---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8174 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 7.9G 30G 21% / 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 789 5121 4 2327 7152 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:25:ac:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78716sec preferred_lft 78716sec inet6 fe80::f816:3eff:fe25:ac0d/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-8174) 04/26/26 _x86_64_ (2 CPU) 01:42:10 LINUX RESTART (2 CPU) 01:50:40 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.40 0.01 1.38 0.02 0.06 16.73 466.29 02:10:46 1.17 0.00 1.15 0.02 0.00 14.46 1.23 02:20:56 15.75 13.63 2.04 0.08 187.03 99.03 7.54 02:30:01 1.36 0.00 1.33 0.03 0.00 16.73 476.85 02:40:46 1.33 0.00 1.31 0.02 0.00 15.87 0.92 02:50:00 1.33 0.00 1.32 0.01 0.00 15.70 0.65 03:00:01 37.21 3.04 19.09 15.08 228.20 3119.39 109183.69 03:10:01 1.22 0.00 1.21 0.00 0.00 20.15 0.05 03:20:02 1.38 0.00 1.38 0.00 0.00 20.02 0.03 03:30:01 1.66 0.00 1.62 0.04 0.00 144.10 398.13 03:40:01 1.34 0.00 1.31 0.03 0.00 29.35 1.76 03:50:02 6.18 0.08 4.49 1.61 6.13 372.87 3352.77 Average: 5.99 1.42 3.15 1.42 35.60 325.94 9552.91 01:50:40 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6291992 7542800 277724 3.41 30736 1425912 531248 5.79 447512 1187484 128 02:10:46 6291488 7542872 277628 3.41 30956 1426272 531248 5.79 447552 1188052 152 02:20:56 6178332 7515428 295416 3.63 35340 1498852 733908 7.99 465536 1253356 128 02:30:01 6172460 7510232 300464 3.69 35532 1499280 733900 7.99 465564 1253848 124 02:40:46 6172220 7510580 300180 3.69 35764 1499632 734736 8.00 466364 1254432 124 02:50:00 6171968 7510792 299928 3.69 35928 1499928 734876 8.00 469684 1254892 136 03:00:01 5146412 7321896 440284 5.41 89076 2242208 872536 9.50 631196 2004608 300 03:10:01 5138372 7315944 446240 5.49 89188 2244192 881088 9.60 631116 2006704 616 03:20:02 5145292 7324132 438096 5.39 89320 2245320 900952 9.81 651692 2007844 184 03:30:01 5097328 7313428 448648 5.52 89484 2282320 890320 9.70 640532 2045008 296 03:40:01 5053520 7273888 488160 6.00 89664 2286356 924180 10.07 674836 2049224 124 03:50:02 5293940 7372084 399144 4.91 92592 2149472 847832 9.23 633892 1913652 27660 Average: 5679444 7421173 367659 4.52 61965 1858312 776402 8.46 552123 1618259 2498 01:50:40 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 1.30 0.07 0.14 0.04 0.00 0.00 0.00 0.00 02:10:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:46 ens3 0.81 0.04 0.09 0.01 0.00 0.00 0.00 0.00 02:20:56 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:56 ens3 1.21 0.34 6.80 0.04 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 1.29 0.03 0.29 0.02 0.00 0.00 0.00 0.00 02:40:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:46 ens3 0.39 0.06 0.10 0.05 0.00 0.00 0.00 0.00 02:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 0.46 0.24 0.11 0.54 0.00 0.00 0.00 0.00 03:00:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 73.00 52.49 411.09 12.07 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 16.27 14.48 167.96 1.24 0.00 0.00 0.00 0.00 03:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:02 ens3 2.86 2.40 5.04 0.45 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 16.35 15.29 185.83 1.67 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 20.92 19.99 224.61 1.94 0.00 0.00 0.00 0.00 03:50:02 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 03:50:02 ens3 18.13 15.52 71.57 9.58 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 12.82 10.14 90.01 2.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8174) 04/26/26 _x86_64_ (2 CPU) 01:42:10 LINUX RESTART (2 CPU) 01:50:40 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.30 0.00 0.17 0.01 0.04 99.48 02:00:01 0 0.47 0.00 0.15 0.01 0.03 99.33 02:00:01 1 0.13 0.00 0.18 0.01 0.04 99.63 02:10:46 all 0.27 0.00 0.09 0.01 0.03 99.59 02:10:46 0 0.46 0.00 0.07 0.02 0.03 99.42 02:10:46 1 0.08 0.00 0.12 0.00 0.04 99.76 02:20:56 all 0.39 0.18 0.19 0.97 0.03 98.24 02:20:56 0 0.38 0.37 0.24 1.88 0.03 97.10 02:20:56 1 0.39 0.00 0.14 0.07 0.03 99.37 02:30:01 all 0.27 0.00 0.17 0.10 0.02 99.44 02:30:01 0 0.28 0.00 0.16 0.16 0.02 99.38 02:30:01 1 0.27 0.00 0.17 0.03 0.02 99.50 02:40:46 all 0.30 0.00 0.08 0.04 0.02 99.57 02:40:46 0 0.52 0.00 0.06 0.04 0.02 99.37 02:40:46 1 0.07 0.00 0.10 0.03 0.02 99.77 02:50:00 all 0.29 0.00 0.09 0.05 0.02 99.55 02:50:00 0 0.33 0.00 0.09 0.04 0.02 99.52 02:50:00 1 0.24 0.00 0.10 0.06 0.02 99.58 03:00:01 all 12.07 0.00 1.95 1.39 0.06 84.53 03:00:01 0 11.83 0.00 1.90 1.45 0.06 84.76 03:00:01 1 12.32 0.00 2.00 1.33 0.07 84.29 03:10:01 all 1.00 0.00 0.23 0.04 0.06 98.68 03:10:01 0 0.93 0.00 0.19 0.06 0.05 98.77 03:10:01 1 1.07 0.00 0.26 0.02 0.07 98.59 03:20:02 all 6.64 0.00 0.67 0.01 0.07 92.62 03:20:02 0 8.86 0.00 0.87 0.01 0.07 90.18 03:20:02 1 4.46 0.00 0.47 0.01 0.07 95.00 03:30:01 all 1.73 0.00 0.38 0.04 0.06 97.79 03:30:01 0 1.72 0.00 0.35 0.04 0.07 97.83 03:30:01 1 1.74 0.00 0.40 0.04 0.06 97.76 03:40:01 all 1.64 0.00 0.32 0.01 0.06 97.97 03:40:01 0 1.14 0.00 0.13 0.01 0.04 98.68 03:40:01 1 2.14 0.00 0.51 0.01 0.08 97.25 03:40:01 CPU %user %nice %system %iowait %steal %idle 03:50:02 all 5.13 0.00 0.65 0.10 0.06 94.05 03:50:02 0 6.98 0.00 0.78 0.11 0.05 92.07 03:50:02 1 3.28 0.00 0.52 0.09 0.08 96.03 Average: all 2.51 0.02 0.42 0.23 0.05 96.79 Average: 0 2.82 0.03 0.41 0.32 0.04 96.37 Average: 1 2.19 0.00 0.42 0.14 0.05 97.20