---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-60344 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 8.0G 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 756 5183 4 2296 7185 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:0b:da:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80120sec preferred_lft 80120sec inet6 fe80::f816:3eff:fe0b:da2d/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-60344) 09/28/26 _x86_64_ (2 CPU) 01:06:15 LINUX RESTART (2 CPU) 01:10:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:36 1.28 0.03 1.26 0.00 1.23 15.51 0.11 01:30:08 1.46 0.01 1.43 0.02 0.06 17.45 224.21 01:40:20 1.96 0.34 1.61 0.01 44.28 103.99 0.31 01:50:36 14.06 0.00 1.19 12.86 0.14 14.46 106058.28 02:00:28 1.42 0.00 1.41 0.01 0.00 17.03 648.62 02:10:36 1.15 0.00 1.15 0.00 0.00 14.21 9.81 02:20:18 1.30 0.00 1.28 0.02 0.00 15.01 46.16 02:30:36 1.37 0.00 1.34 0.03 0.00 16.77 462.33 02:40:08 1.22 0.00 1.20 0.02 0.00 14.72 41.86 02:50:28 30.02 2.86 23.60 3.56 224.66 3901.17 4567.66 Average: 5.66 0.33 3.62 1.70 27.87 426.12 11508.58 01:10:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:36 6294384 7541080 279460 3.44 30600 1422740 520448 5.67 442456 1184044 224 01:30:08 6309004 7556196 264304 3.25 30784 1423040 520516 5.67 442420 1184528 124 01:40:20 6219960 7507668 311892 3.84 31396 1462436 722572 7.87 461300 1214012 168 01:50:36 6234648 7522940 296496 3.65 31556 1462872 724484 7.89 461208 1214484 220 02:00:28 6238716 7527724 291708 3.59 31748 1463332 724484 7.89 461368 1215040 184 02:10:36 6246304 7535824 283600 3.49 31928 1463656 724548 7.89 461584 1215544 184 02:20:18 6250540 7540692 278720 3.43 32100 1464112 724548 7.89 461668 1216040 168 02:30:36 6258040 7548740 270596 3.33 32296 1464448 724548 7.89 461868 1216568 172 02:40:08 6258328 7549516 269816 3.32 32484 1464740 724612 7.89 461920 1217052 184 02:50:28 5373920 7416540 358500 4.41 90088 2121116 757140 8.25 560704 1883516 10052 Average: 6168384 7524692 290509 3.57 37498 1521249 686790 7.48 467650 1276083 1168 01:10:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:36 ens3 0.84 0.09 0.13 0.06 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 0.37 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:20 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 01:40:20 ens3 1.12 0.25 9.23 0.07 0.00 0.00 0.00 0.00 01:50:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:36 ens3 0.25 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:00:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:28 ens3 0.29 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:10:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:36 ens3 0.27 0.04 0.06 0.03 0.00 0.00 0.00 0.00 02:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:18 ens3 0.24 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:36 ens3 0.19 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:08 ens3 0.38 0.27 0.08 0.61 0.00 0.00 0.00 0.00 02:50:28 lo 1.35 1.35 0.08 0.08 0.00 0.00 0.00 0.00 02:50:28 ens3 81.45 56.23 324.64 13.71 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.81 5.89 34.53 1.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60344) 09/28/26 _x86_64_ (2 CPU) 01:06:15 LINUX RESTART (2 CPU) 01:10:27 CPU %user %nice %system %iowait %steal %idle 01:20:36 all 0.30 0.00 0.08 0.02 0.00 99.60 01:20:36 0 0.25 0.00 0.10 0.00 0.00 99.64 01:20:36 1 0.35 0.00 0.06 0.03 0.00 99.55 01:30:08 all 0.29 0.00 0.18 0.01 0.00 99.51 01:30:08 0 0.12 0.00 0.20 0.00 0.00 99.68 01:30:08 1 0.46 0.00 0.15 0.03 0.00 99.35 01:40:20 all 0.45 0.00 0.14 0.03 0.00 99.37 01:40:20 0 0.78 0.00 0.13 0.03 0.00 99.05 01:40:20 1 0.13 0.00 0.14 0.04 0.00 99.69 01:50:36 all 0.31 0.00 0.09 0.05 0.00 99.55 01:50:36 0 0.32 0.00 0.08 0.02 0.00 99.59 01:50:36 1 0.30 0.00 0.11 0.08 0.00 99.51 02:00:28 all 0.27 0.00 0.16 0.01 0.00 99.55 02:00:28 0 0.17 0.00 0.16 0.01 0.00 99.66 02:00:28 1 0.37 0.00 0.16 0.02 0.00 99.44 02:10:36 all 0.24 0.00 0.07 0.01 0.00 99.67 02:10:36 0 0.43 0.00 0.05 0.00 0.00 99.51 02:10:36 1 0.05 0.00 0.09 0.02 0.00 99.83 02:20:18 all 0.26 0.00 0.08 0.01 0.00 99.65 02:20:18 0 0.45 0.00 0.05 0.01 0.00 99.50 02:20:18 1 0.07 0.00 0.11 0.02 0.01 99.79 02:30:36 all 0.27 0.00 0.15 0.01 0.00 99.57 02:30:36 0 0.38 0.00 0.13 0.01 0.00 99.48 02:30:36 1 0.16 0.00 0.17 0.02 0.00 99.66 02:40:08 all 0.23 0.00 0.07 0.01 0.00 99.68 02:40:08 0 0.06 0.00 0.08 0.02 0.00 99.84 02:40:08 1 0.41 0.00 0.06 0.01 0.00 99.52 02:50:28 all 15.40 0.00 2.47 0.92 0.01 81.20 02:50:28 0 17.26 0.00 2.49 0.90 0.01 79.34 02:50:28 1 13.55 0.00 2.45 0.93 0.01 83.06 Average: all 1.86 0.00 0.36 0.11 0.00 97.67 Average: 0 2.08 0.00 0.35 0.10 0.00 97.46 Average: 1 1.63 0.00 0.36 0.12 0.00 97.88