---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6918 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: 5599.99 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 773 4832 4 2636 7168 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:82:f3:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.169/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 47218sec preferred_lft 47218sec inet6 fe80::f816:3eff:fe82:f3de/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-6918) 04/24/26 _x86_64_ (2 CPU) 00:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.84 0.02 1.81 0.02 0.83 21.79 0.23 00:20:01 1.88 0.11 1.74 0.03 3.05 24.62 468.29 00:30:11 1.72 0.00 1.70 0.01 0.00 19.09 0.37 00:40:01 1.74 0.00 1.73 0.01 0.00 19.57 0.28 00:50:01 1.87 0.28 1.59 0.00 10.16 36.84 0.12 01:00:11 24.21 2.68 19.34 2.20 212.36 3061.41 520.38 01:10:01 1.49 0.00 1.49 0.00 0.00 17.08 0.00 01:20:01 1.60 0.00 1.59 0.01 0.00 138.91 1.25 01:30:11 1.95 0.00 1.89 0.07 0.00 376.74 6.41 01:40:01 1.78 0.00 1.73 0.04 0.00 114.31 4.07 01:50:01 4.45 0.04 3.51 0.89 1.43 802.76 1702.22 Average: 4.09 0.29 3.50 0.30 21.07 426.83 246.97 00:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6107208 7507356 301612 3.71 55904 1540196 548968 5.98 479916 1310796 160 00:20:01 6125836 7487580 321356 3.95 56016 1501600 546660 5.95 478560 1272128 240 00:30:11 6130796 7493048 315876 3.88 56152 1501960 546660 5.95 478444 1272624 272 00:40:01 6130556 7493376 315512 3.88 56300 1502380 546660 5.95 478612 1273064 240 00:50:01 6128948 7501188 307676 3.78 56496 1511592 554572 6.04 488700 1281520 136 01:00:11 5015232 7205804 555504 6.83 105216 2240692 815772 8.89 777056 2015176 268 01:10:01 4924240 7115280 646108 7.94 105308 2241076 745516 8.12 705888 2015644 204 01:20:01 4984368 7212260 549124 6.75 105432 2277788 818428 8.91 762908 2052488 204 01:30:11 4786628 7124820 634720 7.80 105588 2386428 908400 9.89 852096 2161276 216 01:40:01 4708496 7075240 683800 8.41 105748 2414428 943052 10.27 887764 2189436 256 01:50:01 4941660 7328468 437496 5.38 106928 2439892 685316 7.46 671292 2215648 26180 Average: 5453088 7322220 460799 5.67 83190 1959821 696364 7.58 641931 1732709 2580 00:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.21 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.14 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:11 ens3 0.53 0.08 0.15 0.07 0.00 0.00 0.00 0.00 00:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:01 ens3 0.47 0.08 0.12 0.05 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 4.23 2.65 11.84 2.22 0.00 0.00 0.00 0.00 01:00:11 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:00:11 ens3 81.95 63.06 679.63 11.44 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 34.58 32.03 544.72 2.11 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 72.79 69.07 1151.47 4.71 0.00 0.00 0.00 0.00 01:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:11 ens3 24.72 23.43 409.21 1.60 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 23.84 22.27 381.71 1.59 0.00 0.00 0.00 0.00 01:50:01 lo 1.05 1.05 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 33.35 26.98 311.98 26.24 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 25.28 21.88 318.14 4.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6918) 04/24/26 _x86_64_ (2 CPU) 00:00:11 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.25 0.00 0.09 0.01 0.03 99.61 00:10:01 0 0.45 0.00 0.06 0.01 0.02 99.46 00:10:01 1 0.05 0.00 0.12 0.01 0.05 99.77 00:20:01 all 0.63 0.00 0.20 0.01 0.04 99.12 00:20:01 0 0.51 0.00 0.20 0.02 0.04 99.23 00:20:01 1 0.74 0.00 0.21 0.01 0.04 99.01 00:30:11 all 0.24 0.00 0.15 0.01 0.03 99.57 00:30:11 0 0.09 0.00 0.15 0.01 0.03 99.71 00:30:11 1 0.39 0.00 0.15 0.00 0.03 99.42 00:40:01 all 0.25 0.00 0.07 0.01 0.04 99.63 00:40:01 0 0.37 0.00 0.06 0.01 0.03 99.53 00:40:01 1 0.13 0.00 0.08 0.00 0.05 99.74 00:50:01 all 0.36 0.00 0.08 0.01 0.03 99.52 00:50:01 0 0.23 0.00 0.08 0.02 0.04 99.63 00:50:01 1 0.48 0.00 0.07 0.01 0.03 99.41 01:00:11 all 10.68 0.00 1.81 0.51 0.08 86.92 01:00:11 0 8.20 0.00 1.62 0.30 0.08 89.79 01:00:11 1 13.16 0.00 2.00 0.71 0.07 84.05 01:10:01 all 0.59 0.00 0.27 0.01 0.08 99.05 01:10:01 0 0.66 0.00 0.29 0.02 0.08 98.94 01:10:01 1 0.52 0.00 0.25 0.01 0.07 99.15 01:20:01 all 1.02 0.00 0.55 0.02 0.08 98.32 01:20:01 0 0.84 0.00 0.47 0.01 0.10 98.59 01:20:01 1 1.20 0.00 0.64 0.03 0.07 98.05 01:30:11 all 0.79 0.00 0.28 0.02 0.08 98.82 01:30:11 0 0.63 0.00 0.23 0.03 0.07 99.04 01:30:11 1 0.96 0.00 0.33 0.01 0.10 98.60 01:40:01 all 0.62 0.00 0.24 0.02 0.08 99.04 01:40:01 0 0.72 0.00 0.23 0.01 0.06 98.98 01:40:01 1 0.51 0.00 0.26 0.03 0.10 99.10 01:50:01 all 3.67 0.00 0.50 0.08 0.07 95.69 01:50:01 0 3.50 0.00 0.39 0.07 0.04 96.00 01:50:01 1 3.83 0.00 0.61 0.08 0.11 95.38 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.75 0.00 0.39 0.07 0.06 97.73 Average: 0 1.49 0.00 0.35 0.05 0.05 98.07 Average: 1 2.02 0.00 0.43 0.08 0.07 97.40