---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10213 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 748 5220 4 2262 7193 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:bf:d7:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78445sec preferred_lft 78445sec inet6 fe80::f816:3eff:febf:d7ba/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-10213) 05/02/26 _x86_64_ (2 CPU) 00:39:48 LINUX RESTART (2 CPU) 00:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:31 5.17 2.88 2.26 0.03 364.50 103.71 209.53 01:00:31 1.60 0.01 1.56 0.03 0.05 19.08 655.06 01:10:23 1.39 0.00 1.37 0.02 0.00 16.34 1.22 01:20:32 13.82 0.00 1.44 12.37 0.16 17.05 107588.34 01:30:13 2.10 0.26 1.80 0.04 31.98 79.60 901.05 01:40:01 1.36 0.01 1.34 0.02 1.07 16.19 1.16 01:50:03 1.33 0.00 1.32 0.00 0.00 15.94 0.36 02:00:30 21.84 2.88 16.82 2.14 216.84 3039.01 707.29 02:10:01 1.23 0.00 1.23 0.00 0.00 20.36 0.06 02:20:23 1.41 0.00 1.40 0.01 0.00 21.39 0.10 02:30:13 1.84 0.00 1.80 0.04 0.00 145.64 405.80 02:40:01 1.32 0.00 1.30 0.02 0.00 30.37 3.24 02:50:03 1.34 0.00 1.31 0.03 0.00 22.43 3.59 Average: 4.39 0.48 2.75 1.16 49.28 283.53 8621.94 00:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:31 6271768 7518544 301932 3.71 30500 1422156 527856 5.75 440480 1183088 132 01:00:31 6274132 7521476 298912 3.68 30712 1422496 527952 5.75 440540 1183640 136 01:10:23 6274132 7522008 298364 3.67 30920 1422816 527944 5.75 440740 1184168 136 01:20:32 6278548 7527008 293348 3.61 31124 1423200 528152 5.75 441324 1184720 152 01:30:13 6242928 7518092 301756 3.71 31532 1449124 722596 7.87 455676 1202284 200 01:40:01 6242928 7519060 300792 3.70 31720 1449888 529724 5.77 452348 1202808 132 01:50:03 6242928 7519572 300276 3.69 31900 1450212 529716 5.77 452272 1203312 220 02:00:30 5239656 7358308 413256 5.08 85292 2197616 631156 6.87 597072 1958984 192 02:10:01 5260732 7381240 390368 4.80 85420 2199336 639684 6.97 596960 1960840 188 02:20:23 5258880 7380844 390692 4.80 85600 2200612 658360 7.17 616268 1962296 160 02:30:13 5218692 7377444 393984 4.84 85776 2237100 647660 7.05 603984 1998832 132 02:40:01 5166108 7329468 441896 5.43 85944 2241480 683112 7.44 639296 2003380 284 02:50:03 5149164 7314676 456668 5.62 86116 2243432 683116 7.44 639524 2005504 296 Average: 5778507 7445211 352480 4.33 56350 1796882 602848 6.57 524345 1556450 182 00:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:31 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 00:50:31 ens3 12.97 6.46 34.33 1.70 0.00 0.00 0.00 0.00 01:00:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:31 ens3 0.51 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:10:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:23 ens3 0.43 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:20:32 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:32 ens3 0.54 0.13 0.16 0.09 0.00 0.00 0.00 0.00 01:30:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:13 ens3 0.51 0.26 3.24 0.05 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 0.49 0.20 0.11 0.63 0.00 0.00 0.00 0.00 01:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:03 ens3 0.37 0.11 0.14 0.09 0.00 0.00 0.00 0.00 02:00:30 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:00:30 ens3 72.89 52.47 396.64 11.74 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 13.81 12.50 147.04 1.10 0.00 0.00 0.00 0.00 02:20:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:23 ens3 4.61 3.40 31.93 0.53 0.00 0.00 0.00 0.00 02:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:13 ens3 15.81 14.64 159.93 1.63 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 17.40 16.84 173.00 1.76 0.00 0.00 0.00 0.00 02:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:03 ens3 14.15 13.63 139.79 1.21 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 12.10 9.42 84.20 1.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10213) 05/02/26 _x86_64_ (2 CPU) 00:39:48 LINUX RESTART (2 CPU) 00:40:03 CPU %user %nice %system %iowait %steal %idle 00:50:31 all 0.66 0.00 0.29 0.07 0.03 98.95 00:50:31 0 0.89 0.00 0.24 0.07 0.02 98.77 00:50:31 1 0.43 0.00 0.34 0.07 0.04 99.12 01:00:31 all 0.28 0.00 0.16 0.01 0.03 99.52 01:00:31 0 0.09 0.00 0.17 0.01 0.03 99.70 01:00:31 1 0.46 0.00 0.16 0.01 0.03 99.34 01:10:23 all 0.26 0.00 0.07 0.01 0.03 99.63 01:10:23 0 0.32 0.00 0.06 0.00 0.03 99.59 01:10:23 1 0.21 0.00 0.07 0.02 0.03 99.67 01:20:32 all 0.31 0.00 0.08 0.03 0.03 99.54 01:20:32 0 0.50 0.00 0.05 0.00 0.02 99.43 01:20:32 1 0.13 0.00 0.12 0.06 0.04 99.65 01:30:13 all 0.40 0.00 0.20 0.02 0.03 99.35 01:30:13 0 0.47 0.00 0.16 0.00 0.02 99.34 01:30:13 1 0.33 0.00 0.23 0.04 0.04 99.35 01:40:01 all 0.23 0.00 0.07 0.01 0.03 99.66 01:40:01 0 0.09 0.00 0.08 0.01 0.03 99.79 01:40:01 1 0.37 0.00 0.06 0.01 0.03 99.52 01:50:03 all 0.25 0.00 0.06 0.01 0.03 99.65 01:50:03 0 0.45 0.00 0.05 0.01 0.02 99.46 01:50:03 1 0.05 0.00 0.08 0.00 0.03 99.83 02:00:30 all 10.59 0.00 1.73 0.50 0.06 87.11 02:00:30 0 10.71 0.00 1.66 0.56 0.06 87.01 02:00:30 1 10.48 0.00 1.80 0.44 0.07 87.21 02:10:01 all 0.87 0.00 0.21 0.01 0.06 98.85 02:10:01 0 1.05 0.00 0.22 0.01 0.06 98.66 02:10:01 1 0.70 0.00 0.20 0.00 0.06 99.04 02:20:23 all 6.24 0.00 0.60 0.01 0.06 93.09 02:20:23 0 11.58 0.00 1.03 0.01 0.06 87.32 02:20:23 1 1.18 0.00 0.20 0.01 0.07 98.54 02:30:13 all 2.89 0.00 0.45 0.02 0.06 96.58 02:30:13 0 2.08 0.00 0.39 0.02 0.06 97.44 02:30:13 1 3.71 0.00 0.51 0.02 0.06 95.70 02:30:13 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 1.69 0.00 0.32 0.01 0.06 97.92 02:40:01 0 2.30 0.00 0.39 0.01 0.06 97.24 02:40:01 1 1.09 0.00 0.26 0.01 0.05 98.60 02:50:03 all 0.92 0.00 0.22 0.01 0.05 98.80 02:50:03 0 1.00 0.00 0.20 0.00 0.03 98.76 02:50:03 1 0.85 0.00 0.24 0.02 0.06 98.84 Average: all 2.00 0.00 0.35 0.06 0.04 97.54 Average: 0 2.45 0.00 0.37 0.06 0.04 97.09 Average: 1 1.56 0.00 0.33 0.06 0.05 98.00