---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41899 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 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 774 4934 4 2536 7167 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:54:79:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5706sec preferred_lft 5706sec inet6 fe80::f816:3eff:fe54:79c0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41899) 08/29/26 _x86_64_ (2 CPU) 00:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.80 0.02 1.76 0.02 0.82 20.76 405.29 00:20:01 1.98 0.11 1.84 0.04 3.05 24.67 454.26 00:30:04 1.91 0.00 1.88 0.02 0.00 20.82 800.41 00:40:01 23.44 2.82 18.46 2.16 222.89 2865.64 866.39 00:50:01 7.62 0.06 6.44 1.11 2.92 1371.61 1724.61 Average: 7.33 0.60 6.06 0.67 45.75 858.67 850.67 00:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6133428 7531924 275944 3.39 54480 1540540 538564 5.87 411556 1365988 240 00:20:01 6144924 7504056 303608 3.73 54612 1500988 535984 5.84 410332 1326348 216 00:30:04 6154720 7514332 293296 3.61 54764 1501348 535984 5.84 410176 1326824 320 00:40:01 5082832 7363340 392092 4.82 104908 2327296 640036 6.97 576208 2157904 179568 00:50:01 5071056 7348536 411496 5.06 106152 2329476 687868 7.49 592044 2160988 20392 Average: 5717392 7452438 335287 4.12 74983 1839930 587687 6.40 480063 1667610 40147 00:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.43 0.14 0.16 0.09 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 0.44 0.12 0.13 0.08 0.00 0.00 0.00 0.00 00:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:04 ens3 0.60 0.15 0.19 0.11 0.00 0.00 0.00 0.00 00:40:01 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 43.27 32.26 314.23 8.40 0.00 0.00 0.00 0.00 00:50:01 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 51.18 42.89 124.18 20.05 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 19.16 15.09 87.55 5.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41899) 08/29/26 _x86_64_ (2 CPU) 00:00:04 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.26 0.00 0.12 0.01 0.00 99.61 00:10:01 0 0.47 0.00 0.09 0.01 0.00 99.43 00:10:01 1 0.05 0.00 0.14 0.01 0.01 99.78 00:20:01 all 0.62 0.00 0.22 0.02 0.00 99.14 00:20:01 0 0.41 0.00 0.24 0.00 0.00 99.35 00:20:01 1 0.84 0.00 0.20 0.03 0.00 98.93 00:30:04 all 0.27 0.00 0.18 0.01 0.00 99.54 00:30:04 0 0.07 0.00 0.20 0.01 0.00 99.71 00:30:04 1 0.46 0.00 0.15 0.01 0.00 99.37 00:40:01 all 10.69 0.00 1.76 0.53 0.01 87.02 00:40:01 0 9.94 0.00 1.84 0.45 0.01 87.77 00:40:01 1 11.43 0.00 1.69 0.61 0.01 86.27 00:50:01 all 9.47 0.00 0.82 0.10 0.01 89.60 00:50:01 0 6.96 0.00 0.85 0.14 0.01 92.05 00:50:01 1 12.00 0.00 0.78 0.07 0.01 87.14 Average: all 4.25 0.00 0.62 0.13 0.00 94.99 Average: 0 3.56 0.00 0.64 0.12 0.00 95.67 Average: 1 4.95 0.00 0.59 0.14 0.01 94.31