---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26312 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 777 5186 4 2270 7164 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:61:03:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80680sec preferred_lft 80680sec inet6 fe80::f816:3eff:fe61:3e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26312) 06/10/26 _x86_64_ (2 CPU) 00:42:18 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:05 1.51 0.01 1.48 0.02 1.10 25.65 216.46 01:10:06 1.18 0.00 1.17 0.02 0.00 14.19 1.09 01:20:01 1.33 0.00 1.31 0.02 0.01 16.31 1.12 01:30:07 1.44 0.00 1.41 0.03 0.00 17.43 1.51 01:40:07 1.30 0.06 1.22 0.02 3.41 15.93 1.21 01:50:01 24.65 2.98 19.34 2.33 226.45 3549.53 1413.05 02:00:07 1.50 0.00 1.48 0.02 0.00 18.82 0.75 02:10:07 1.27 0.00 1.27 0.00 0.00 15.17 0.00 Average: 4.24 0.38 3.56 0.30 28.54 453.94 202.53 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:05 6250196 7527944 291960 3.59 30936 1452060 534580 5.82 460212 1204708 244 01:10:06 6249048 7527332 292568 3.60 31124 1452388 534744 5.82 460348 1205236 184 01:20:01 6244516 7523364 296488 3.65 31348 1452720 589820 6.42 465856 1205788 128 01:30:07 6246048 7525428 294488 3.62 31540 1453048 534804 5.83 460692 1206312 132 01:40:07 6245292 7526608 293296 3.61 31776 1454736 537524 5.85 464620 1207604 200 01:50:01 5173200 7380012 387104 4.76 86984 2279896 658048 7.17 623264 2042852 188 02:00:07 5165948 7373380 393724 4.84 87124 2280376 659212 7.18 623868 2043344 184 02:10:07 5165696 7373624 393476 4.84 87268 2280724 659212 7.18 623996 2043836 132 Average: 5842493 7469712 330388 4.06 52262 1763244 588493 6.41 522857 1519960 174 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:05 ens3 0.58 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:06 ens3 0.90 0.08 6.57 0.04 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 0.59 0.07 0.64 0.06 0.00 0.00 0.00 0.00 01:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 0.31 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:07 ens3 1.26 0.57 1.03 0.88 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 70.37 45.67 319.97 10.99 0.00 0.00 0.00 0.00 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 1.71 0.19 0.21 0.05 0.00 0.00 0.00 0.00 02:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 0.55 0.18 0.08 0.03 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 9.43 5.79 40.61 1.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26312) 06/10/26 _x86_64_ (2 CPU) 00:42:18 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:05 all 0.25 0.00 0.17 0.01 0.03 99.54 01:00:05 0 0.22 0.00 0.17 0.02 0.03 99.57 01:00:05 1 0.28 0.00 0.17 0.01 0.03 99.51 01:10:06 all 0.26 0.00 0.07 0.02 0.03 99.63 01:10:06 0 0.34 0.00 0.07 0.03 0.03 99.54 01:10:06 1 0.18 0.00 0.07 0.01 0.03 99.72 01:20:01 all 0.30 0.00 0.08 0.03 0.02 99.57 01:20:01 0 0.32 0.00 0.06 0.02 0.02 99.59 01:20:01 1 0.28 0.00 0.10 0.05 0.02 99.55 01:30:07 all 0.29 0.00 0.17 0.02 0.02 99.50 01:30:07 0 0.09 0.00 0.21 0.04 0.03 99.63 01:30:07 1 0.48 0.00 0.13 0.01 0.02 99.36 01:40:07 all 0.30 0.00 0.07 0.02 0.03 99.59 01:40:07 0 0.32 0.00 0.06 0.00 0.02 99.59 01:40:07 1 0.27 0.00 0.07 0.04 0.03 99.59 01:50:01 all 11.75 0.00 1.73 0.57 0.06 85.90 01:50:01 0 14.37 0.00 2.09 0.50 0.07 82.97 01:50:01 1 9.12 0.00 1.37 0.64 0.05 88.82 02:00:07 all 0.40 0.00 0.22 0.01 0.05 99.32 02:00:07 0 0.41 0.00 0.22 0.01 0.05 99.31 02:00:07 1 0.39 0.00 0.22 0.01 0.04 99.34 02:10:07 all 0.40 0.00 0.12 0.01 0.05 99.42 02:10:07 0 0.52 0.00 0.07 0.00 0.03 99.38 02:10:07 1 0.27 0.00 0.18 0.02 0.07 99.46 Average: all 1.72 0.00 0.33 0.09 0.03 97.83 Average: 0 2.05 0.00 0.36 0.08 0.03 97.47 Average: 1 1.40 0.00 0.29 0.10 0.03 98.19