---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-59182 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 8.1G 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 787 5033 4 2415 7154 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:64:f9:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80142sec preferred_lft 80142sec inet6 fe80::f816:3eff:fe64:f906/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-59182) 09/27/26 _x86_64_ (2 CPU) 00:40:58 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:03 22.19 2.81 17.62 1.76 221.49 2720.35 835.04 01:10:01 5.13 0.02 4.53 0.57 2.03 854.11 296.89 01:20:01 15.55 0.00 1.36 14.18 0.16 23.35 106197.61 01:30:11 1.65 0.00 1.63 0.03 0.00 130.85 1.15 01:40:01 1.61 0.00 1.55 0.06 0.00 19.96 6.18 01:50:01 1.55 0.00 1.49 0.06 0.00 19.10 6.08 02:00:11 1.67 0.00 1.60 0.07 0.00 24.99 357.62 02:10:01 1.32 0.01 1.31 0.01 0.20 59.90 1.64 02:20:01 1.33 0.00 1.32 0.01 0.00 21.74 0.11 Average: 5.79 0.32 3.61 1.86 24.96 431.41 11969.86 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:03 5152716 7378560 387292 4.76 86864 2299168 814464 8.87 602800 2060876 190288 01:10:01 5105652 7348852 417096 5.13 88028 2315496 868724 9.46 631120 2078140 292 01:20:01 5060860 7306576 459332 5.65 88176 2317856 903828 9.84 658056 2080624 360 01:30:11 5033988 7314376 451240 5.55 88344 2352184 925288 10.08 678048 2115056 228 01:40:01 5033008 7314372 451156 5.55 88556 2352940 925292 10.08 678308 2115892 164 01:50:01 5039084 7321252 444300 5.46 88748 2353568 925352 10.08 678224 2116688 280 02:00:11 5013048 7296968 468576 5.76 88952 2355072 918616 10.01 663136 2118284 296 02:10:01 4970204 7267712 497652 6.12 89076 2368340 947068 10.32 700184 2131688 280 02:20:01 5003220 7302840 462476 5.69 89216 2370284 913600 9.95 666808 2133772 280 Average: 5045753 7316834 448791 5.52 88440 2342768 904692 9.85 661854 2105669 21385 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:03 lo 1.25 1.25 0.07 0.07 0.00 0.00 0.00 0.00 01:00:03 ens3 55.23 37.48 319.95 7.83 0.00 0.00 0.00 0.00 01:10:01 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 31.49 26.25 304.49 5.63 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 9.84 8.59 61.72 1.23 0.00 0.00 0.00 0.00 01:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:11 ens3 3.60 2.09 36.28 0.26 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 3.12 1.76 0.42 0.27 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 2.69 1.70 0.32 0.22 0.00 0.00 0.00 0.00 02:00:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:11 ens3 9.22 8.41 118.29 0.96 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 16.39 15.92 224.78 1.93 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 10.24 9.92 139.81 0.94 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 15.76 12.45 133.88 2.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-59182) 09/27/26 _x86_64_ (2 CPU) 00:40:58 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:03 all 10.12 0.00 1.86 0.61 0.01 87.41 01:00:03 0 13.33 0.00 1.98 0.67 0.01 84.01 01:00:03 1 6.91 0.00 1.73 0.54 0.01 90.81 01:10:01 all 2.60 0.00 0.62 0.05 0.00 96.72 01:10:01 0 3.41 0.00 0.79 0.03 0.01 95.77 01:10:01 1 1.79 0.00 0.46 0.08 0.00 97.66 01:20:01 all 0.94 0.00 0.24 0.04 0.01 98.77 01:20:01 0 0.91 0.00 0.19 0.08 0.01 98.81 01:20:01 1 0.97 0.00 0.29 0.01 0.01 98.73 01:30:11 all 0.71 0.00 0.28 0.02 0.04 98.95 01:30:11 0 0.77 0.00 0.24 0.02 0.08 98.89 01:30:11 1 0.66 0.00 0.31 0.02 0.01 99.00 01:40:01 all 0.52 0.00 0.15 0.01 0.01 99.31 01:40:01 0 0.52 0.00 0.21 0.00 0.01 99.26 01:40:01 1 0.52 0.00 0.10 0.02 0.00 99.35 01:50:01 all 0.49 0.00 0.14 0.01 0.00 99.35 01:50:01 0 0.50 0.00 0.18 0.02 0.01 99.30 01:50:01 1 0.47 0.00 0.11 0.01 0.00 99.41 02:00:11 all 0.77 0.00 0.32 0.02 0.00 98.90 02:00:11 0 0.58 0.00 0.24 0.02 0.00 99.16 02:00:11 1 0.96 0.00 0.40 0.01 0.00 98.63 02:10:01 all 1.74 0.00 0.36 0.01 0.01 97.89 02:10:01 0 1.88 0.00 0.32 0.01 0.01 97.79 02:10:01 1 1.60 0.00 0.40 0.02 0.01 97.99 02:20:01 all 0.79 0.00 0.26 0.01 0.01 98.94 02:20:01 0 0.53 0.00 0.16 0.01 0.00 99.30 02:20:01 1 1.04 0.00 0.36 0.02 0.01 98.57 Average: all 2.09 0.00 0.47 0.09 0.01 97.34 Average: 0 2.53 0.00 0.48 0.10 0.01 96.88 Average: 1 1.66 0.00 0.46 0.08 0.01 97.79