---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39231 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 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 739 5126 4 2369 7202 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:8d:b0:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79228sec preferred_lft 79228sec inet6 fe80::f816:3eff:fe8d:b0da/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-39231) 07/27/26 _x86_64_ (2 CPU) 00:41:56 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:00 1.49 0.01 1.46 0.02 0.05 18.28 654.15 01:10:00 1.18 0.00 1.16 0.02 0.00 14.40 1.20 01:20:00 1.69 0.25 1.41 0.03 30.99 75.18 1.37 01:30:00 1.41 0.01 1.37 0.03 1.05 17.81 654.53 01:40:00 1.34 0.00 1.32 0.02 0.00 16.07 1.27 01:50:00 23.37 2.85 18.17 2.35 225.41 3602.05 980.79 02:00:00 1.49 0.00 1.47 0.02 0.00 24.41 0.36 02:10:00 1.38 0.00 1.38 0.00 0.00 19.63 0.03 02:20:00 15.04 0.00 1.52 13.51 0.15 139.05 106709.47 02:30:00 1.69 0.00 1.67 0.03 0.00 36.12 2.17 02:40:00 1.83 0.04 1.48 0.30 1.20 47.84 1358.09 Average: 4.72 0.29 2.95 1.48 23.53 364.62 10033.04 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:00 6287056 7537976 282360 3.47 30720 1425788 528044 5.75 442488 1187792 136 01:10:00 6294392 7545828 274504 3.38 30920 1426124 528044 5.75 442512 1188300 136 01:20:00 6238272 7517080 302820 3.72 31312 1452724 736716 8.02 457444 1206552 112 01:30:00 6247904 7527612 292236 3.59 31536 1453364 528380 5.76 452612 1207108 136 01:40:00 6260528 7540908 278932 3.43 31756 1453812 528444 5.76 453060 1207656 152 01:50:00 5160396 7383500 382648 4.71 87588 2294868 629732 6.86 589520 2059088 440 02:00:00 5128804 7354044 412060 5.07 87704 2296860 653916 7.12 605352 2061224 384 02:10:00 5151216 7377588 388516 4.78 87828 2297872 657732 7.16 609204 2062360 168 02:20:00 5113056 7376060 389816 4.79 87960 2334296 670316 7.30 616468 2098860 168 02:30:00 5047128 7315100 450288 5.54 88112 2339056 744800 8.11 641012 2103636 168 02:40:00 5294076 7414920 360092 4.43 88424 2199932 598420 6.52 584644 1964680 51824 Average: 5656621 7444601 346752 4.26 62169 1906791 618595 6.74 535847 1667932 4893 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.61 0.09 0.12 0.05 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 0.43 0.06 0.54 0.04 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 0.97 0.46 3.33 0.08 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 0.45 0.19 0.11 0.51 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 0.44 0.10 0.17 0.09 0.00 0.00 0.00 0.00 01:50:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:00 ens3 84.48 59.21 438.38 12.74 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 15.91 14.16 168.07 1.26 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 3.16 2.85 5.06 0.48 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 15.09 13.89 157.21 1.56 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 24.06 23.44 253.12 2.15 0.00 0.00 0.00 0.00 02:40:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 16.43 13.48 69.78 8.40 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 14.73 11.63 99.62 2.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39231) 07/27/26 _x86_64_ (2 CPU) 00:41:56 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:00 all 0.26 0.00 0.16 0.01 0.03 99.54 01:00:00 0 0.09 0.00 0.17 0.00 0.04 99.70 01:00:00 1 0.43 0.00 0.14 0.03 0.03 99.37 01:10:00 all 0.20 0.00 0.08 0.01 0.03 99.68 01:10:00 0 0.36 0.00 0.07 0.02 0.03 99.53 01:10:00 1 0.05 0.00 0.09 0.01 0.04 99.82 01:20:00 all 0.38 0.00 0.10 0.02 0.03 99.47 01:20:00 0 0.48 0.00 0.10 0.03 0.03 99.36 01:20:00 1 0.28 0.00 0.09 0.02 0.03 99.58 01:30:00 all 0.30 0.00 0.16 0.02 0.03 99.50 01:30:00 0 0.11 0.00 0.18 0.01 0.04 99.66 01:30:00 1 0.48 0.00 0.14 0.03 0.03 99.33 01:40:00 all 0.26 0.00 0.06 0.01 0.03 99.64 01:40:00 0 0.05 0.00 0.08 0.00 0.04 99.83 01:40:00 1 0.48 0.00 0.03 0.02 0.02 99.45 01:50:00 all 12.09 0.00 1.77 0.55 0.07 85.53 01:50:00 0 9.97 0.00 1.57 0.48 0.06 87.92 01:50:00 1 14.20 0.00 1.98 0.61 0.07 83.13 02:00:00 all 0.86 0.00 0.30 0.01 0.07 98.77 02:00:00 0 0.73 0.00 0.23 0.02 0.05 98.97 02:00:00 1 0.98 0.00 0.36 0.01 0.08 98.56 02:10:00 all 6.30 0.00 0.52 0.01 0.08 93.09 02:10:00 0 2.42 0.00 0.24 0.01 0.08 97.25 02:10:00 1 10.36 0.00 0.82 0.00 0.07 88.74 02:20:00 all 2.60 0.00 0.33 0.03 0.06 96.97 02:20:00 0 1.18 0.00 0.17 0.06 0.06 98.53 02:20:00 1 4.05 0.00 0.49 0.01 0.06 95.39 02:30:00 all 1.70 0.00 0.44 0.01 0.05 97.80 02:30:00 0 2.30 0.00 0.46 0.01 0.05 97.17 02:30:00 1 1.10 0.00 0.41 0.01 0.06 98.42 02:40:00 all 1.74 0.00 0.30 0.03 0.04 97.89 02:40:00 0 1.41 0.00 0.28 0.04 0.03 98.23 02:40:00 1 2.07 0.00 0.31 0.02 0.06 97.54 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.42 0.00 0.38 0.07 0.05 97.09 Average: 0 1.73 0.00 0.32 0.06 0.05 97.83 Average: 1 3.10 0.00 0.44 0.07 0.05 96.34