---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66303 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: 5600.00 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 8.2G 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 905 4902 4 2434 7036 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:f7:34:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83186sec preferred_lft 83186sec inet6 fe80::f816:3eff:fef7:34b5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-66303) 10/22/26 _x86_64_ (2 CPU) 23:05:35 LINUX RESTART (2 CPU) 23:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:14 9.49 1.16 7.58 0.75 100.63 1083.44 527.30 23:30:14 1.68 0.01 1.64 0.03 0.05 50.09 0.55 23:40:01 2.14 0.33 1.79 0.02 43.73 130.97 0.26 23:50:04 1.65 0.00 1.64 0.00 0.11 23.55 0.04 Average: 3.77 0.38 3.19 0.21 36.40 326.75 134.68 23:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:14 5023316 7309884 448948 5.52 114288 2326004 829984 9.04 688072 2114312 364 23:30:14 4998084 7293652 464804 5.72 114504 2334780 834476 9.09 693044 2123312 308 23:40:01 4914196 7255304 502348 6.18 114804 2379728 1006336 10.96 711592 2158412 344 23:50:04 4913472 7256292 501360 6.16 114904 2381308 1006356 10.96 711900 2159968 244 Average: 4962267 7278783 479365 5.89 114625 2355455 919288 10.01 701152 2139001 315 23:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:14 lo 1.18 1.18 0.06 0.06 0.00 0.00 0.00 0.00 23:20:14 ens3 66.62 55.97 50.45 9.79 0.00 0.00 0.00 0.00 23:30:14 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 23:30:14 ens3 13.10 13.21 2.16 0.99 0.00 0.00 0.00 0.00 23:40:01 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 23:40:01 ens3 12.42 12.08 5.62 1.09 0.00 0.00 0.00 0.00 23:50:04 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 23:50:04 ens3 13.16 13.06 1.93 0.90 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 26.60 23.80 15.26 3.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-66303) 10/22/26 _x86_64_ (2 CPU) 23:05:35 LINUX RESTART (2 CPU) 23:10:01 CPU %user %nice %system %iowait %steal %idle 23:20:14 all 6.01 0.00 1.18 0.17 0.01 92.63 23:20:14 0 4.90 0.00 1.17 0.20 0.01 93.72 23:20:14 1 7.13 0.00 1.19 0.13 0.01 91.54 23:30:14 all 2.23 0.00 0.50 0.01 0.01 97.25 23:30:14 0 1.07 0.00 0.45 0.01 0.01 98.45 23:30:14 1 3.40 0.00 0.54 0.01 0.01 96.04 23:40:01 all 1.79 0.00 0.39 0.03 0.00 97.79 23:40:01 0 1.52 0.00 0.32 0.03 0.00 98.13 23:40:01 1 2.08 0.00 0.46 0.03 0.01 97.43 23:50:04 all 0.88 0.00 0.23 0.01 0.00 98.87 23:50:04 0 1.10 0.00 0.24 0.01 0.00 98.65 23:50:04 1 0.67 0.00 0.23 0.01 0.00 99.09 Average: all 2.75 0.00 0.58 0.05 0.01 96.61 Average: 0 2.16 0.00 0.55 0.06 0.01 97.22 Average: 1 3.35 0.00 0.61 0.05 0.01 95.99