---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26305 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 8.3G 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 761 4875 4 2601 7180 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:e3:f8:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.95/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79248sec preferred_lft 79248sec inet6 fe80::f816:3eff:fee3:f8bd/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-26305) 06/10/26 _x86_64_ (2 CPU) 00:42:38 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:02 1.48 0.01 1.44 0.03 1.10 17.92 435.81 01:10:01 1.18 0.00 1.16 0.02 0.00 14.45 1.20 01:20:01 1.15 0.00 1.15 0.01 0.01 14.04 0.48 01:30:02 1.57 0.00 1.55 0.02 0.00 20.02 435.06 01:40:01 1.18 0.00 1.18 0.00 0.00 14.91 0.00 01:50:01 23.42 3.00 18.10 2.32 227.51 3494.90 1356.01 02:00:02 1.43 0.00 1.41 0.02 0.00 19.16 0.23 02:10:01 14.90 0.00 1.38 13.51 0.15 88.40 106665.90 02:20:01 1.48 0.00 1.47 0.01 0.00 356.86 1.55 02:30:02 1.51 0.00 1.49 0.02 0.00 121.02 1.14 02:40:01 1.22 0.00 1.22 0.00 0.00 15.86 0.00 Average: 4.59 0.27 2.87 1.45 20.80 379.78 9877.60 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:02 6262580 7536656 283708 3.49 30908 1448496 519884 5.66 454500 1200728 224 01:10:01 6262144 7536744 283612 3.49 31092 1448828 520084 5.66 454596 1201244 136 01:20:01 6264048 7539136 281188 3.46 31280 1449152 520148 5.67 455088 1201728 176 01:30:02 6263564 7539252 280948 3.45 31496 1449488 520144 5.67 454976 1202300 296 01:40:01 6271152 7547460 272744 3.35 31664 1449928 520272 5.67 455444 1202788 164 01:50:01 4981176 7184292 583136 7.17 86876 2276400 814836 8.88 789292 2038912 184 02:00:02 5010528 7214332 553024 6.80 87036 2276932 769516 8.38 744372 2039476 224 02:10:01 4984088 7219760 547560 6.73 87184 2308648 830180 9.04 787912 2071312 10132 02:20:01 4825324 7164368 601300 7.39 87328 2410500 880276 9.59 838540 2173284 9392 02:30:02 4751220 7112544 652728 8.03 87496 2432308 910548 9.92 868968 2195156 316 02:40:01 4580580 6942484 822784 10.12 87644 2432732 1094912 11.93 1039424 2195728 128 Average: 5496037 7321548 469339 5.77 61819 1943947 718255 7.82 667556 1702060 1943 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:02 ens3 0.56 0.08 0.08 0.03 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 0.98 0.07 6.60 0.03 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 0.57 0.08 0.63 0.06 0.00 0.00 0.00 0.00 01:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:02 ens3 0.31 0.07 0.08 0.03 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 0.54 0.22 0.15 0.57 0.00 0.00 0.00 0.00 01:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 88.20 66.16 767.52 12.60 0.00 0.00 0.00 0.00 02:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 29.83 26.91 479.22 1.79 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 77.21 68.66 1284.14 4.51 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 24.79 23.96 411.88 1.60 0.00 0.00 0.00 0.00 02:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:02 ens3 25.64 23.87 387.96 1.68 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 18.00 16.44 271.21 1.15 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 24.23 20.59 327.99 2.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26305) 06/10/26 _x86_64_ (2 CPU) 00:42:38 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:02 all 0.31 0.00 0.17 0.01 0.03 99.47 01:00:02 0 0.46 0.00 0.15 0.01 0.02 99.35 01:00:02 1 0.16 0.00 0.19 0.01 0.04 99.60 01:10:01 all 0.24 0.00 0.07 0.01 0.03 99.65 01:10:01 0 0.16 0.00 0.05 0.01 0.03 99.75 01:10:01 1 0.32 0.00 0.09 0.01 0.04 99.54 01:20:01 all 0.22 0.00 0.08 0.01 0.04 99.66 01:20:01 0 0.07 0.00 0.09 0.01 0.04 99.79 01:20:01 1 0.36 0.00 0.08 0.01 0.03 99.52 01:30:02 all 0.26 0.00 0.17 0.01 0.03 99.53 01:30:02 0 0.08 0.00 0.17 0.00 0.04 99.71 01:30:02 1 0.43 0.00 0.17 0.02 0.03 99.35 01:40:01 all 0.26 0.00 0.06 0.01 0.03 99.64 01:40:01 0 0.13 0.00 0.08 0.00 0.04 99.75 01:40:01 1 0.38 0.00 0.05 0.02 0.03 99.52 01:50:01 all 11.92 0.00 1.80 0.55 0.07 85.67 01:50:01 0 9.57 0.00 1.79 0.44 0.06 88.14 01:50:01 1 14.27 0.00 1.80 0.66 0.07 83.20 02:00:02 all 0.66 0.00 0.36 0.01 0.06 98.91 02:00:02 0 0.70 0.00 0.32 0.01 0.05 98.92 02:00:02 1 0.61 0.00 0.41 0.01 0.07 98.90 02:10:01 all 1.10 0.00 0.57 0.03 0.07 98.23 02:10:01 0 0.85 0.00 0.41 0.03 0.07 98.65 02:10:01 1 1.36 0.00 0.73 0.03 0.07 97.80 02:20:01 all 0.79 0.00 0.21 0.01 0.06 98.92 02:20:01 0 0.58 0.00 0.12 0.01 0.04 99.25 02:20:01 1 1.00 0.00 0.30 0.02 0.08 98.60 02:30:02 all 0.69 0.00 0.33 0.01 0.06 98.91 02:30:02 0 0.61 0.00 0.30 0.01 0.06 99.03 02:30:02 1 0.78 0.00 0.36 0.01 0.07 98.79 02:40:01 all 0.52 0.00 0.21 0.01 0.05 99.21 02:40:01 0 0.59 0.00 0.11 0.01 0.04 99.26 02:40:01 1 0.45 0.00 0.32 0.01 0.06 99.15 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.54 0.00 0.37 0.06 0.05 97.98 Average: 0 1.25 0.00 0.32 0.05 0.04 98.33 Average: 1 1.83 0.00 0.41 0.07 0.05 97.64