---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65649 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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: 5600.02 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 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 850 4916 4 2474 7090 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:fe:ee:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82276sec preferred_lft 82276sec inet6 fe80::f816:3eff:fefe:ee88/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65649) 10/19/26 _x86_64_ (2 CPU) 01:02:50 LINUX RESTART (2 CPU) 01:10:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:02 1.43 0.01 1.40 0.02 0.07 23.97 0.17 01:30:01 1.66 0.00 1.65 0.02 0.00 25.04 0.25 01:40:22 2.12 0.30 1.79 0.02 41.16 218.05 384.32 01:50:22 1.53 0.01 1.50 0.02 0.20 52.09 4.07 02:00:01 1.75 0.00 1.72 0.03 0.00 49.69 0.99 02:10:17 3.65 0.04 2.89 0.72 1.20 328.91 1943.09 Average: 2.04 0.06 1.83 0.14 7.36 118.76 400.14 01:10:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:02 5034660 7301136 458896 5.64 113756 2307760 783388 8.53 655180 2095620 292 01:30:01 5052248 7320428 439452 5.40 113888 2309316 803012 8.75 674676 2097308 188 01:40:22 4898004 7240800 518164 6.37 114216 2383028 1041124 11.34 727884 2161204 168 01:50:22 4943872 7297848 460872 5.67 114372 2393944 1001128 10.90 695784 2172100 516 02:00:01 4873168 7235620 522884 6.43 114496 2402136 1036852 11.29 731572 2180308 240 02:10:17 5062232 7276976 490456 6.03 115836 2261028 987424 10.76 739268 2040388 24488 Average: 4977364 7278801 481787 5.92 114427 2342869 942155 10.26 704061 2124488 4315 01:10:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:02 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:02 ens3 16.45 13.77 231.34 1.32 0.00 0.00 0.00 0.00 01:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:01 ens3 6.72 5.32 34.91 0.71 0.00 0.00 0.00 0.00 01:40:22 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:40:22 ens3 10.41 9.62 155.25 1.00 0.00 0.00 0.00 0.00 01:50:22 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:22 ens3 5.99 5.34 34.63 0.79 0.00 0.00 0.00 0.00 02:00:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:01 ens3 12.89 12.33 235.83 1.41 0.00 0.00 0.00 0.00 02:10:17 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 02:10:17 ens3 15.55 13.16 70.93 12.81 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 11.31 9.90 125.89 3.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65649) 10/19/26 _x86_64_ (2 CPU) 01:02:50 LINUX RESTART (2 CPU) 01:10:22 CPU %user %nice %system %iowait %steal %idle 01:20:02 all 0.89 0.00 0.32 0.01 0.01 98.77 01:20:02 0 0.78 0.00 0.22 0.02 0.01 98.97 01:20:02 1 1.00 0.00 0.42 0.00 0.01 98.57 01:30:01 all 0.81 0.00 0.29 0.01 0.01 98.87 01:30:01 0 0.91 0.00 0.30 0.01 0.02 98.75 01:30:01 1 0.72 0.00 0.27 0.02 0.01 98.98 01:40:22 all 1.06 0.00 0.29 0.04 0.01 98.61 01:40:22 0 1.01 0.00 0.24 0.06 0.02 98.68 01:40:22 1 1.10 0.00 0.33 0.02 0.01 98.54 01:50:22 all 1.57 0.00 0.32 0.01 0.01 98.10 01:50:22 0 1.62 0.00 0.30 0.03 0.01 98.05 01:50:22 1 1.52 0.00 0.33 0.00 0.01 98.14 02:00:01 all 1.30 0.00 0.49 0.02 0.01 98.19 02:00:01 0 1.60 0.00 0.48 0.01 0.01 97.91 02:00:01 1 0.99 0.00 0.50 0.03 0.01 98.47 02:10:17 all 2.99 0.00 0.45 0.05 0.01 96.50 02:10:17 0 2.97 0.00 0.39 0.09 0.00 96.55 02:10:17 1 3.01 0.00 0.52 0.01 0.01 96.46 Average: all 1.45 0.00 0.36 0.02 0.01 98.16 Average: 0 1.50 0.00 0.32 0.04 0.01 98.13 Average: 1 1.40 0.00 0.40 0.01 0.01 98.18