---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65860 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 853 4915 4 2472 7087 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:46:0e:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80718sec preferred_lft 80718sec inet6 fe80::f816:3eff:fe46:e5e/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-65860) 10/20/26 _x86_64_ (2 CPU) 01:02:08 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.52 0.01 1.51 0.00 0.07 24.39 0.07 01:30:13 1.79 0.00 1.77 0.02 0.00 25.62 0.25 01:40:01 1.56 0.00 1.54 0.01 0.00 133.02 0.16 01:50:01 2.37 0.32 2.03 0.03 42.72 112.48 0.39 02:00:13 1.86 0.00 1.83 0.03 0.00 23.18 1.06 02:10:01 1.56 0.00 1.55 0.02 0.00 30.26 411.09 02:20:02 1.73 0.00 1.70 0.02 0.20 70.94 0.13 02:30:03 1.90 0.00 1.86 0.04 0.00 28.43 1.60 Average: 1.79 0.04 1.73 0.02 5.37 55.74 50.79 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 5031948 7294456 465716 5.73 113324 2304244 785056 8.55 670276 2091328 268 01:30:13 5018808 7282792 477340 5.87 113504 2305580 813260 8.86 694096 2092812 200 01:40:01 4957972 7256536 503508 6.19 113640 2339920 843760 9.19 724724 2127180 240 01:50:01 4888372 7227128 532180 6.54 113976 2379308 1047524 11.41 742896 2156836 240 02:00:13 4902560 7242188 517068 6.36 114152 2379976 1048676 11.42 744148 2157680 148 02:10:01 4872780 7215852 543348 6.68 114304 2383220 1011480 11.02 699104 2161076 240 02:20:02 4872860 7232088 526836 6.48 114468 2398988 1051268 11.45 747824 2176880 124 02:30:03 4857152 7218600 540172 6.64 114640 2400992 1051536 11.45 747864 2179056 192 Average: 4925306 7246205 513271 6.31 114001 2361528 956570 10.42 721366 2142856 206 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:01 ens3 10.98 9.51 139.86 0.93 0.00 0.00 0.00 0.00 01:30:13 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:13 ens3 4.69 4.29 32.43 0.62 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 3.83 3.01 38.15 0.28 0.00 0.00 0.00 0.00 01:50:01 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 3.17 1.95 3.66 0.24 0.00 0.00 0.00 0.00 02:00:13 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 02:00:13 ens3 2.48 1.71 0.32 0.22 0.00 0.00 0.00 0.00 02:10:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:10:01 ens3 10.40 10.00 151.77 1.32 0.00 0.00 0.00 0.00 02:20:02 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:20:02 ens3 6.32 5.97 38.71 1.09 0.00 0.00 0.00 0.00 02:30:03 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:30:03 ens3 19.83 18.40 222.94 1.49 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 7.70 6.84 78.13 0.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65860) 10/20/26 _x86_64_ (2 CPU) 01:02:08 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.78 0.00 0.25 0.02 0.01 98.94 01:20:01 0 0.68 0.00 0.23 0.02 0.01 99.06 01:20:01 1 0.87 0.00 0.26 0.02 0.02 98.83 01:30:13 all 0.79 0.00 0.28 0.02 0.01 98.91 01:30:13 0 0.98 0.00 0.30 0.01 0.01 98.70 01:30:13 1 0.59 0.00 0.25 0.02 0.00 99.13 01:40:01 all 0.57 0.00 0.14 0.02 0.00 99.27 01:40:01 0 0.65 0.00 0.12 0.01 0.00 99.21 01:40:01 1 0.49 0.00 0.16 0.02 0.01 99.33 01:50:01 all 0.69 0.00 0.21 0.03 0.01 99.07 01:50:01 0 0.60 0.00 0.15 0.02 0.00 99.23 01:50:01 1 0.77 0.00 0.27 0.04 0.01 98.90 02:00:13 all 0.53 0.00 0.24 0.01 0.01 99.21 02:00:13 0 0.60 0.00 0.20 0.01 0.01 99.18 02:00:13 1 0.46 0.00 0.27 0.01 0.01 99.25 02:10:01 all 1.04 0.00 0.25 0.03 0.00 98.68 02:10:01 0 0.58 0.00 0.17 0.01 0.00 99.24 02:10:01 1 1.49 0.00 0.34 0.04 0.01 98.12 02:20:02 all 1.85 0.00 0.43 0.01 0.01 97.69 02:20:02 0 0.64 0.00 0.25 0.02 0.01 99.09 02:20:02 1 3.07 0.00 0.62 0.01 0.02 96.29 02:30:03 all 0.92 0.00 0.42 0.02 0.01 98.63 02:30:03 0 0.84 0.00 0.36 0.03 0.01 98.76 02:30:03 1 1.00 0.00 0.48 0.01 0.01 98.50 Average: all 0.90 0.00 0.28 0.02 0.01 98.80 Average: 0 0.70 0.00 0.22 0.02 0.01 99.06 Average: 1 1.10 0.00 0.33 0.02 0.01 98.53