---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-42342 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 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 775 5193 4 2266 7166 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:04:b4:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83594sec preferred_lft 83594sec inet6 fe80::f816:3eff:fe04:b46b/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-42342) 08/29/26 _x86_64_ (2 CPU) 02:39:48 LINUX RESTART (2 CPU) 02:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:06 32.05 7.03 22.63 2.40 860.72 5101.48 1153.85 03:00:06 1.44 0.01 1.41 0.02 0.05 26.20 0.92 03:10:06 1.32 0.01 1.31 0.00 0.20 26.17 0.00 03:20:03 15.58 0.01 1.35 14.23 0.16 28.63 107345.41 Average: 12.65 1.78 6.73 4.14 217.36 1307.84 26930.13 02:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:06 5216116 7388428 378340 4.65 85816 2247484 705716 7.69 553236 2073856 220 03:00:06 5204472 7379764 386704 4.76 85996 2250272 705920 7.69 553636 2076832 268 03:10:06 5200936 7379784 386740 4.76 86152 2253680 684160 7.45 555724 2080388 260 03:20:03 5197524 7380648 385884 4.74 86316 2257784 684168 7.45 555936 2084636 236 Average: 5204762 7382156 384417 4.73 86070 2252305 694991 7.57 554633 2078928 246 02:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:06 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 02:50:06 ens3 120.93 95.34 359.82 19.29 0.00 0.00 0.00 0.00 03:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:06 ens3 11.91 11.58 2.44 0.84 0.00 0.00 0.00 0.00 03:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:06 ens3 12.48 12.21 2.81 0.97 0.00 0.00 0.00 0.00 03:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:03 ens3 25.70 25.67 4.97 1.81 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 42.99 36.37 93.37 5.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-42342) 08/29/26 _x86_64_ (2 CPU) 02:39:48 LINUX RESTART (2 CPU) 02:40:00 CPU %user %nice %system %iowait %steal %idle 02:50:06 all 13.61 0.00 2.74 0.82 0.01 82.82 02:50:06 0 11.05 0.00 2.58 0.99 0.01 85.36 02:50:06 1 16.16 0.00 2.90 0.65 0.02 80.27 03:00:06 all 1.63 0.00 0.43 0.01 0.01 97.91 03:00:06 0 1.83 0.00 0.45 0.01 0.02 97.69 03:00:06 1 1.44 0.00 0.41 0.01 0.01 98.14 03:10:06 all 1.85 0.00 0.39 0.01 0.01 97.74 03:10:06 0 1.82 0.00 0.37 0.01 0.01 97.79 03:10:06 1 1.88 0.00 0.41 0.02 0.01 97.69 03:20:03 all 1.66 0.00 0.47 0.05 0.01 97.81 03:20:03 0 2.37 0.00 0.48 0.10 0.01 97.04 03:20:03 1 0.96 0.00 0.45 0.00 0.01 98.57 Average: all 4.72 0.00 1.01 0.23 0.01 94.03 Average: 0 4.30 0.00 0.98 0.28 0.01 94.43 Average: 1 5.15 0.00 1.05 0.17 0.01 93.62