---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41851 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 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 740 5219 4 2276 7201 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:6e:07:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81207sec preferred_lft 81207sec inet6 fe80::f816:3eff:fe6e:7da/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-41851) 08/28/26 _x86_64_ (2 CPU) 01:00:03 LINUX RESTART (2 CPU) 01:10:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:25 1.29 0.01 1.26 0.02 0.07 15.53 1.73 01:30:01 1.33 0.00 1.30 0.03 0.00 16.08 446.27 01:40:25 1.22 0.00 1.22 0.00 0.00 15.15 0.17 01:50:01 2.23 0.74 1.47 0.01 99.13 77.64 280.51 02:00:01 1.45 0.00 1.43 0.02 0.00 18.17 639.69 02:10:25 14.09 0.00 1.34 12.75 0.14 16.03 105201.91 02:20:01 15.87 1.65 13.26 0.96 119.42 2314.02 676.33 Average: 5.36 0.33 2.98 2.05 30.19 341.91 15994.41 01:10:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:25 6293720 7536256 283564 3.49 31144 1417724 527748 5.75 394140 1234144 144 01:30:01 6295780 7538792 281080 3.46 31328 1418012 527748 5.75 393992 1234616 240 01:40:25 6295780 7539348 280520 3.45 31516 1418376 528056 5.75 394440 1235168 192 01:50:01 6239684 7513120 306276 3.77 31932 1447440 528056 5.75 405344 1253904 240 02:00:01 6245532 7519520 299792 3.69 32128 1447784 527984 5.75 405344 1254432 240 02:10:25 6245532 7520092 299204 3.68 32288 1448188 527984 5.75 405464 1254968 140 02:20:01 5454552 7388148 391396 4.81 72020 2033492 636980 6.94 539160 1863272 47872 Average: 6152940 7507897 305976 3.76 37479 1518717 543508 5.92 419698 1332929 7010 01:10:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:25 ens3 0.51 0.12 0.14 0.09 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 0.43 0.04 0.07 0.03 0.00 0.00 0.00 0.00 01:40:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:25 ens3 0.48 0.25 0.12 0.63 0.00 0.00 0.00 0.00 01:50:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.59 0.26 3.48 0.08 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.18 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:10:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:25 ens3 0.20 0.05 0.05 0.02 0.00 0.00 0.00 0.00 02:20:01 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:20:01 ens3 36.41 25.83 289.36 6.29 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 5.37 3.67 40.49 0.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41851) 08/28/26 _x86_64_ (2 CPU) 01:00:03 LINUX RESTART (2 CPU) 01:10:25 CPU %user %nice %system %iowait %steal %idle 01:20:25 all 0.28 0.00 0.07 0.01 0.00 99.63 01:20:25 0 0.09 0.00 0.09 0.01 0.00 99.81 01:20:25 1 0.47 0.00 0.05 0.02 0.00 99.46 01:30:01 all 0.30 0.00 0.15 0.01 0.00 99.54 01:30:01 0 0.06 0.00 0.18 0.02 0.00 99.74 01:30:01 1 0.54 0.00 0.12 0.00 0.00 99.34 01:40:25 all 0.27 0.00 0.08 0.01 0.00 99.64 01:40:25 0 0.06 0.00 0.10 0.03 0.00 99.82 01:40:25 1 0.48 0.00 0.06 0.00 0.00 99.46 01:50:01 all 0.39 0.00 0.11 0.04 0.00 99.46 01:50:01 0 0.41 0.00 0.08 0.03 0.00 99.48 01:50:01 1 0.36 0.00 0.15 0.04 0.00 99.45 02:00:01 all 0.23 0.00 0.17 0.01 0.00 99.58 02:00:01 0 0.37 0.00 0.15 0.00 0.00 99.48 02:00:01 1 0.09 0.00 0.20 0.02 0.00 99.69 02:10:25 all 0.25 0.00 0.08 0.04 0.00 99.62 02:10:25 0 0.46 0.00 0.07 0.03 0.00 99.44 02:10:25 1 0.04 0.00 0.09 0.06 0.00 99.80 02:20:01 all 6.30 0.00 1.06 0.45 0.01 92.18 02:20:01 0 4.89 0.00 0.95 0.26 0.01 93.89 02:20:01 1 7.72 0.00 1.18 0.63 0.01 90.47 Average: all 1.12 0.00 0.24 0.08 0.00 98.56 Average: 0 0.89 0.00 0.22 0.05 0.00 98.83 Average: 1 1.35 0.00 0.26 0.11 0.00 98.28