---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-19688 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.00 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 799 5091 4 2343 7142 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a2:51:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80477sec preferred_lft 80477sec inet6 fe80::f816:3eff:fea2:51d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19688) 05/25/26 _x86_64_ (2 CPU) 01:47:29 LINUX RESTART (2 CPU) 01:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.56 0.03 1.52 0.02 1.26 18.89 664.99 02:10:01 1.38 0.01 1.36 0.01 0.05 16.56 0.96 02:20:01 1.31 0.00 1.29 0.02 0.01 15.32 1.09 02:30:01 1.57 0.00 1.54 0.03 0.00 19.12 872.75 02:40:01 1.35 0.00 1.33 0.02 0.00 16.04 1.20 02:50:01 1.83 0.25 1.55 0.03 30.97 74.79 1.33 03:00:01 23.75 3.02 18.40 2.32 229.11 3476.80 853.60 03:10:01 1.51 0.00 1.49 0.01 0.00 46.14 0.35 03:20:01 14.96 0.00 1.46 13.49 0.49 59.63 106427.67 Average: 5.48 0.37 3.33 1.77 29.15 416.66 12115.32 01:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6289312 7540256 280396 3.45 30616 1425908 526948 5.74 443160 1187384 156 02:10:01 6290400 7541888 278776 3.43 30832 1426240 527188 5.74 443320 1187932 124 02:20:01 6288388 7540424 280232 3.45 31056 1426560 527188 5.74 443324 1188476 152 02:30:01 6285432 7538032 282604 3.47 31272 1426896 527188 5.74 443384 1189028 124 02:40:01 6289028 7542180 278460 3.42 31484 1427228 528020 5.75 444756 1189572 124 02:50:01 6239348 7519464 300688 3.70 31864 1453452 724100 7.89 459356 1207284 128 03:00:01 5182336 7383248 384756 4.73 86764 2274792 667084 7.27 616524 2037648 312 03:10:01 5180816 7389996 377976 4.65 86944 2282880 675664 7.36 617996 2045916 344 03:20:01 5165684 7387540 380364 4.68 87080 2295424 677732 7.38 619908 2058448 224 Average: 5912305 7487003 316028 3.89 49768 1715487 597901 6.51 503525 1476854 188 01:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 1.04 0.06 0.11 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.44 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.28 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.26 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.34 0.07 0.08 0.03 0.00 0.00 0.00 0.00 02:50:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.55 0.25 3.20 0.07 0.00 0.00 0.00 0.00 03:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 79.59 56.67 317.88 12.97 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 24.11 20.26 4.16 2.44 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 36.79 35.50 6.66 4.49 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 15.96 12.57 36.98 2.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19688) 05/25/26 _x86_64_ (2 CPU) 01:47:29 LINUX RESTART (2 CPU) 01:50:11 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.28 0.00 0.19 0.01 0.03 99.49 02:00:01 0 0.46 0.00 0.16 0.02 0.02 99.33 02:00:01 1 0.09 0.00 0.22 0.01 0.03 99.65 02:10:01 all 0.27 0.00 0.08 0.06 0.03 99.57 02:10:01 0 0.35 0.00 0.07 0.00 0.02 99.56 02:10:01 1 0.18 0.00 0.09 0.12 0.04 99.58 02:20:01 all 0.22 0.00 0.07 0.01 0.03 99.67 02:20:01 0 0.06 0.00 0.07 0.01 0.03 99.83 02:20:01 1 0.38 0.00 0.08 0.01 0.03 99.51 02:30:01 all 0.25 0.00 0.18 0.01 0.03 99.53 02:30:01 0 0.08 0.00 0.20 0.02 0.03 99.67 02:30:01 1 0.43 0.00 0.16 0.00 0.02 99.39 02:40:01 all 0.27 0.00 0.08 0.01 0.02 99.62 02:40:01 0 0.37 0.00 0.06 0.02 0.02 99.53 02:40:01 1 0.16 0.00 0.09 0.00 0.03 99.72 02:50:01 all 0.37 0.00 0.10 0.02 0.02 99.48 02:50:01 0 0.62 0.00 0.08 0.03 0.02 99.26 02:50:01 1 0.13 0.00 0.13 0.02 0.03 99.70 03:00:01 all 13.83 0.00 1.95 0.56 0.06 83.60 03:00:01 0 12.99 0.00 1.78 0.53 0.06 84.64 03:00:01 1 14.67 0.00 2.13 0.60 0.06 82.55 03:10:01 all 3.89 0.00 0.31 0.01 0.05 95.74 03:10:01 0 3.96 0.00 0.30 0.02 0.05 95.67 03:10:01 1 3.81 0.00 0.31 0.01 0.06 95.81 03:20:01 all 5.54 0.00 0.50 0.03 0.06 93.87 03:20:01 0 5.35 0.00 0.49 0.05 0.06 94.04 03:20:01 1 5.73 0.00 0.51 0.01 0.06 93.69 Average: all 2.76 0.00 0.38 0.08 0.04 96.73 Average: 0 2.69 0.00 0.36 0.08 0.03 96.84 Average: 1 2.84 0.00 0.41 0.09 0.04 96.63