---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3867 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 8.0G 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 752 5203 4 2279 7189 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:5c:f9:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82316sec preferred_lft 82316sec inet6 fe80::f816:3eff:fe5c:f934/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3867) 08/10/26 _x86_64_ (2 CPU) 00:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:03 1.55 0.02 1.49 0.03 1.89 19.01 230.75 00:20:01 3.77 0.11 1.56 2.09 3.51 20.03 1669.81 00:30:41 1.54 0.00 1.53 0.01 0.00 18.62 2.47 00:40:23 29.61 2.89 24.31 2.41 230.40 3741.68 1081.84 Average: 8.84 0.73 7.01 1.11 56.72 913.97 730.52 00:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:03 6240576 7517164 303108 3.73 31684 1450440 520792 5.67 454916 1203252 232 00:20:01 6249124 7526424 293704 3.61 32004 1450760 519932 5.66 455192 1203552 248 00:30:41 6253356 7531224 288820 3.55 32200 1451124 520240 5.67 455848 1204112 124 00:40:23 5186904 7392636 374484 4.60 87248 2278600 615884 6.71 584188 2041280 628 Average: 5982490 7491862 315029 3.87 45784 1657731 544212 5.93 487536 1413049 308 00:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:03 ens3 0.47 0.12 0.13 0.07 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.35 0.10 0.08 0.04 0.00 0.00 0.00 0.00 00:30:41 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:41 ens3 0.65 0.29 0.19 0.60 0.00 0.00 0.00 0.00 00:40:23 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 00:40:23 ens3 69.27 47.85 328.18 11.85 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 17.03 11.63 78.99 3.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3867) 08/10/26 _x86_64_ (2 CPU) 00:00:03 CPU %user %nice %system %iowait %steal %idle 00:10:03 all 0.30 0.00 0.11 0.01 0.05 99.54 00:10:03 0 0.17 0.00 0.13 0.00 0.05 99.64 00:10:03 1 0.42 0.00 0.09 0.02 0.04 99.44 00:20:01 all 0.48 0.00 0.21 0.02 0.05 99.25 00:20:01 0 0.64 0.00 0.19 0.01 0.03 99.13 00:20:01 1 0.32 0.00 0.22 0.03 0.06 99.37 00:30:41 all 0.31 0.00 0.15 0.01 0.04 99.48 00:30:41 0 0.50 0.00 0.13 0.01 0.03 99.32 00:30:41 1 0.11 0.00 0.17 0.01 0.06 99.64 00:40:23 all 12.89 0.00 2.06 3.70 0.07 81.28 00:40:23 0 9.92 0.00 1.84 6.64 0.07 81.54 00:40:23 1 15.86 0.00 2.27 0.75 0.08 81.03 Average: all 3.37 0.00 0.61 0.90 0.05 95.07 Average: 0 2.72 0.00 0.56 1.60 0.04 95.08 Average: 1 4.02 0.00 0.67 0.19 0.06 95.06