---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1055 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 747 5236 4 2255 7194 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:97:47:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.69/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 75242sec preferred_lft 75242sec inet6 fe80::f816:3eff:fe97:477c/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-1055) 04/07/26 _x86_64_ (2 CPU) 17:08:06 LINUX RESTART (2 CPU) 17:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:01 1.45 0.03 1.41 0.01 1.25 16.88 0.48 17:30:21 2.02 0.32 1.67 0.03 38.80 73.50 632.44 17:40:01 1.37 0.00 1.37 0.00 0.00 15.63 0.00 17:50:01 1.29 0.00 1.29 0.00 0.00 15.18 0.00 18:00:11 13.99 0.00 1.64 12.35 0.14 20.01 107966.11 18:10:11 15.60 13.54 2.01 0.05 151.12 44.31 6.37 18:20:01 1.36 0.00 1.36 0.00 0.00 15.84 0.00 18:30:11 1.55 0.00 1.53 0.02 0.00 19.43 0.24 18:40:01 1.24 0.00 1.23 0.00 0.00 15.77 0.03 18:50:01 1.19 0.00 1.19 0.00 0.00 14.64 0.05 19:00:03 1.46 0.00 1.45 0.01 0.00 18.70 0.23 19:10:01 1.30 0.00 1.29 0.00 0.00 16.35 0.03 19:20:01 1.42 0.00 1.41 0.00 0.00 17.03 0.05 19:30:02 1.65 0.00 1.64 0.01 0.00 19.82 0.27 19:40:01 1.37 0.00 1.37 0.00 0.00 16.17 0.00 19:50:01 22.75 3.18 17.33 2.24 232.25 3138.54 594.81 20:00:03 1.61 0.00 1.59 0.02 0.00 29.47 0.82 20:10:04 1.60 0.00 1.57 0.04 0.00 26.16 362.02 Average: 4.13 0.95 2.35 0.83 23.58 196.11 6186.77 17:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:01 6305892 7552352 268152 3.30 30564 1421576 529016 5.76 443208 1183068 124 17:30:21 6259732 7535352 284564 3.50 30972 1449916 529080 5.76 456940 1200440 176 17:40:01 6264168 7540240 279680 3.44 31132 1450208 529292 5.77 456996 1200892 124 17:50:01 6261144 7537708 282212 3.47 31284 1450540 529424 5.77 457056 1201376 276 18:00:11 6264532 7541700 278192 3.42 31468 1450948 529424 5.77 457484 1201940 172 18:10:11 6201448 7535812 275000 3.38 35584 1495692 529424 5.77 458244 1250064 300 18:20:01 6201448 7536272 274532 3.38 35744 1495988 529424 5.77 458328 1250520 124 18:30:11 6200192 7535604 275176 3.38 35944 1496352 529496 5.77 458784 1251084 164 18:40:01 6196412 7532308 278436 3.42 36136 1496648 584572 6.37 464016 1251568 124 18:50:01 6196412 7532792 277980 3.42 36288 1496972 529496 5.77 458736 1252048 240 19:00:03 6195792 7532844 277892 3.42 36492 1497428 529596 5.77 459056 1252572 224 19:10:01 6199484 7537056 273600 3.36 36676 1497760 584736 6.37 464172 1253084 272 19:20:01 6198756 7536820 273864 3.37 36832 1498080 529724 5.77 459192 1253572 124 19:30:02 6190696 7529284 281372 3.46 37012 1498412 529724 5.77 459288 1254080 308 19:40:01 6190696 7529904 280748 3.45 37172 1498860 529892 5.77 459424 1254564 124 19:50:01 5246112 7416920 345656 4.25 90580 2235984 624976 6.81 584628 1999204 240 20:00:03 5231308 7405256 357236 4.39 90732 2238976 646252 7.04 597712 2002348 372 20:10:04 5221732 7398084 364492 4.48 90920 2241188 650340 7.08 601908 2004756 200 Average: 6056998 7514795 290488 3.57 43974 1606196 554105 6.04 480843 1362066 205 17:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 17:20:01 ens3 1.39 0.05 0.14 0.01 0.00 0.00 0.00 0.00 17:30:21 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 17:30:21 ens3 0.59 0.18 2.96 0.02 0.00 0.00 0.00 0.00 17:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 17:40:01 ens3 0.68 0.10 2.00 0.06 0.00 0.00 0.00 0.00 17:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 17:50:01 ens3 0.80 0.03 0.23 0.01 0.00 0.00 0.00 0.00 18:00:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 18:00:11 ens3 0.30 0.07 0.09 0.05 0.00 0.00 0.00 0.00 18:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 18:10:11 ens3 0.20 0.02 0.04 0.01 0.00 0.00 0.00 0.00 18:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 18:20:01 ens3 0.20 0.04 0.04 0.01 0.00 0.00 0.00 0.00 18:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 18:30:11 ens3 0.31 0.19 0.07 0.45 0.00 0.00 0.00 0.00 18:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 18:40:01 ens3 0.22 0.05 0.07 0.03 0.00 0.00 0.00 0.00 18:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 18:50:01 ens3 0.14 0.02 0.04 0.01 0.00 0.00 0.00 0.00 19:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 19:00:03 ens3 0.21 0.06 0.07 0.03 0.00 0.00 0.00 0.00 19:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 19:10:01 ens3 0.22 0.06 0.07 0.03 0.00 0.00 0.00 0.00 19:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 19:20:01 ens3 0.42 0.11 0.15 0.08 0.00 0.00 0.00 0.00 19:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 19:30:02 ens3 0.26 0.07 0.08 0.04 0.00 0.00 0.00 0.00 19:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 19:40:01 ens3 0.30 0.05 0.07 0.03 0.00 0.00 0.00 0.00 19:50:01 lo 1.32 1.32 0.09 0.09 0.00 0.00 0.00 0.00 19:50:01 ens3 40.21 29.72 294.75 8.01 0.00 0.00 0.00 0.00 20:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 20:00:03 ens3 9.95 8.55 1.86 3.17 0.00 0.00 0.00 0.00 20:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 20:10:04 ens3 2.43 2.09 0.42 0.51 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 3.27 2.30 16.82 0.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1055) 04/07/26 _x86_64_ (2 CPU) 17:08:06 LINUX RESTART (2 CPU) 17:10:01 CPU %user %nice %system %iowait %steal %idle 17:20:01 all 0.26 0.00 0.08 0.02 0.03 99.61 17:20:01 0 0.41 0.00 0.07 0.02 0.03 99.47 17:20:01 1 0.10 0.00 0.08 0.03 0.04 99.75 17:30:21 all 0.39 0.00 0.21 0.03 0.03 99.34 17:30:21 0 0.38 0.00 0.20 0.02 0.02 99.38 17:30:21 1 0.41 0.00 0.22 0.04 0.03 99.30 17:40:01 all 0.24 0.00 0.08 0.02 0.02 99.65 17:40:01 0 0.14 0.00 0.09 0.01 0.02 99.73 17:40:01 1 0.35 0.00 0.06 0.02 0.02 99.56 17:50:01 all 0.27 0.00 0.08 0.01 0.02 99.62 17:50:01 0 0.12 0.00 0.09 0.01 0.02 99.76 17:50:01 1 0.43 0.00 0.06 0.01 0.02 99.48 18:00:11 all 0.33 0.00 0.19 0.03 0.02 99.42 18:00:11 0 0.41 0.00 0.17 0.05 0.01 99.35 18:00:11 1 0.25 0.00 0.22 0.01 0.02 99.50 18:10:11 all 0.28 0.20 0.18 0.17 0.02 99.15 18:10:11 0 0.08 0.40 0.24 0.28 0.02 98.97 18:10:11 1 0.48 0.00 0.12 0.05 0.02 99.33 18:20:01 all 0.28 0.00 0.08 0.01 0.02 99.61 18:20:01 0 0.15 0.00 0.08 0.03 0.03 99.71 18:20:01 1 0.40 0.00 0.08 0.00 0.02 99.50 18:30:11 all 0.29 0.00 0.17 0.01 0.02 99.51 18:30:11 0 0.26 0.00 0.17 0.01 0.01 99.55 18:30:11 1 0.31 0.00 0.18 0.02 0.02 99.47 18:40:01 all 0.26 0.00 0.09 0.01 0.02 99.63 18:40:01 0 0.09 0.00 0.10 0.01 0.02 99.78 18:40:01 1 0.42 0.00 0.08 0.01 0.01 99.47 18:50:01 all 0.22 0.00 0.08 0.01 0.02 99.67 18:50:01 0 0.30 0.00 0.07 0.01 0.01 99.60 18:50:01 1 0.14 0.00 0.10 0.00 0.02 99.74 19:00:03 all 0.25 0.00 0.16 0.01 0.02 99.55 19:00:03 0 0.07 0.00 0.18 0.02 0.03 99.71 19:00:03 1 0.44 0.00 0.15 0.00 0.02 99.39 19:00:03 CPU %user %nice %system %iowait %steal %idle 19:10:01 all 0.26 0.00 0.07 0.01 0.02 99.63 19:10:01 0 0.05 0.00 0.09 0.02 0.03 99.81 19:10:01 1 0.48 0.00 0.05 0.01 0.02 99.44 19:20:01 all 0.24 0.00 0.07 0.01 0.02 99.66 19:20:01 0 0.05 0.00 0.09 0.01 0.03 99.81 19:20:01 1 0.42 0.00 0.05 0.00 0.02 99.52 19:30:02 all 0.25 0.00 0.16 0.01 0.02 99.56 19:30:02 0 0.16 0.00 0.18 0.01 0.02 99.63 19:30:02 1 0.34 0.00 0.15 0.01 0.02 99.48 19:40:01 all 0.22 0.00 0.07 0.01 0.02 99.68 19:40:01 0 0.39 0.00 0.04 0.02 0.02 99.53 19:40:01 1 0.04 0.00 0.09 0.00 0.03 99.83 19:50:01 all 10.67 0.00 1.61 0.57 0.05 87.11 19:50:01 0 12.89 0.00 1.77 0.65 0.05 84.64 19:50:01 1 8.44 0.00 1.44 0.48 0.04 89.58 20:00:03 all 1.24 0.00 0.25 0.01 0.06 98.44 20:00:03 0 1.67 0.00 0.26 0.02 0.06 97.99 20:00:03 1 0.81 0.00 0.24 0.00 0.05 98.89 20:10:04 all 1.01 0.00 0.29 0.01 0.06 98.64 20:10:04 0 1.36 0.00 0.42 0.01 0.07 98.14 20:10:04 1 0.65 0.00 0.15 0.02 0.05 99.13 Average: all 0.94 0.01 0.22 0.05 0.03 98.75 Average: 0 1.05 0.02 0.24 0.07 0.03 98.59 Average: 1 0.83 0.00 0.20 0.04 0.03 98.91