---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37164 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 750 5032 4 2459 7191 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:16:08:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.143/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82626sec preferred_lft 82626sec inet6 fe80::f816:3eff:fe16:8e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37164) 08/13/26 _x86_64_ (2 CPU) 01:05:08 LINUX RESTART (2 CPU) 01:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:00 1.34 0.03 1.31 0.00 1.28 15.58 2.35 01:30:12 1.62 0.01 1.59 0.03 0.05 18.83 441.52 01:40:12 1.31 0.00 1.29 0.02 0.00 15.13 23.03 01:50:01 14.85 0.00 1.34 13.51 0.15 15.92 111158.56 02:00:06 14.81 1.39 12.59 0.82 103.57 1571.32 431.33 Average: 6.77 0.29 3.65 2.83 21.21 330.47 22036.82 01:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:00 6300120 7547308 273900 3.37 30964 1421940 534996 5.83 449800 1184064 156 01:30:12 6306376 7554180 267100 3.28 31192 1422312 533548 5.81 449856 1184656 184 01:40:12 6306252 7554572 266720 3.28 31384 1422640 533884 5.82 450264 1185180 232 01:50:01 6305712 7554572 266624 3.28 31584 1422968 533892 5.82 450452 1185684 144 02:00:06 5413188 7360828 421028 5.18 69744 2049980 674260 7.34 615424 1835708 264964 Average: 6126330 7514292 299074 3.68 38974 1547968 562116 6.12 483159 1315058 53136 01:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 1.17 0.08 1.10 0.06 0.00 0.00 0.00 0.00 01:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:12 ens3 0.65 0.15 0.19 0.12 0.00 0.00 0.00 0.00 01:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:12 ens3 0.58 0.23 0.10 0.57 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.35 0.06 0.08 0.04 0.00 0.00 0.00 0.00 02:00:06 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 02:00:06 ens3 36.12 25.17 275.43 5.87 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 7.85 5.19 55.93 1.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37164) 08/13/26 _x86_64_ (2 CPU) 01:05:08 LINUX RESTART (2 CPU) 01:10:11 CPU %user %nice %system %iowait %steal %idle 01:20:00 all 0.28 0.00 0.08 0.11 0.03 99.50 01:20:00 0 0.31 0.00 0.10 0.07 0.03 99.49 01:20:00 1 0.24 0.00 0.07 0.15 0.03 99.51 01:30:12 all 0.29 0.00 0.17 0.06 0.03 99.45 01:30:12 0 0.33 0.00 0.17 0.04 0.02 99.44 01:30:12 1 0.26 0.00 0.17 0.07 0.03 99.47 01:40:12 all 0.25 0.00 0.07 0.04 0.03 99.61 01:40:12 0 0.43 0.00 0.06 0.01 0.02 99.48 01:40:12 1 0.07 0.00 0.09 0.08 0.03 99.73 01:50:01 all 0.24 0.00 0.08 0.20 0.02 99.45 01:50:01 0 0.22 0.00 0.09 0.32 0.02 99.35 01:50:01 1 0.26 0.00 0.07 0.09 0.03 99.55 02:00:06 all 5.67 0.00 0.95 1.61 0.04 91.73 02:00:06 0 4.74 0.00 0.90 1.21 0.04 93.10 02:00:06 1 6.60 0.00 1.01 2.02 0.03 90.35 Average: all 1.36 0.00 0.27 0.41 0.03 97.93 Average: 0 1.21 0.00 0.26 0.33 0.03 98.16 Average: 1 1.50 0.00 0.28 0.48 0.03 97.70