---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33239 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 781 5103 4 2348 7160 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:77:df:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79256sec preferred_lft 79256sec inet6 fe80::f816:3eff:fe77:df32/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33239) 07/06/26 _x86_64_ (2 CPU) 00:42:36 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:08 1.72 0.01 1.67 0.03 1.09 20.54 647.18 01:10:01 1.48 0.00 1.45 0.02 0.00 17.53 221.54 01:20:01 1.37 0.00 1.36 0.02 0.01 16.02 1.09 01:30:08 1.65 0.00 1.61 0.03 0.00 19.77 647.52 01:40:01 1.33 0.00 1.31 0.02 0.00 15.77 1.11 01:50:01 23.06 3.02 17.75 2.30 227.75 3459.68 999.70 02:00:08 14.96 0.00 1.63 13.32 0.14 26.35 105237.23 02:10:01 1.44 0.02 1.42 0.00 0.61 20.45 0.07 02:20:01 1.40 0.00 1.40 0.00 0.00 137.33 395.91 02:30:08 1.63 0.00 1.60 0.03 0.00 34.59 0.96 02:40:01 2.10 0.04 1.73 0.33 1.09 62.77 1421.28 Average: 4.75 0.28 2.99 1.48 20.98 348.29 10075.36 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:08 6270940 7545112 274504 3.38 30904 1448568 530700 5.78 453772 1201044 204 01:10:01 6278040 7552796 266800 3.28 31144 1448896 530904 5.78 453956 1201620 156 01:20:01 6271796 7547104 272460 3.35 31360 1449228 530940 5.78 451220 1202164 224 01:30:08 6267780 7543660 275876 3.39 31580 1449556 530940 5.78 451344 1202716 168 01:40:01 6267780 7544324 275204 3.38 31788 1450008 531132 5.79 451768 1203248 164 01:50:01 5150720 7352044 414704 5.10 86836 2274644 658496 7.17 621064 2037372 288 02:00:08 5145568 7349052 417664 5.14 86992 2276644 668692 7.28 621640 2039500 284 02:10:01 5143848 7348912 417804 5.14 87124 2278100 685780 7.47 641200 2040968 280 02:20:01 4987464 7229516 537096 6.60 87252 2314852 675788 7.36 630024 2077848 888 02:30:08 5057536 7304032 462476 5.69 87420 2319064 709708 7.73 664496 2082096 248 02:40:01 5277616 7378072 397700 4.89 87788 2181052 645576 7.03 634440 1944276 48324 Average: 5647190 7426784 364753 4.49 61835 1899147 608969 6.63 552266 1657532 4657 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:08 ens3 0.68 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.35 0.05 0.07 0.03 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 0.62 0.09 1.19 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 0.30 0.05 0.06 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.55 0.22 0.14 0.54 0.00 0.00 0.00 0.00 01:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 78.81 56.72 428.78 12.37 0.00 0.00 0.00 0.00 02:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:08 ens3 13.90 12.11 138.51 1.10 0.00 0.00 0.00 0.00 02:10:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 3.82 3.20 33.38 0.53 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 17.31 16.45 185.57 1.71 0.00 0.00 0.00 0.00 02:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:08 ens3 21.88 20.70 222.28 1.96 0.00 0.00 0.00 0.00 02:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 16.33 13.73 70.57 8.59 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 14.07 11.23 98.52 2.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33239) 07/06/26 _x86_64_ (2 CPU) 00:42:36 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:08 all 0.29 0.00 0.17 0.01 0.03 99.50 01:00:08 0 0.51 0.00 0.15 0.01 0.02 99.31 01:00:08 1 0.08 0.00 0.18 0.02 0.03 99.69 01:10:01 all 0.24 0.00 0.08 0.01 0.03 99.64 01:10:01 0 0.07 0.00 0.08 0.00 0.02 99.82 01:10:01 1 0.42 0.00 0.09 0.02 0.03 99.45 01:20:01 all 0.28 0.00 0.08 0.01 0.03 99.61 01:20:01 0 0.12 0.00 0.09 0.01 0.03 99.75 01:20:01 1 0.43 0.00 0.07 0.01 0.02 99.47 01:30:08 all 0.25 0.00 0.16 0.01 0.02 99.55 01:30:08 0 0.36 0.00 0.14 0.01 0.02 99.47 01:30:08 1 0.14 0.00 0.19 0.01 0.03 99.63 01:40:01 all 0.28 0.00 0.07 0.01 0.02 99.61 01:40:01 0 0.50 0.00 0.04 0.02 0.02 99.42 01:40:01 1 0.07 0.00 0.09 0.00 0.03 99.81 01:50:01 all 12.19 0.00 1.79 0.52 0.06 85.44 01:50:01 0 12.78 0.00 1.78 0.50 0.05 84.89 01:50:01 1 11.60 0.00 1.80 0.54 0.06 86.00 02:00:08 all 0.89 0.00 0.32 0.03 0.05 98.71 02:00:08 0 0.91 0.00 0.33 0.04 0.05 98.67 02:00:08 1 0.88 0.00 0.31 0.02 0.04 98.75 02:10:01 all 8.16 0.00 0.62 0.01 0.06 91.16 02:10:01 0 4.16 0.00 0.42 0.01 0.06 95.36 02:10:01 1 12.05 0.00 0.81 0.01 0.07 87.06 02:20:01 all 2.48 0.00 0.32 0.02 0.05 97.13 02:20:01 0 3.12 0.00 0.43 0.03 0.06 96.35 02:20:01 1 1.84 0.00 0.21 0.01 0.04 97.90 02:30:08 all 1.67 0.00 0.42 0.01 0.04 97.86 02:30:08 0 2.48 0.00 0.52 0.01 0.05 96.94 02:30:08 1 0.86 0.00 0.32 0.01 0.03 98.78 02:40:01 all 1.86 0.00 0.30 0.02 0.05 97.77 02:40:01 0 2.47 0.00 0.38 0.01 0.06 97.08 02:40:01 1 1.25 0.00 0.23 0.03 0.03 98.46 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.59 0.00 0.39 0.06 0.04 96.92 Average: 0 2.49 0.00 0.40 0.06 0.04 97.01 Average: 1 2.68 0.00 0.39 0.06 0.04 96.83