---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-53962 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: 5599.99 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 7.9G 30G 21% / 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 773 5191 4 2264 7168 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:5c:13:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79688sec preferred_lft 79688sec inet6 fe80::f816:3eff:fe5c:1367/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53962) 03/29/26 _x86_64_ (2 CPU) 00:58:12 LINUX RESTART (2 CPU) 01:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:00 1.38 0.03 1.35 0.00 1.24 16.22 0.12 01:20:00 14.50 0.33 1.62 12.55 39.21 73.56 109102.47 01:30:00 1.49 0.00 1.48 0.02 0.00 18.38 871.59 01:40:00 1.33 0.00 1.31 0.02 0.00 15.86 1.32 01:50:00 1.34 0.00 1.33 0.02 0.00 15.98 1.20 02:00:00 1.52 0.00 1.49 0.03 0.00 18.43 871.51 02:10:00 22.23 3.04 16.96 2.22 227.99 3088.31 640.42 02:20:07 1.52 0.00 1.51 0.00 0.47 60.40 0.03 02:30:00 1.59 0.00 1.57 0.02 0.00 40.87 0.34 02:40:00 1.31 0.00 1.31 0.00 0.35 39.28 0.00 02:50:01 6.80 0.08 5.08 1.64 5.78 497.08 3934.58 Average: 5.00 0.32 3.18 1.50 24.99 352.99 10497.96 01:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:00 6297248 7543848 276556 3.40 30536 1421732 532372 5.80 451204 1182976 164 01:20:00 6242656 7517944 301808 3.71 30908 1449684 730044 7.95 468660 1200200 156 01:30:00 6250312 7526164 293536 3.61 31128 1449988 730040 7.95 468756 1200732 8 01:40:00 6249808 7526208 293484 3.61 31328 1450328 730160 7.95 468884 1201272 140 01:50:00 6248800 7525748 293960 3.61 31540 1450660 730184 7.95 468992 1201816 120 02:00:00 6246040 7523648 296044 3.64 31740 1451112 730184 7.95 469148 1202340 120 02:10:00 5331440 7439000 332524 4.09 85092 2186544 761284 8.29 558296 1945568 2340 02:20:07 5281656 7399148 372416 4.58 85208 2196460 849672 9.25 611864 1955600 276 02:30:00 5266628 7390704 380732 4.68 85356 2202896 849768 9.26 612068 1962184 472 02:40:00 5260724 7391948 379460 4.67 85520 2209900 849936 9.26 612868 1969224 340 02:50:01 5377404 7400280 379872 4.67 88904 2105928 794032 8.65 612824 1867148 28524 Average: 5822974 7471331 327308 4.02 56115 1779567 753425 8.21 527597 1535369 2969 01:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 1.66 0.05 0.17 0.01 0.00 0.00 0.00 0.00 01:20:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.94 0.29 3.12 0.07 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.49 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.51 0.09 0.12 0.06 0.00 0.00 0.00 0.00 01:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 0.39 0.05 0.08 0.03 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 0.35 0.06 0.08 0.04 0.00 0.00 0.00 0.00 02:10:00 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 02:10:00 ens3 54.89 37.47 297.21 10.98 0.00 0.00 0.00 0.00 02:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:07 ens3 25.60 18.62 7.34 2.26 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 21.24 19.63 3.74 2.60 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 22.07 20.84 17.00 3.05 0.00 0.00 0.00 0.00 02:50:01 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 02:50:01 ens3 36.99 31.87 24.60 21.74 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 15.02 11.73 32.13 3.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53962) 03/29/26 _x86_64_ (2 CPU) 00:58:12 LINUX RESTART (2 CPU) 01:00:01 CPU %user %nice %system %iowait %steal %idle 01:10:00 all 0.28 0.00 0.08 0.01 0.03 99.60 01:10:00 0 0.50 0.00 0.06 0.01 0.02 99.41 01:10:00 1 0.05 0.00 0.09 0.02 0.04 99.80 01:20:00 all 0.41 0.00 0.12 0.04 0.03 99.39 01:20:00 0 0.59 0.00 0.11 0.06 0.03 99.22 01:20:00 1 0.23 0.00 0.14 0.03 0.04 99.56 01:30:00 all 0.25 0.00 0.17 0.01 0.03 99.54 01:30:00 0 0.27 0.00 0.16 0.01 0.02 99.54 01:30:00 1 0.23 0.00 0.19 0.01 0.03 99.55 01:40:00 all 0.23 0.00 0.07 0.01 0.03 99.65 01:40:00 0 0.08 0.00 0.08 0.01 0.04 99.79 01:40:00 1 0.39 0.00 0.06 0.01 0.03 99.51 01:50:00 all 0.24 0.00 0.07 0.02 0.03 99.65 01:50:00 0 0.06 0.00 0.10 0.01 0.03 99.80 01:50:00 1 0.43 0.00 0.04 0.03 0.02 99.49 02:00:00 all 0.29 0.00 0.17 0.01 0.02 99.50 02:00:00 0 0.09 0.00 0.19 0.02 0.03 99.67 02:00:00 1 0.49 0.00 0.16 0.01 0.02 99.33 02:10:00 all 10.83 0.00 1.64 0.52 0.04 86.97 02:10:00 0 9.57 0.00 1.55 0.57 0.04 88.27 02:10:00 1 12.09 0.00 1.74 0.46 0.04 85.67 02:20:07 all 3.61 0.00 0.32 0.01 0.05 96.01 02:20:07 0 2.75 0.00 0.26 0.02 0.04 96.94 02:20:07 1 4.48 0.00 0.39 0.00 0.05 95.07 02:30:00 all 3.84 0.00 0.42 0.01 0.06 95.67 02:30:00 0 4.53 0.00 0.46 0.02 0.06 94.93 02:30:00 1 3.15 0.00 0.38 0.01 0.06 96.40 02:40:00 all 2.75 0.00 0.30 0.01 0.06 96.88 02:40:00 0 3.90 0.00 0.36 0.01 0.07 95.65 02:40:00 1 1.60 0.00 0.24 0.01 0.05 98.11 02:50:01 all 10.28 0.00 0.86 0.13 0.06 88.66 02:50:01 0 11.36 0.00 0.83 0.21 0.07 87.54 02:50:01 1 9.20 0.00 0.90 0.06 0.06 89.78 Average: CPU %user %nice %system %iowait %steal %idle Average: all 3.00 0.00 0.38 0.07 0.04 96.51 Average: 0 3.06 0.00 0.38 0.09 0.04 96.44 Average: 1 2.94 0.00 0.39 0.06 0.04 96.57