 8.03 667532 5631260 36168 11:41:01 AM 25526404 29383072 7129308 21.83 2688 4146692 2913892 8.65 674764 5887348 20 Average: 26418830 29672302 6236882 19.10 2688 3552696 2785970 8.27 527909 5173510 175562 11:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:37:01 AM eth0 542.09 400.43 5928.88 56.86 0.00 0.00 0.00 0.00 11:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:38:01 AM eth0 289.85 206.06 984.71 53.35 0.00 0.00 0.00 0.00 11:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:39:01 AM lo 12.83 12.83 1.35 1.35 0.00 0.00 0.00 0.00 11:39:01 AM eth0 1315.45 354.89 7703.80 37.68 0.00 0.00 0.00 0.00 11:39:01 AM docker0 4.82 5.93 0.65 0.69 0.00 0.00 0.00 0.00 11:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 AM eth0 231.76 170.10 694.16 43.10 0.00 0.00 0.00 0.00 11:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:41:01 AM eth0 229.01 187.27 196.30 65.54 0.00 0.00 0.00 0.00 11:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.57 2.57 0.27 0.27 0.00 0.00 0.00 0.00 Average: eth0 521.61 263.75 3101.40 51.31 0.00 0.00 0.00 0.00 Average: docker0 0.96 1.19 0.13 0.14 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) 04/02/2026 _x86_64_ (8 CPU) 11:34:58 LINUX RESTART (8 CPU) 11:36:01 AM CPU %user %nice %system %iowait %steal %idle 11:37:01 AM all 16.97 0.00 1.52 1.10 0.07 80.33 11:37:01 AM 0 11.71 0.00 1.25 1.27 0.07 85.70 11:37:01 AM 1 15.00 0.00 2.08 1.79 0.08 81.04 11:37:01 AM 2 8.57 0.00 1.38 1.64 0.08 88.33 11:37:01 AM 3 12.45 0.00 1.29 0.59 0.07 85.61 11:37:01 AM 4 19.71 0.00 1.12 0.25 0.07 78.85 11:37:01 AM 5 9.62 0.00 1.49 1.67 0.07 87.15 11:37:01 AM 6 43.70 0.00 2.09 0.94 0.07 53.21 11:37:01 AM 7 14.95 0.00 1.49 0.67 0.05 82.84 11:38:01 AM all 29.29 0.00 0.82 0.26 0.06 69.57 11:38:01 AM 0 24.82 0.00 1.39 0.43 0.08 73.28 11:38:01 AM 1 8.28 0.00 1.12 0.95 0.05 89.59 11:38:01 AM 2 19.48 0.00 0.47 0.32 0.07 79.67 11:38:01 AM 3 34.90 0.00 0.42 0.00 0.05 64.63 11:38:01 AM 4 46.03 0.00 0.75 0.07 0.05 53.10 11:38:01 AM 5 23.00 0.00 0.48 0.07 0.08 76.36 11:38:01 AM 6 43.88 0.00 1.12 0.08 0.05 54.86 11:38:01 AM 7 33.88 0.00 0.80 0.13 0.05 65.13 11:39:01 AM all 20.43 0.28 3.67 0.90 0.08 74.64 11:39:01 AM 0 26.80 0.02 3.27 0.07 0.07 69.78 11:39:01 AM 1 19.95 0.02 4.13 0.88 0.08 74.94 11:39:01 AM 2 19.93 0.02 4.02 0.32 0.08 75.63 11:39:01 AM 3 20.32 2.02 2.92 0.30 0.08 74.35 11:39:01 AM 4 22.00 0.07 3.93 0.46 0.08 73.46 11:39:01 AM 5 20.39 0.00 3.97 2.82 0.08 72.73 11:39:01 AM 6 16.80 0.03 3.96 1.52 0.08 77.60 11:39:01 AM 7 17.23 0.03 3.18 0.83 0.08 78.65 11:40:01 AM all 11.01 0.00 0.53 0.15 0.04 88.27 11:40:01 AM 0 11.72 0.00 0.25 0.03 0.05 87.94 11:40:01 AM 1 3.27 0.00 0.37 0.57 0.03 95.76 11:40:01 AM 2 42.94 0.00 1.08 0.05 0.03 55.90 11:40:01 AM 3 1.24 0.00 0.92 0.05 0.08 97.71 11:40:01 AM 4 2.14 0.00 0.50 0.07 0.07 97.23 11:40:01 AM 5 5.12 0.00 0.25 0.00 0.03 94.59 11:40:01 AM 6 18.17 0.00 0.65 0.37 0.02 80.79 11:40:01 AM 7 3.47 0.00 0.20 0.05 0.03 96.24 11:41:01 AM all 11.85 0.00 0.59 0.06 0.05 87.46 11:41:01 AM 0 25.43 0.00 1.68 0.05 0.07 72.77 11:41:01 AM 1 3.72 0.00 0.82 0.18 0.05 95.23 11:41:01 AM 2 10.21 0.00 0.17 0.12 0.05 89.46 11:41:01 AM 3 5.86 0.00 0.25 0.02 0.05 93.83 11:41:01 AM 4 5.84 0.00 0.42 0.00 0.02 93.73 11:41:01 AM 5 2.74 0.00 0.15 0.00 0.03 97.08 11:41:01 AM 6 1.87 0.00 0.33 0.00 0.07 97.73 11:41:01 AM 7 39.08 0.00 0.88 0.08 0.05 59.90 Average: all 17.90 0.05 1.42 0.49 0.06 80.07 Average: 0 20.09 0.00 1.56 0.37 0.07 77.91 Average: 1 10.02 0.00 1.70 0.87 0.06 87.35 Average: 2 20.24 0.00 1.42 0.49 0.06 77.79 Average: 3 14.95 0.40 1.15 0.19 0.07 83.24 Average: 4 19.14 0.01 1.34 0.17 0.06 79.29 Average: 5 12.15 0.00 1.26 0.91 0.06 85.62 Average: 6 24.90 0.01 1.63 0.58 0.06 72.83 Average: 7 21.74 0.01 1.31 0.35 0.05 76.54