---> uname -a: Linux prd-centos8-docker-8c-8g-970.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: 2800.000 BogoMIPS: 5600.00 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 1071 26495 19 4323 30351 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:46:c8:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.42/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85960sec preferred_lft 85960sec inet6 fe80::f816:3eff:fe46:c8f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:90:59:41:b3 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::42:90ff:fe59:41b3/64 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) 01/17/2026 _x86_64_ (8 CPU) 07:30:19 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 231.36 16.63 214.73 3280.64 11252.50 07:33:01 AM 155.22 0.60 154.62 544.71 14933.26 07:34:01 AM 125.66 15.84 109.81 1464.85 29771.88 07:35:01 AM 140.54 2.48 138.05 4510.63 21891.05 07:36:01 AM 12.96 0.07 12.90 50.12 421.48 07:37:01 AM 27.76 0.80 26.96 41.45 1025.31 Average: 115.58 6.07 109.51 1648.81 13216.22 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29044420 30953960 3611292 11.06 2688 2225460 1631000 4.84 189924 2955848 162952 07:33:01 AM 28343820 30529852 4311892 13.20 2688 2498040 1914688 5.68 211380 3610768 12344 07:34:01 AM 25945444 29021848 6710268 20.55 2688 3370264 5289672 15.69 457792 5684904 1740 07:35:01 AM 25744008 29570520 6911704 21.17 2688 4117288 2760204 8.19 733500 5612548 128 07:36:01 AM 25661216 29497672 6994496 21.42 2688 4126752 2769072 8.22 737524 5689460 544 07:37:01 AM 27200404 31146648 5455308 16.71 2688 4235156 1474968 4.38 878732 4013516 114340 Average: 26989885 30120083 5665827 17.35 2688 3428827 2639934 7.83 534809 4594507 48675 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 197.02 163.85 2299.67 47.07 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 397.48 299.62 4229.45 51.99 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1150.10 379.57 7169.71 34.51 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.07 0.20 0.00 0.02 0.00 0.00 0.00 0.00 07:34:01 AM vetha86671f 0.07 0.23 0.00 0.02 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.71 12.71 1.34 1.34 0.00 0.00 0.00 0.00 07:35:01 AM eth0 180.42 138.19 1320.59 45.15 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.73 5.73 0.65 0.67 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 113.81 93.93 187.17 24.78 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 132.31 140.65 109.70 1267.64 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.14 2.14 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 361.86 202.64 2552.73 245.20 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.12 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) 01/17/2026 _x86_64_ (8 CPU) 07:30:19 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 14.97 0.00 1.36 1.11 0.07 82.49 07:32:01 AM 0 8.01 0.00 0.97 0.32 0.08 90.62 07:32:01 AM 1 27.31 0.00 1.79 0.70 0.08 70.12 07:32:01 AM 2 12.02 0.00 1.70 1.74 0.08 84.45 07:32:01 AM 3 20.51 0.00 1.50 1.17 0.05 76.76 07:32:01 AM 4 14.49 0.00 1.66 1.44 0.05 82.37 07:32:01 AM 5 18.47 0.00 1.37 1.54 0.05 78.57 07:32:01 AM 6 2.92 0.00 0.80 1.05 0.05 95.17 07:32:01 AM 7 16.01 0.00 1.05 0.92 0.12 81.90 07:33:01 AM all 16.92 0.00 0.81 1.01 0.06 81.19 07:33:01 AM 0 11.92 0.00 0.42 1.40 0.07 86.19 07:33:01 AM 1 12.46 0.00 0.63 1.97 0.07 84.87 07:33:01 AM 2 21.06 0.00 0.40 0.80 0.07 77.67 07:33:01 AM 3 6.97 0.00 1.50 0.33 0.10 91.09 07:33:01 AM 4 10.01 0.00 0.87 0.35 0.05 88.72 07:33:01 AM 5 49.93 0.00 1.50 0.97 0.05 47.55 07:33:01 AM 6 17.15 0.00 0.52 1.49 0.05 80.80 07:33:01 AM 7 5.84 0.00 0.62 0.77 0.07 92.70 07:34:01 AM all 29.43 0.23 2.56 1.22 0.08 66.49 07:34:01 AM 0 19.27 0.03 1.85 0.49 0.08 78.28 07:34:01 AM 1 45.24 0.00 2.37 2.29 0.08 50.02 07:34:01 AM 2 38.54 0.00 2.41 1.45 0.07 57.54 07:34:01 AM 3 21.67 0.02 2.69 1.97 0.07 73.59 07:34:01 AM 4 26.17 0.05 2.22 0.86 0.08 70.62 07:34:01 AM 5 36.19 0.00 3.00 0.13 0.08 60.59 07:34:01 AM 6 21.53 0.00 3.79 1.89 0.07 72.73 07:34:01 AM 7 26.87 1.73 2.15 0.66 0.08 68.50 07:35:01 AM all 17.44 0.07 1.84 1.01 0.06 79.58 07:35:01 AM 0 11.37 0.03 1.88 0.02 0.05 86.66 07:35:01 AM 1 14.88 0.03 1.93 4.42 0.05 78.69 07:35:01 AM 2 12.03 0.00 1.44 1.06 0.08 85.39 07:35:01 AM 3 42.07 0.44 2.13 0.75 0.08 54.53 07:35:01 AM 4 11.01 0.00 1.96 1.06 0.07 85.91 07:35:01 AM 5 14.61 0.00 1.71 0.30 0.07 83.32 07:35:01 AM 6 11.84 0.00 1.84 0.34 0.05 85.93 07:35:01 AM 7 21.72 0.05 1.81 0.12 0.05 76.26 07:36:01 AM all 10.34 0.00 0.35 0.03 0.04 89.23 07:36:01 AM 0 1.53 0.00 0.25 0.02 0.07 98.13 07:36:01 AM 1 42.24 0.00 0.92 0.02 0.05 56.78 07:36:01 AM 2 9.32 0.00 0.12 0.08 0.02 90.46 07:36:01 AM 3 13.07 0.00 0.17 0.07 0.03 86.66 07:36:01 AM 4 2.67 0.00 0.17 0.00 0.05 97.11 07:36:01 AM 5 1.64 0.00 0.17 0.03 0.05 98.11 07:36:01 AM 6 4.59 0.00 0.95 0.05 0.05 94.36 07:36:01 AM 7 7.59 0.00 0.08 0.00 0.02 92.31 07:37:01 AM all 10.52 0.00 0.91 0.06 0.04 88.47 07:37:01 AM 0 5.75 0.00 1.04 0.00 0.07 93.15 07:37:01 AM 1 8.01 0.00 1.38 0.05 0.03 90.53 07:37:01 AM 2 22.21 0.00 0.63 0.02 0.03 77.11 07:37:01 AM 3 23.35 0.00 1.42 0.23 0.05 74.95 07:37:01 AM 4 11.55 0.00 0.80 0.05 0.03 87.56 07:37:01 AM 5 3.74 0.00 0.77 0.08 0.03 95.37 07:37:01 AM 6 1.78 0.00 0.63 0.00 0.03 97.55 07:37:01 AM 7 7.75 0.00 0.58 0.07 0.05 91.55 Average: all 16.59 0.05 1.30 0.74 0.06 81.26 Average: 0 9.63 0.01 1.06 0.37 0.07 88.85 Average: 1 25.00 0.01 1.50 1.57 0.06 71.86 Average: 2 19.17 0.00 1.12 0.86 0.06 78.80 Average: 3 21.27 0.08 1.57 0.75 0.06 76.27 Average: 4 12.63 0.01 1.28 0.62 0.06 85.40 Average: 5 20.76 0.00 1.42 0.51 0.06 77.26 Average: 6 9.95 0.00 1.42 0.80 0.05 87.78 Average: 7 14.27 0.30 1.05 0.42 0.06 83.90