---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31721 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 nrip_save 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 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 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 787 5043 4 2412 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:39:a0:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78707sec preferred_lft 78707sec inet6 fe80::f816:3eff:fe39:a08f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31721) 06/30/26 _x86_64_ (2 CPU) 00:36:05 LINUX RESTART (2 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 13.96 0.03 1.21 12.71 1.41 15.45 110763.79 01:00:01 1.55 0.01 1.52 0.03 0.05 18.37 437.15 01:10:09 1.92 0.25 1.64 0.02 31.58 75.26 1.05 01:20:01 1.37 0.00 1.37 0.00 0.01 16.19 0.00 01:30:01 1.54 0.00 1.52 0.01 0.00 18.18 0.27 01:40:09 1.40 0.00 1.40 0.00 0.00 16.38 0.00 01:50:01 24.54 3.07 19.15 2.32 231.23 3520.35 526.17 02:00:01 15.79 13.53 2.18 0.07 150.65 52.20 11.84 02:10:09 1.41 0.00 1.41 0.00 0.00 20.03 0.00 02:20:01 1.45 0.00 1.44 0.02 0.00 135.61 402.30 02:30:01 1.60 0.00 1.56 0.04 0.00 36.59 1.17 02:40:09 1.63 0.00 1.59 0.04 0.00 25.70 1.25 Average: 5.64 1.40 2.98 1.26 34.33 324.85 9212.47 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6286612 7533436 287012 3.53 30576 1421896 528212 5.75 443516 1183336 120 01:00:01 6289788 7537184 283188 3.48 30804 1422228 528276 5.75 443660 1183896 240 01:10:09 6241696 7516492 303384 3.73 31176 1448928 528416 5.76 452908 1201860 228 01:20:01 6241696 7516996 302904 3.72 31356 1449216 528480 5.76 453276 1202360 240 01:30:01 6254320 7530292 289584 3.56 31532 1449684 528480 5.76 453172 1202872 208 01:40:09 6254080 7530592 289276 3.56 31708 1450040 528648 5.76 453772 1203404 180 01:50:01 5161300 7363448 403624 4.96 87052 2275180 655180 7.14 619456 2038332 120 02:00:01 5056632 7316576 441660 5.43 90392 2321468 663832 7.23 620240 2087352 452 02:10:09 5069860 7330968 427200 5.25 90548 2322508 683592 7.45 640792 2088516 228 02:20:01 5013164 7310808 447180 5.50 90716 2358664 688080 7.49 644636 2124860 1228 02:30:01 5019208 7321604 436240 5.36 90900 2363140 674952 7.35 631908 2129404 124 02:40:09 4910708 7215292 542472 6.67 91068 2365144 707204 7.70 664196 2131568 276 Average: 5649922 7418641 371144 4.56 60652 1887341 603613 6.57 543461 1648147 304 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 1.15 0.11 0.16 0.06 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.42 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:10:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:09 ens3 0.66 0.23 4.23 0.05 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 0.45 0.09 0.26 0.05 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.26 0.07 0.07 0.03 0.00 0.00 0.00 0.00 01:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:09 ens3 0.53 0.23 0.15 0.65 0.00 0.00 0.00 0.00 01:50:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 78.92 58.08 435.46 12.65 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 16.80 15.52 168.05 1.33 0.00 0.00 0.00 0.00 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 3.29 2.89 5.01 0.48 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 17.22 15.81 159.49 1.67 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 16.47 15.97 141.70 1.65 0.00 0.00 0.00 0.00 02:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:09 ens3 15.39 14.93 165.73 1.28 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.54 10.26 89.52 1.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31721) 06/30/26 _x86_64_ (2 CPU) 00:36:05 LINUX RESTART (2 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.27 0.00 0.08 0.03 0.02 99.60 00:50:01 0 0.08 0.00 0.11 0.04 0.02 99.75 00:50:01 1 0.46 0.00 0.06 0.02 0.02 99.44 01:00:01 all 0.26 0.00 0.17 0.01 0.02 99.55 01:00:01 0 0.14 0.00 0.17 0.01 0.02 99.65 01:00:01 1 0.38 0.00 0.16 0.00 0.02 99.44 01:10:09 all 0.37 0.00 0.10 0.02 0.02 99.48 01:10:09 0 0.40 0.00 0.09 0.02 0.02 99.46 01:10:09 1 0.35 0.00 0.11 0.03 0.02 99.50 01:20:01 all 0.23 0.00 0.06 0.01 0.02 99.67 01:20:01 0 0.40 0.00 0.06 0.01 0.02 99.52 01:20:01 1 0.06 0.00 0.07 0.01 0.02 99.83 01:30:01 all 0.27 0.00 0.16 0.01 0.02 99.53 01:30:01 0 0.41 0.00 0.15 0.02 0.02 99.41 01:30:01 1 0.14 0.00 0.18 0.01 0.02 99.65 01:40:09 all 0.27 0.00 0.07 0.01 0.02 99.64 01:40:09 0 0.41 0.00 0.05 0.02 0.02 99.50 01:40:09 1 0.12 0.00 0.08 0.00 0.02 99.78 01:50:01 all 12.37 0.00 1.82 0.51 0.05 85.24 01:50:01 0 15.45 0.00 2.10 0.54 0.06 81.85 01:50:01 1 9.29 0.00 1.55 0.48 0.05 88.63 02:00:01 all 0.93 0.18 0.38 0.14 0.04 98.33 02:00:01 0 0.83 0.02 0.26 0.02 0.03 98.84 02:00:01 1 1.03 0.34 0.49 0.26 0.05 97.82 02:10:09 all 7.42 0.00 0.67 0.01 0.07 91.83 02:10:09 0 8.90 0.00 0.89 0.00 0.06 90.14 02:10:09 1 6.02 0.00 0.45 0.02 0.07 93.44 02:20:01 all 5.48 0.00 0.48 0.01 0.05 93.98 02:20:01 0 2.77 0.00 0.36 0.01 0.06 96.81 02:20:01 1 8.17 0.00 0.60 0.02 0.05 91.17 02:30:01 all 1.65 0.00 0.40 0.01 0.04 97.90 02:30:01 0 1.09 0.00 0.45 0.00 0.06 98.40 02:30:01 1 2.20 0.00 0.36 0.01 0.03 97.40 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:09 all 0.93 0.00 0.25 0.01 0.04 98.78 02:40:09 0 0.87 0.00 0.25 0.01 0.04 98.83 02:40:09 1 0.99 0.00 0.25 0.01 0.04 98.72 Average: all 2.52 0.02 0.38 0.06 0.03 96.99 Average: 0 2.61 0.00 0.41 0.06 0.03 96.89 Average: 1 2.42 0.03 0.36 0.07 0.03 97.08