---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-60583 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 8.0G 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 773 5074 4 2396 7168 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:89:a7:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 1115sec preferred_lft 1115sec inet6 fe80::f816:3eff:fe89:a7da/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60583) 09/30/26 _x86_64_ (2 CPU) 00:00:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:52 1.72 0.01 1.70 0.01 0.78 20.85 4.99 00:20:01 1.87 0.12 1.72 0.03 3.33 25.01 275.60 00:30:45 1.78 0.00 1.76 0.02 0.00 19.97 0.31 00:40:25 27.62 2.93 22.35 2.34 229.92 3594.86 1306.51 Average: 8.03 0.74 6.71 0.58 56.53 885.29 380.25 00:00:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:52 6098516 7513068 295248 3.63 55340 1555916 743824 8.10 478004 1326232 140 00:20:01 6118608 7491236 316956 3.90 55476 1513868 740804 8.07 476108 1284064 288 00:30:45 6117460 7490608 317492 3.90 55608 1514200 740804 8.07 476224 1284568 124 00:40:25 5126092 7439268 316144 3.89 106708 2357984 765900 8.34 561412 2134392 7072 Average: 5865169 7483545 311460 3.83 68283 1735492 747833 8.15 497937 1507314 1906 00:00:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:52 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:52 ens3 0.30 0.08 0.11 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 0.20 0.04 0.04 0.02 0.00 0.00 0.00 0.00 00:30:45 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:45 ens3 0.58 0.15 0.20 0.12 0.00 0.00 0.00 0.00 00:40:25 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:25 ens3 110.97 78.86 344.52 18.37 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 27.10 19.13 83.35 4.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60583) 09/30/26 _x86_64_ (2 CPU) 00:00:25 CPU %user %nice %system %iowait %steal %idle 00:10:52 all 0.26 0.00 0.12 0.09 0.00 99.52 00:10:52 0 0.48 0.00 0.10 0.06 0.00 99.35 00:10:52 1 0.05 0.00 0.14 0.12 0.00 99.69 00:20:01 all 0.68 0.00 0.26 0.02 0.00 99.04 00:20:01 0 0.59 0.00 0.28 0.01 0.00 99.12 00:20:01 1 0.77 0.00 0.24 0.02 0.00 98.97 00:30:45 all 0.29 0.00 0.16 0.01 0.00 99.54 00:30:45 0 0.27 0.00 0.14 0.01 0.00 99.58 00:30:45 1 0.30 0.00 0.19 0.01 0.00 99.49 00:40:25 all 12.17 0.00 2.14 0.67 0.01 85.01 00:40:25 0 6.89 0.00 1.87 0.57 0.01 90.66 00:40:25 1 17.46 0.00 2.42 0.77 0.02 79.34 Average: all 3.24 0.00 0.65 0.19 0.01 95.91 Average: 0 2.00 0.00 0.58 0.16 0.00 97.26 Average: 1 4.49 0.00 0.73 0.22 0.01 94.55