---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-60769 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: 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 8.0G 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 776 5083 4 2384 7165 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:9f:eb:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5784sec preferred_lft 5784sec inet6 fe80::f816:3eff:fe9f:ebee/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-60769) 10/01/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:04 1.79 0.01 1.76 0.01 0.81 20.79 5.13 00:20:01 1.87 0.11 1.73 0.03 3.07 23.75 270.22 00:30:01 1.78 0.00 1.75 0.03 0.00 19.42 54.92 00:40:14 21.90 2.75 17.47 1.69 215.65 2618.54 286.10 Average: 6.91 0.73 5.74 0.45 55.71 680.73 154.46 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:04 6094420 7504476 303448 3.73 54124 1552648 737164 8.03 482836 1322568 376 00:20:01 6114664 7485160 322704 3.97 54252 1512916 733968 7.99 481280 1282748 248 00:30:01 6125536 7496632 311144 3.83 54392 1513368 733968 7.99 481232 1283212 124 00:40:14 5036640 7339228 415508 5.11 103328 2350400 843944 9.19 639076 2124460 196504 Average: 5842815 7456374 338201 4.16 66524 1732333 762261 8.30 521106 1503247 49313 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:04 ens3 0.50 0.09 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 0.36 0.09 0.08 0.04 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.60 0.12 0.15 0.08 0.00 0.00 0.00 0.00 00:40:14 lo 1.23 1.23 0.07 0.07 0.00 0.00 0.00 0.00 00:40:14 ens3 47.07 32.04 314.72 8.32 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 12.31 8.21 79.99 2.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60769) 10/01/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:04 all 0.26 0.00 0.12 0.01 0.00 99.61 00:10:04 0 0.46 0.00 0.09 0.00 0.00 99.44 00:10:04 1 0.05 0.00 0.15 0.02 0.00 99.78 00:20:01 all 0.63 0.00 0.24 0.01 0.00 99.12 00:20:01 0 0.37 0.00 0.26 0.01 0.00 99.36 00:20:01 1 0.88 0.00 0.22 0.02 0.00 98.87 00:30:01 all 0.27 0.00 0.15 0.01 0.00 99.56 00:30:01 0 0.07 0.00 0.18 0.01 0.00 99.74 00:30:01 1 0.47 0.00 0.13 0.01 0.00 99.39 00:40:14 all 9.67 0.00 1.64 0.52 0.01 88.16 00:40:14 0 11.88 0.00 1.68 0.59 0.01 85.85 00:40:14 1 7.46 0.00 1.60 0.46 0.01 90.46 Average: all 2.74 0.00 0.54 0.14 0.00 96.56 Average: 0 3.24 0.00 0.56 0.15 0.00 96.04 Average: 1 2.25 0.00 0.53 0.13 0.00 97.09