---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6532 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 765 5171 4 2298 7176 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:d5:94:a6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.18/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 71756sec preferred_lft 71756sec inet6 fe80::f816:3eff:fed5:94a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6532) 09/10/26 _x86_64_ (2 CPU) 01:04:55 LINUX RESTART (2 CPU) 01:10:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:35 1.43 0.03 1.39 0.00 1.31 17.18 11.53 01:30:38 1.55 0.00 1.52 0.03 0.00 18.59 481.54 01:40:28 1.35 0.00 1.33 0.02 0.00 16.08 52.47 01:50:01 1.33 0.00 1.32 0.02 0.00 15.87 60.03 02:00:28 1.64 0.00 1.61 0.03 0.00 19.45 667.22 02:10:38 2.04 0.32 1.69 0.02 42.78 105.13 17.15 02:20:01 1.39 0.00 1.39 0.00 0.00 16.36 0.00 02:30:38 1.58 0.00 1.57 0.01 0.00 19.00 401.97 02:40:28 1.34 0.00 1.34 0.00 0.00 15.99 0.00 02:50:01 1.39 0.00 1.39 0.00 0.00 16.58 0.00 03:00:38 1.52 0.00 1.51 0.01 0.00 18.32 401.59 03:10:38 1.42 0.00 1.42 0.00 0.00 17.51 0.00 03:20:01 1.37 0.00 1.37 0.00 0.00 16.85 0.00 03:30:38 1.70 0.02 1.67 0.01 2.02 20.93 401.88 03:40:28 1.41 0.00 1.41 0.00 0.00 17.21 0.00 03:50:01 1.38 0.00 1.38 0.00 0.00 16.83 0.00 04:00:38 1.52 0.00 1.51 0.01 0.00 19.27 402.09 04:10:38 1.35 0.00 1.35 0.00 0.00 16.71 0.00 04:20:01 1.38 0.00 1.38 0.00 0.00 17.24 0.00 04:30:38 1.56 0.00 1.55 0.01 0.00 19.69 602.49 04:40:38 1.38 0.00 1.38 0.00 0.00 16.97 0.00 04:50:01 1.36 0.00 1.36 0.00 0.00 16.57 0.00 05:00:28 1.55 0.00 1.54 0.01 0.00 19.57 612.47 Average: 1.48 0.02 1.46 0.01 2.04 21.59 187.27 01:10:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:35 6282440 7530292 289940 3.57 30672 1423800 537612 5.86 456068 1184032 176 01:30:38 6276432 7524820 295380 3.63 30884 1424120 537604 5.86 456140 1184552 148 01:40:28 6291724 7540652 279552 3.44 31072 1424460 537604 5.86 456276 1185088 212 01:50:01 6290016 7539460 280740 3.45 31260 1424780 537800 5.86 456292 1185596 288 02:00:28 6288112 7538248 281908 3.47 31476 1425236 537928 5.86 450696 1186144 180 02:10:38 6213972 7504028 315332 3.88 32116 1464028 739300 8.05 468944 1215492 124 02:20:01 6221028 7511584 307752 3.78 32284 1464352 739432 8.05 468892 1215980 288 02:30:38 6217744 7508892 310248 3.81 32496 1464680 739432 8.05 469048 1216524 124 02:40:28 6225584 7517216 301952 3.71 32648 1465008 739432 8.05 469124 1217004 188 02:50:01 6225584 7517812 301348 3.71 32812 1465464 739496 8.05 469192 1217464 168 03:00:38 6222812 7515572 303600 3.73 32980 1465792 739520 8.05 469388 1217992 124 03:10:38 6228136 7521404 297744 3.66 33156 1466120 739520 8.05 469408 1218496 124 03:20:01 6235696 7529416 289688 3.56 33300 1466456 739676 8.06 469276 1218940 364 03:30:38 6223336 7518396 300676 3.70 33484 1467544 739804 8.06 470216 1219560 124 03:40:28 6222832 7518380 300692 3.70 33644 1467868 739804 8.06 470224 1220044 176 03:50:01 6224624 7520672 298388 3.67 33804 1468204 739804 8.06 470140 1220532 344 04:00:38 6230924 7527476 291592 3.59 33972 1468528 739804 8.06 470316 1221032 124 04:10:38 6230672 7527716 291348 3.58 34132 1468852 739804 8.06 470200 1221516 172 04:20:01 6232680 7530332 288704 3.55 34284 1469308 739936 8.06 470384 1221988 308 04:30:38 6220896 7519104 299900 3.69 34488 1469636 739936 8.06 470452 1222528 152 04:40:38 6230736 7529436 289556 3.56 34656 1469964 739936 8.06 470352 1223016 132 04:50:01 6230736 7529920 289080 3.55 34800 1470288 739968 8.06 470372 1223492 312 05:00:28 6224932 7524632 294356 3.62 34980 1470616 739976 8.06 470512 1224000 252 Average: 6238767 7523716 295629 3.64 33017 1458048 695788 7.58 466605 1212218 200 01:10:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:35 ens3 1.06 0.08 0.14 0.06 0.00 0.00 0.00 0.00 01:30:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:38 ens3 0.48 0.08 0.10 0.05 0.00 0.00 0.00 0.00 01:40:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:28 ens3 0.51 0.07 0.08 0.04 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.32 0.06 0.07 0.04 0.00 0.00 0.00 0.00 02:00:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:28 ens3 0.41 0.24 0.08 0.54 0.00 0.00 0.00 0.00 02:10:38 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:10:38 ens3 0.52 0.31 3.25 0.03 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 0.21 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:30:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:38 ens3 0.32 0.07 0.09 0.04 0.00 0.00 0.00 0.00 02:40:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:28 ens3 0.26 0.06 0.06 0.03 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.44 0.07 0.09 0.05 0.00 0.00 0.00 0.00 03:00:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:38 ens3 0.31 0.07 0.09 0.06 0.00 0.00 0.00 0.00 03:10:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:38 ens3 0.21 0.03 0.03 0.01 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 0.16 0.02 0.01 0.01 0.00 0.00 0.00 0.00 03:30:38 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:30:38 ens3 0.38 0.10 0.12 0.06 0.00 0.00 0.00 0.00 03:40:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:28 ens3 0.18 0.04 0.02 0.01 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 0.18 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:00:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:38 ens3 0.23 0.06 0.05 0.04 0.00 0.00 0.00 0.00 04:10:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:38 ens3 0.17 0.03 0.02 0.01 0.00 0.00 0.00 0.00 04:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:01 ens3 0.18 0.02 0.05 0.01 0.00 0.00 0.00 0.00 04:30:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:38 ens3 0.18 0.03 0.03 0.02 0.00 0.00 0.00 0.00 04:40:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:40:38 ens3 0.30 0.05 0.08 0.03 0.00 0.00 0.00 0.00 04:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:01 ens3 0.27 0.05 0.07 0.05 0.00 0.00 0.00 0.00 05:00:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:28 ens3 0.60 0.14 0.18 0.10 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.34 0.08 0.21 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6532) 09/10/26 _x86_64_ (2 CPU) 01:04:55 LINUX RESTART (2 CPU) 01:10:38 CPU %user %nice %system %iowait %steal %idle 01:20:35 all 0.26 0.00 0.09 0.01 0.00 99.64 01:20:35 0 0.45 0.00 0.06 0.00 0.00 99.49 01:20:35 1 0.07 0.00 0.11 0.03 0.01 99.79 01:30:38 all 0.31 0.00 0.16 0.01 0.00 99.51 01:30:38 0 0.41 0.00 0.16 0.00 0.00 99.43 01:30:38 1 0.20 0.00 0.17 0.03 0.00 99.60 01:40:28 all 0.26 0.00 0.08 0.01 0.00 99.65 01:40:28 0 0.30 0.00 0.07 0.00 0.00 99.63 01:40:28 1 0.22 0.00 0.08 0.02 0.01 99.67 01:50:01 all 0.26 0.00 0.08 0.01 0.00 99.64 01:50:01 0 0.06 0.00 0.10 0.01 0.00 99.83 01:50:01 1 0.46 0.00 0.06 0.02 0.00 99.46 02:00:28 all 0.28 0.00 0.15 0.01 0.00 99.55 02:00:28 0 0.10 0.00 0.19 0.02 0.00 99.69 02:00:28 1 0.47 0.00 0.12 0.01 0.00 99.41 02:10:38 all 0.39 0.00 0.11 0.03 0.00 99.47 02:10:38 0 0.39 0.00 0.08 0.03 0.00 99.50 02:10:38 1 0.39 0.00 0.14 0.03 0.01 99.44 02:20:01 all 0.25 0.00 0.08 0.06 0.01 99.60 02:20:01 0 0.45 0.00 0.06 0.00 0.00 99.48 02:20:01 1 0.05 0.00 0.10 0.12 0.01 99.72 02:30:38 all 0.26 0.00 0.16 0.02 0.00 99.55 02:30:38 0 0.23 0.00 0.17 0.00 0.00 99.60 02:30:38 1 0.29 0.00 0.16 0.04 0.00 99.50 02:40:28 all 0.24 0.00 0.09 0.02 0.00 99.65 02:40:28 0 0.05 0.00 0.11 0.00 0.00 99.84 02:40:28 1 0.44 0.00 0.07 0.03 0.00 99.46 02:50:01 all 0.24 0.00 0.10 0.02 0.01 99.64 02:50:01 0 0.08 0.00 0.12 0.01 0.01 99.79 02:50:01 1 0.40 0.00 0.08 0.03 0.00 99.49 03:00:38 all 0.31 0.00 0.18 0.01 0.01 99.49 03:00:38 0 0.44 0.00 0.14 0.00 0.00 99.42 03:00:38 1 0.18 0.00 0.21 0.03 0.01 99.57 03:00:38 CPU %user %nice %system %iowait %steal %idle 03:10:38 all 0.25 0.00 0.08 0.01 0.00 99.66 03:10:38 0 0.04 0.00 0.10 0.00 0.01 99.86 03:10:38 1 0.45 0.00 0.07 0.02 0.00 99.46 03:20:01 all 0.24 0.00 0.09 0.01 0.00 99.65 03:20:01 0 0.03 0.00 0.09 0.01 0.00 99.86 03:20:01 1 0.45 0.00 0.09 0.01 0.00 99.44 03:30:38 all 0.30 0.00 0.17 0.01 0.00 99.52 03:30:38 0 0.08 0.00 0.21 0.02 0.00 99.69 03:30:38 1 0.52 0.00 0.13 0.00 0.00 99.35 03:40:28 all 0.25 0.00 0.08 0.01 0.00 99.65 03:40:28 0 0.04 0.00 0.11 0.02 0.00 99.83 03:40:28 1 0.45 0.00 0.06 0.01 0.00 99.48 03:50:01 all 0.26 0.00 0.09 0.01 0.00 99.64 03:50:01 0 0.04 0.00 0.11 0.02 0.01 99.83 03:50:01 1 0.47 0.00 0.06 0.01 0.00 99.46 04:00:38 all 0.26 0.00 0.15 0.01 0.00 99.57 04:00:38 0 0.06 0.00 0.18 0.02 0.00 99.74 04:00:38 1 0.47 0.00 0.13 0.01 0.00 99.40 04:10:38 all 0.27 0.00 0.06 0.01 0.00 99.65 04:10:38 0 0.04 0.00 0.08 0.01 0.00 99.87 04:10:38 1 0.51 0.00 0.04 0.02 0.00 99.43 04:20:01 all 0.26 0.00 0.07 0.01 0.00 99.66 04:20:01 0 0.04 0.00 0.09 0.01 0.00 99.85 04:20:01 1 0.47 0.00 0.05 0.02 0.00 99.46 04:30:38 all 0.28 0.00 0.16 0.01 0.00 99.54 04:30:38 0 0.30 0.00 0.16 0.01 0.00 99.53 04:30:38 1 0.25 0.00 0.17 0.02 0.00 99.55 04:40:38 all 0.20 0.00 0.07 0.01 0.00 99.71 04:40:38 0 0.37 0.00 0.05 0.00 0.00 99.58 04:40:38 1 0.04 0.00 0.09 0.03 0.00 99.84 04:50:01 all 0.24 0.00 0.07 0.01 0.00 99.67 04:50:01 0 0.43 0.00 0.06 0.00 0.00 99.50 04:50:01 1 0.05 0.00 0.08 0.02 0.00 99.84 04:50:01 CPU %user %nice %system %iowait %steal %idle 05:00:28 all 0.26 0.00 0.16 0.01 0.01 99.56 05:00:28 0 0.35 0.00 0.14 0.00 0.00 99.49 05:00:28 1 0.16 0.00 0.17 0.03 0.01 99.63 Average: all 0.27 0.00 0.11 0.02 0.00 99.60 Average: 0 0.21 0.00 0.12 0.01 0.00 99.66 Average: 1 0.33 0.00 0.11 0.02 0.00 99.54