---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-62739 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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 8.3G 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 861 4849 4 2539 7080 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:d7:c5:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80987sec preferred_lft 80987sec inet6 fe80::f816:3eff:fed7:c5df/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62739) 10/08/26 _x86_64_ (2 CPU) 00:36:37 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 9.20 1.18 7.31 0.71 102.64 1094.28 255.88 01:00:09 1.80 0.01 1.75 0.04 0.16 29.44 0.46 01:10:01 2.31 0.32 1.97 0.03 43.15 225.50 0.47 01:20:01 1.49 0.00 1.49 0.00 0.01 19.81 0.00 01:30:09 1.58 0.00 1.56 0.01 0.00 21.75 0.24 01:40:01 1.39 0.00 1.38 0.00 0.00 22.97 401.24 01:50:01 15.63 13.43 2.14 0.05 149.86 90.77 12.65 02:00:09 16.06 0.00 1.70 14.36 0.14 27.56 104110.49 Average: 6.20 1.86 2.41 1.92 36.89 191.19 13241.61 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 5011012 7275864 484400 5.96 113244 2307068 797304 8.68 674328 2094696 340 01:00:09 4980372 7247820 512156 6.30 113448 2309424 833824 9.08 702832 2097276 292 01:10:01 4918120 7259480 499428 6.14 113780 2382400 1044704 11.38 728972 2160368 264 01:20:01 4924140 7266284 492604 6.06 113920 2383020 1044800 11.38 729412 2161136 292 01:30:09 4905360 7248348 510448 6.28 114080 2383664 1044800 11.38 729260 2161940 260 01:40:01 4870272 7214780 544028 6.69 114232 2385016 1081728 11.78 758244 2163444 244 01:50:01 4821712 7239608 513936 6.32 117548 2442712 1043348 11.36 728016 2223692 320 02:00:09 4811940 7232208 521076 6.41 117680 2444756 1043636 11.37 728440 2225868 240 Average: 4905366 7248049 509760 6.27 114742 2379758 991768 10.80 722438 2161052 282 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.18 1.18 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 44.33 33.42 337.61 6.39 0.00 0.00 0.00 0.00 01:00:09 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:00:09 ens3 9.67 9.06 60.84 1.17 0.00 0.00 0.00 0.00 01:10:01 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:10:01 ens3 5.75 2.44 41.02 0.33 0.00 0.00 0.00 0.00 01:20:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:01 ens3 4.75 1.87 0.70 0.35 0.00 0.00 0.00 0.00 01:30:09 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:09 ens3 4.55 1.78 4.15 0.28 0.00 0.00 0.00 0.00 01:40:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:01 ens3 9.41 7.70 121.92 1.01 0.00 0.00 0.00 0.00 01:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 12.97 12.00 133.84 1.78 0.00 0.00 0.00 0.00 02:00:09 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:09 ens3 13.28 11.95 220.58 1.24 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 13.10 10.04 115.16 1.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62739) 10/08/26 _x86_64_ (2 CPU) 00:36:37 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 4.24 0.00 0.98 0.16 0.01 94.62 00:50:01 0 3.30 0.00 0.90 0.07 0.01 95.72 00:50:01 1 5.18 0.00 1.06 0.24 0.01 93.52 01:00:09 all 0.92 0.00 0.33 0.01 0.01 98.74 01:00:09 0 1.22 0.00 0.37 0.01 0.01 98.39 01:00:09 1 0.62 0.00 0.28 0.02 0.00 99.07 01:10:01 all 0.84 0.00 0.23 0.03 0.02 98.89 01:10:01 0 1.03 0.00 0.23 0.04 0.03 98.67 01:10:01 1 0.68 0.00 0.23 0.01 0.01 99.07 01:20:01 all 0.51 0.00 0.15 0.01 0.00 99.32 01:20:01 0 0.51 0.00 0.17 0.02 0.01 99.29 01:20:01 1 0.51 0.00 0.13 0.00 0.00 99.36 01:30:09 all 0.54 0.00 0.24 0.01 0.00 99.21 01:30:09 0 0.62 0.00 0.20 0.02 0.00 99.16 01:30:09 1 0.46 0.00 0.28 0.00 0.00 99.26 01:40:01 all 0.76 0.00 0.22 0.01 0.01 99.00 01:40:01 0 0.71 0.00 0.28 0.02 0.01 98.99 01:40:01 1 0.82 0.00 0.17 0.01 0.01 99.00 01:50:01 all 1.61 0.16 0.41 0.16 0.01 97.65 01:50:01 0 1.98 0.31 0.51 0.30 0.01 96.89 01:50:01 1 1.25 0.00 0.31 0.03 0.00 98.41 02:00:09 all 0.86 0.00 0.38 0.03 0.00 98.73 02:00:09 0 0.89 0.00 0.45 0.03 0.00 98.62 02:00:09 1 0.83 0.00 0.30 0.03 0.00 98.84 Average: all 1.29 0.02 0.37 0.05 0.01 98.26 Average: 0 1.29 0.04 0.39 0.06 0.01 98.21 Average: 1 1.29 0.00 0.34 0.04 0.01 98.31