---> uname -a: Linux prd-centos8-docker-8c-8g-1194.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1110 26303 19 4476 30306 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:19:c9:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.21/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85827sec preferred_lft 85827sec inet6 fe80::f816:3eff:fe19:c93f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:06:89:ab:a6 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::42:6ff:fe89:aba6/64 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) 03/11/2026 _x86_64_ (8 CPU) 11:52:08 LINUX RESTART (8 CPU) 11:53:02 AM tps rtps wtps bread/s bwrtn/s 11:54:01 AM 290.61 18.28 272.34 4013.69 13104.49 11:55:01 AM 104.78 1.27 103.52 279.11 12796.88 11:56:01 AM 12.73 0.00 12.73 0.00 861.99 11:57:01 AM 112.60 0.62 111.98 418.13 44066.81 11:58:01 AM 36.56 0.48 36.08 21.46 662.11 11:59:01 AM 19.28 0.00 19.28 0.00 646.27 12:00:01 PM 108.02 0.00 108.02 0.00 24063.77 12:01:01 PM 13.69 0.02 13.68 0.13 498.65 Average: 86.86 2.55 84.31 584.52 12085.50 11:53:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:54:01 AM 27780000 29971668 4875712 14.93 2688 2503340 2647332 7.85 231324 4155020 300076 11:55:01 AM 27288288 29562868 5367424 16.44 2688 2583384 2782880 8.26 280912 4585652 19600 11:56:01 AM 27282360 29557144 5373352 16.45 2688 2583460 2782880 8.26 280956 4591508 20 11:57:01 AM 24894260 28305064 7761452 23.77 2688 3693564 5082472 15.08 432032 6719400 216 11:58:01 AM 25057460 28475932 7598252 23.27 2688 3701216 3711724 11.01 443384 6547684 356 11:59:01 AM 25412696 29081596 7243016 22.18 2688 3950068 3168748 9.40 505916 6129648 237076 12:00:01 PM 23245648 27407068 9410064 28.82 2688 4430512 6237764 18.51 556308 8178976 3636 12:01:01 PM 22469508 26663856 10186204 31.19 2688 4464080 6803628 20.19 557888 8952480 4860 Average: 25428778 28628150 7226934 22.13 2688 3488703 4152178 12.32 411090 6232546 70730 11:53:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:54:01 AM eth0 472.78 382.89 5620.35 51.93 0.00 0.00 0.00 0.00 11:54:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:55:01 AM eth0 118.06 106.78 899.52 23.01 0.00 0.00 0.00 0.00 11:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:56:01 AM eth0 92.98 69.71 48.93 21.11 0.00 0.00 0.00 0.00 11:56:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:57:01 AM lo 0.80 0.80 0.04 0.04 0.00 0.00 0.00 0.00 11:57:01 AM eth0 303.35 197.17 9484.73 19.71 0.00 0.00 0.00 0.00 11:57:01 AM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:57:01 AM veth689356c 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:58:01 AM lo 67.91 67.91 5.52 5.52 0.00 0.00 0.00 0.00 11:58:01 AM eth0 207.07 147.93 62.67 65.03 0.00 0.00 0.00 0.00 11:58:01 AM docker0 12.83 14.45 1.90 1.84 0.00 0.00 0.00 0.00 11:59:01 AM lo 36.40 36.40 1.79 1.79 0.00 0.00 0.00 0.00 11:59:01 AM eth0 205.01 159.15 748.03 61.80 0.00 0.00 0.00 0.00 11:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 PM lo 87.35 87.35 14.27 14.27 0.00 0.00 0.00 0.00 12:00:01 PM eth0 441.86 138.11 2339.19 14.37 0.00 0.00 0.00 0.00 12:00:01 PM docker0 39.19 42.58 6.29 7.61 0.00 0.00 0.00 0.00 12:00:01 PM veth156a5df 33.94 36.56 6.12 6.39 0.00 0.00 0.00 0.00 12:00:01 PM vethaa76eec 5.25 6.70 0.71 1.48 0.00 0.00 0.00 0.00 12:01:01 PM lo 1572.71 1572.71 267.58 267.58 0.00 0.00 0.00 0.00 12:01:01 PM eth0 165.65 111.48 50.25 52.37 0.00 0.00 0.00 0.00 12:01:01 PM docker0 679.44 699.80 130.42 126.71 0.00 0.00 0.00 0.00 12:01:01 PM veth156a5df 621.77 642.41 133.04 97.26 0.00 0.00 0.00 0.01 12:01:01 PM vethaa76eec 57.67 57.44 6.66 29.45 0.00 0.00 0.00 0.00 Average: lo 221.14 221.14 36.23 36.23 0.00 0.00 0.00 0.00 Average: eth0 250.39 163.70 2400.12 38.64 0.00 0.00 0.00 0.00 Average: docker0 91.64 94.83 17.36 17.06 0.00 0.00 0.00 0.00 Average: veth156a5df 82.15 85.06 17.43 12.99 0.00 0.00 0.00 0.00 Average: vethaa76eec 7.88 8.04 0.92 3.88 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) 03/11/2026 _x86_64_ (8 CPU) 11:52:08 LINUX RESTART (8 CPU) 11:53:02 AM CPU %user %nice %system %iowait %steal %idle 11:54:01 AM all 26.47 0.00 1.45 0.75 0.08 71.25 11:54:01 AM 0 27.19 0.00 0.97 0.29 0.10 71.45 11:54:01 AM 1 31.98 0.00 2.01 1.48 0.09 64.44 11:54:01 AM 2 28.60 0.00 1.09 0.41 0.07 69.84 11:54:01 AM 3 32.71 0.00 1.97 1.17 0.09 64.06 11:54:01 AM 4 23.38 0.00 1.36 1.15 0.07 74.04 11:54:01 AM 5 26.66 0.00 1.87 0.53 0.08 70.86 11:54:01 AM 6 28.25 0.00 1.39 0.61 0.08 69.66 11:54:01 AM 7 13.00 0.00 0.92 0.34 0.07 85.68 11:55:01 AM all 28.18 0.00 0.75 0.29 0.06 70.71 11:55:01 AM 0 24.62 0.00 0.62 0.58 0.07 74.11 11:55:01 AM 1 22.45 0.00 0.67 0.05 0.08 76.75 11:55:01 AM 2 24.50 0.00 0.73 0.73 0.07 73.96 11:55:01 AM 3 33.83 0.00 1.07 0.67 0.05 64.38 11:55:01 AM 4 29.68 0.00 0.38 0.02 0.07 69.85 11:55:01 AM 5 19.46 0.00 1.18 0.15 0.07 79.14 11:55:01 AM 6 42.21 0.00 0.20 0.02 0.05 57.53 11:55:01 AM 7 28.69 0.00 1.15 0.13 0.07 69.96 11:56:01 AM all 6.62 0.00 0.23 0.02 0.04 93.09 11:56:01 AM 0 1.25 0.00 0.55 0.00 0.07 98.13 11:56:01 AM 1 2.29 0.00 0.12 0.02 0.05 97.53 11:56:01 AM 2 12.34 0.00 0.07 0.12 0.05 87.43 11:56:01 AM 3 26.25 0.00 0.62 0.00 0.03 73.10 11:56:01 AM 4 0.95 0.00 0.28 0.05 0.03 98.68 11:56:01 AM 5 4.30 0.00 0.03 0.00 0.00 95.67 11:56:01 AM 6 5.02 0.00 0.05 0.00 0.02 94.92 11:56:01 AM 7 0.55 0.00 0.10 0.00 0.03 99.32 11:57:01 AM all 27.28 0.00 2.55 0.65 0.08 69.45 11:57:01 AM 0 25.88 0.00 2.40 0.49 0.07 71.17 11:57:01 AM 1 24.58 0.00 2.28 1.19 0.07 71.88 11:57:01 AM 2 24.65 0.00 2.67 0.99 0.08 71.60 11:57:01 AM 3 36.52 0.00 3.21 0.66 0.08 59.53 11:57:01 AM 4 15.89 0.00 2.55 0.30 0.08 81.17 11:57:01 AM 5 21.93 0.00 2.48 0.27 0.07 75.25 11:57:01 AM 6 40.62 0.00 2.57 1.09 0.07 55.65 11:57:01 AM 7 28.20 0.00 2.22 0.18 0.08 69.31 11:58:01 AM all 20.68 0.00 2.30 0.05 0.09 76.88 11:58:01 AM 0 23.43 0.00 1.89 0.03 0.10 74.55 11:58:01 AM 1 18.53 0.00 2.14 0.03 0.08 79.21 11:58:01 AM 2 20.82 0.00 2.21 0.07 0.08 76.82 11:58:01 AM 3 16.21 0.00 2.40 0.12 0.10 81.17 11:58:01 AM 4 27.66 0.00 2.43 0.03 0.08 69.80 11:58:01 AM 5 19.75 0.00 2.28 0.02 0.07 77.89 11:58:01 AM 6 15.87 0.00 2.33 0.07 0.08 81.65 11:58:01 AM 7 23.20 0.00 2.70 0.05 0.08 73.97 11:59:01 AM all 23.98 0.00 1.08 0.04 0.08 74.82 11:59:01 AM 0 23.44 0.00 1.00 0.02 0.08 75.46 11:59:01 AM 1 30.24 0.00 1.52 0.02 0.08 68.14 11:59:01 AM 2 30.41 0.00 0.67 0.00 0.10 68.83 11:59:01 AM 3 18.73 0.00 1.72 0.07 0.08 79.40 11:59:01 AM 4 25.25 0.00 0.43 0.00 0.07 74.24 11:59:01 AM 5 29.60 0.00 1.39 0.15 0.07 68.80 11:59:01 AM 6 15.66 0.00 1.09 0.08 0.07 83.10 11:59:01 AM 7 18.51 0.00 0.84 0.00 0.08 80.57 12:00:01 PM all 33.93 0.00 1.76 0.33 0.10 63.88 12:00:01 PM 0 29.33 0.00 1.48 0.07 0.10 69.03 12:00:01 PM 1 26.10 0.00 1.56 0.79 0.10 71.45 12:00:01 PM 2 39.43 0.00 2.48 0.25 0.10 57.73 12:00:01 PM 3 43.47 0.00 2.65 0.45 0.10 53.33 12:00:01 PM 4 36.67 0.00 1.71 0.30 0.12 61.20 12:00:01 PM 5 30.42 0.00 1.26 0.03 0.08 68.21 12:00:01 PM 6 27.62 0.00 1.54 0.59 0.08 70.17 12:00:01 PM 7 38.39 0.00 1.42 0.13 0.10 59.95 12:01:01 PM all 21.39 0.00 2.06 0.01 0.09 76.45 12:01:01 PM 0 17.05 0.00 2.12 0.00 0.10 80.74 12:01:01 PM 1 26.01 0.00 2.04 0.00 0.08 71.86 12:01:01 PM 2 20.70 0.00 2.32 0.00 0.08 76.89 12:01:01 PM 3 22.59 0.00 1.80 0.00 0.10 75.52 12:01:01 PM 4 20.39 0.00 2.52 0.02 0.08 76.99 12:01:01 PM 5 18.57 0.00 1.68 0.03 0.10 79.62 12:01:01 PM 6 26.05 0.00 1.78 0.02 0.10 72.06 12:01:01 PM 7 19.74 0.00 2.27 0.00 0.08 77.91 Average: all 23.55 0.00 1.52 0.27 0.08 74.58 Average: 0 21.51 0.00 1.38 0.18 0.09 76.85 Average: 1 22.75 0.00 1.54 0.44 0.08 75.19 Average: 2 25.17 0.00 1.53 0.32 0.08 72.90 Average: 3 28.77 0.00 1.93 0.39 0.08 68.83 Average: 4 22.48 0.00 1.46 0.23 0.08 75.75 Average: 5 21.32 0.00 1.52 0.15 0.07 76.95 Average: 6 25.15 0.00 1.37 0.31 0.07 73.11 Average: 7 21.29 0.00 1.45 0.10 0.08 77.08