---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15429 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 8.2G 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 763 4864 4 2614 7178 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:aa:67:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 58519sec preferred_lft 58519sec inet6 fe80::f816:3eff:feaa:6709/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15429) 05/16/26 _x86_64_ (2 CPU) 00:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:04 1.66 0.01 1.63 0.01 0.81 19.70 431.93 00:20:04 1.87 0.11 1.74 0.03 3.05 23.80 735.82 00:30:05 1.76 0.00 1.75 0.01 0.00 19.36 432.03 00:40:06 22.71 3.01 17.48 2.22 225.74 3160.03 532.79 00:50:07 1.40 0.00 1.40 0.00 0.00 16.07 0.00 01:00:01 1.67 0.00 1.65 0.02 0.00 20.29 0.39 01:10:01 1.72 0.00 1.70 0.02 0.00 360.93 2.25 01:20:08 1.60 0.00 1.59 0.01 0.00 210.98 1.99 01:30:01 1.87 0.00 1.85 0.02 0.00 21.95 0.39 Average: 4.03 0.35 3.43 0.26 25.56 429.08 237.84 00:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:04 6126980 7515008 293936 3.61 51800 1532292 594688 6.48 469472 1301108 336 00:20:04 6138980 7494088 314708 3.87 51992 1499112 592108 6.45 468184 1267904 248 00:30:05 6145112 7500808 308000 3.79 52124 1499568 592108 6.45 468316 1268356 260 00:40:06 5023168 7216588 544508 6.70 101568 2247064 824884 8.98 740696 2020188 56 00:50:07 5119028 7312940 448152 5.51 101664 2247460 741208 8.07 656336 2020680 316 01:00:01 4901428 7095908 665096 8.18 101776 2247920 967040 10.53 864700 2021252 148 01:10:01 4847480 7146344 613620 7.55 101900 2351236 937444 10.21 836672 2124692 132 01:20:08 4525144 6884176 874752 10.76 102024 2410452 1046168 11.39 945504 2184032 296 01:30:01 4733376 7092948 665892 8.19 102144 2410856 979896 10.67 878600 2184556 240 Average: 5284522 7250979 525407 6.46 85221 2049551 808394 8.80 703164 1821419 226 00:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:04 ens3 0.20 0.05 0.07 0.03 0.00 0.00 0.00 0.00 00:20:04 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:04 ens3 0.21 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:05 ens3 0.49 0.11 0.17 0.10 0.00 0.00 0.00 0.00 00:40:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:06 ens3 85.24 64.24 653.06 13.85 0.00 0.00 0.00 0.00 00:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:07 ens3 26.32 22.77 366.58 1.64 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 75.82 71.00 1147.40 4.67 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 33.57 31.92 515.75 2.15 0.00 0.00 0.00 0.00 01:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:08 ens3 34.67 32.73 521.29 2.25 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 11.94 11.44 179.72 0.79 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 29.81 26.01 375.53 2.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15429) 05/16/26 _x86_64_ (2 CPU) 00:00:03 CPU %user %nice %system %iowait %steal %idle 00:10:04 all 0.24 0.00 0.10 0.01 0.02 99.62 00:10:04 0 0.07 0.00 0.12 0.01 0.03 99.76 00:10:04 1 0.41 0.00 0.09 0.01 0.02 99.47 00:20:04 all 0.63 0.00 0.21 0.02 0.02 99.12 00:20:04 0 0.45 0.00 0.23 0.01 0.03 99.28 00:20:04 1 0.81 0.00 0.18 0.02 0.02 98.97 00:30:05 all 0.26 0.00 0.17 0.01 0.03 99.54 00:30:05 0 0.08 0.00 0.17 0.01 0.03 99.71 00:30:05 1 0.43 0.00 0.17 0.01 0.02 99.37 00:40:06 all 10.89 0.00 1.72 0.47 0.05 86.86 00:40:06 0 11.65 0.00 1.69 0.44 0.05 86.18 00:40:06 1 10.14 0.00 1.76 0.50 0.05 87.55 00:50:07 all 0.48 0.00 0.22 0.04 0.05 99.21 00:50:07 0 0.56 0.00 0.17 0.06 0.04 99.18 00:50:07 1 0.41 0.00 0.26 0.02 0.07 99.23 01:00:01 all 1.03 0.00 0.60 0.01 0.05 98.31 01:00:01 0 0.85 0.00 0.45 0.01 0.05 98.64 01:00:01 1 1.21 0.00 0.75 0.01 0.05 97.98 01:10:01 all 0.84 0.00 0.27 0.02 0.05 98.80 01:10:01 0 0.68 0.00 0.17 0.03 0.05 99.08 01:10:01 1 1.01 0.00 0.38 0.02 0.06 98.53 01:20:08 all 0.78 0.00 0.26 0.02 0.05 98.90 01:20:08 0 0.87 0.00 0.27 0.01 0.06 98.79 01:20:08 1 0.69 0.00 0.24 0.02 0.05 99.00 01:30:01 all 0.51 0.00 0.28 0.01 0.05 99.15 01:30:01 0 0.45 0.00 0.37 0.00 0.06 99.11 01:30:01 1 0.57 0.00 0.18 0.02 0.04 99.19 Average: all 1.74 0.00 0.42 0.07 0.04 97.72 Average: 0 1.74 0.00 0.40 0.07 0.04 97.74 Average: 1 1.74 0.00 0.44 0.07 0.04 97.70