---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-34157 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 UTC 2026 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 Indirect target selection: 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 Tsa: 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 8.1G 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 745 5131 4 2358 7196 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:e0:68:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82903sec preferred_lft 82903sec inet6 fe80::f816:3eff:fee0:68f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-34157) 08/11/26 _x86_64_ (2 CPU) 01:55:36 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:10 2.24 0.72 1.51 0.01 93.97 74.49 57.57 02:20:01 1.25 0.01 1.23 0.01 1.14 15.02 2.41 02:30:02 1.39 0.00 1.37 0.02 0.00 16.80 2.56 02:40:10 1.23 0.00 1.23 0.00 0.00 15.06 0.00 02:50:01 26.98 3.04 21.55 2.39 233.27 3605.05 1105.91 Average: 6.54 0.75 5.32 0.48 65.23 734.37 230.44 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:10 6247380 7522500 298244 3.67 31236 1449460 730216 7.95 470676 1202060 128 02:20:01 6257300 7533240 287516 3.54 31416 1450104 536292 5.84 464896 1202564 188 02:30:02 6249876 7526332 294368 3.62 31588 1450432 536436 5.84 465064 1203072 284 02:40:10 6248620 7525584 295104 3.63 31764 1450752 537140 5.85 466716 1203568 128 02:50:01 5168964 7399412 368196 4.53 87528 2303076 656356 7.15 607400 2065664 1928 Average: 6034428 7501414 308686 3.80 42706 1620765 599288 6.53 494950 1375386 531 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:10 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:10:10 ens3 1.32 0.55 3.29 0.07 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 0.60 0.09 0.85 0.05 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 0.65 0.05 1.04 0.01 0.00 0.00 0.00 0.00 02:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:10 ens3 6.21 3.91 4.10 3.31 0.00 0.00 0.00 0.00 02:50:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 02:50:01 ens3 76.43 54.21 340.88 17.50 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 16.83 11.60 69.00 4.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-34157) 08/11/26 _x86_64_ (2 CPU) 01:55:36 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:10 all 0.36 0.00 0.12 0.04 0.02 99.47 02:10:10 0 0.26 0.00 0.14 0.02 0.02 99.56 02:10:10 1 0.47 0.00 0.09 0.05 0.01 99.37 02:20:01 all 0.28 0.00 0.09 0.01 0.02 99.60 02:20:01 0 0.21 0.00 0.09 0.00 0.02 99.67 02:20:01 1 0.34 0.00 0.09 0.01 0.02 99.53 02:30:02 all 0.29 0.00 0.17 0.03 0.02 99.49 02:30:02 0 0.09 0.00 0.21 0.01 0.02 99.67 02:30:02 1 0.49 0.00 0.13 0.05 0.02 99.31 02:40:10 all 0.43 0.00 0.11 0.01 0.02 99.43 02:40:10 0 0.54 0.00 0.09 0.00 0.02 99.35 02:40:10 1 0.32 0.00 0.13 0.02 0.03 99.50 02:50:01 all 15.25 0.00 1.93 0.69 0.05 82.06 02:50:01 0 14.01 0.00 1.95 0.63 0.05 83.36 02:50:01 1 16.50 0.00 1.92 0.76 0.06 80.76 Average: all 3.28 0.00 0.48 0.15 0.03 96.07 Average: 0 2.98 0.00 0.49 0.13 0.03 96.37 Average: 1 3.57 0.00 0.47 0.18 0.03 95.76