---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-61901 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 816 5044 4 2375 7125 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:2b:bf:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.94/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81187sec preferred_lft 81187sec inet6 fe80::f816:3eff:fe2b:bf2a/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-61901) 10/04/26 _x86_64_ (2 CPU) 01:40:47 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:06 2.12 0.33 1.76 0.03 42.79 131.54 1.76 02:10:16 1.30 0.00 1.30 0.00 0.20 30.18 0.00 02:20:01 1.25 0.00 1.25 0.00 0.01 23.81 0.00 02:30:16 15.34 0.00 1.50 13.83 0.14 30.45 103547.76 02:40:16 1.37 0.00 1.37 0.00 0.00 27.84 0.00 02:50:01 1.34 0.00 1.34 0.00 0.00 29.93 0.05 03:00:16 1.56 0.00 1.55 0.01 0.00 33.62 0.23 Average: 3.51 0.05 1.44 2.03 6.19 44.01 15118.81 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:06 5135160 7382940 382892 4.71 88740 2319632 898320 9.78 605404 2082084 504 02:10:16 5130664 7383204 382716 4.71 88892 2324120 868668 9.46 608028 2086784 236 02:20:01 5127400 7382848 382988 4.71 89020 2326872 860696 9.37 608392 2089652 328 02:30:16 5119452 7379312 386248 4.75 89172 2331048 877140 9.55 608976 2093824 216 02:40:16 5115856 7379588 385892 4.75 89312 2334764 878180 9.57 609592 2097648 268 02:50:01 5110344 7378584 386840 4.76 89440 2339084 911196 9.92 610092 2102096 404 03:00:16 5106200 7379664 385656 4.74 89592 2344068 944560 10.29 610692 2107240 576 Average: 5120725 7380877 384747 4.73 89167 2331370 891251 9.71 608739 2094190 362 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:06 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:00:06 ens3 19.50 19.71 6.78 1.98 0.00 0.00 0.00 0.00 02:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:16 ens3 11.70 11.41 2.41 1.39 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 8.32 7.91 1.79 0.84 0.00 0.00 0.00 0.00 02:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:16 ens3 7.76 7.77 1.37 0.90 0.00 0.00 0.00 0.00 02:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:16 ens3 4.70 4.70 0.85 0.76 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 9.18 9.27 1.80 1.08 0.00 0.00 0.00 0.00 03:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:16 ens3 13.78 14.05 2.61 1.38 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 10.73 10.72 2.52 1.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61901) 10/04/26 _x86_64_ (2 CPU) 01:40:47 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:06 all 2.36 0.00 0.47 0.06 0.01 97.10 02:00:06 0 1.99 0.00 0.42 0.05 0.00 97.54 02:00:06 1 2.73 0.00 0.52 0.08 0.01 96.65 02:10:16 all 1.90 0.00 0.32 0.05 0.01 97.73 02:10:16 0 2.47 0.00 0.36 0.08 0.01 97.08 02:10:16 1 1.33 0.00 0.27 0.01 0.00 98.38 02:20:01 all 1.57 0.00 0.27 0.02 0.01 98.13 02:20:01 0 2.21 0.00 0.29 0.02 0.01 97.47 02:20:01 1 0.93 0.00 0.26 0.02 0.01 98.78 02:30:16 all 1.37 0.00 0.37 0.07 0.01 98.18 02:30:16 0 1.95 0.00 0.39 0.08 0.01 97.57 02:30:16 1 0.79 0.00 0.36 0.05 0.01 98.80 02:40:16 all 1.26 0.00 0.28 0.02 0.01 98.43 02:40:16 0 0.86 0.00 0.24 0.01 0.01 98.88 02:40:16 1 1.67 0.00 0.31 0.02 0.01 97.98 02:50:01 all 1.50 0.00 0.30 0.01 0.01 98.18 02:50:01 0 2.15 0.00 0.36 0.01 0.01 97.47 02:50:01 1 0.86 0.00 0.24 0.02 0.01 98.87 03:00:16 all 1.57 0.00 0.41 0.02 0.01 98.00 03:00:16 0 2.21 0.00 0.40 0.00 0.01 97.39 03:00:16 1 0.94 0.00 0.42 0.03 0.01 98.60 Average: all 1.65 0.00 0.35 0.03 0.01 97.96 Average: 0 1.98 0.00 0.35 0.04 0.01 97.63 Average: 1 1.32 0.00 0.34 0.03 0.01 98.29