---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6987 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 782 5104 4 2357 7159 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:20:e4:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80278sec preferred_lft 80278sec inet6 fe80::f816:3eff:fe20:e481/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6987) 09/11/26 _x86_64_ (2 CPU) 01:05:05 LINUX RESTART (2 CPU) 01:10:39 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:13 16.40 14.17 2.16 0.06 159.14 47.34 6.69 01:30:29 1.67 0.02 1.61 0.03 2.09 19.58 1.04 01:40:19 1.32 0.00 1.31 0.01 0.00 15.65 0.49 01:50:39 1.29 0.00 1.29 0.00 0.00 15.28 0.00 02:00:09 1.64 0.00 1.62 0.02 0.00 19.05 0.24 02:10:39 14.69 0.31 1.74 12.63 41.17 102.11 103856.41 02:20:01 1.37 0.00 1.37 0.00 0.00 15.69 0.00 02:30:39 1.58 0.00 1.57 0.01 0.00 18.65 398.25 02:40:09 31.36 2.96 25.58 2.82 233.25 4420.76 3479.43 Average: 7.79 1.87 4.13 1.80 46.84 497.90 12602.01 01:10:39 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:13 6224936 7529528 281588 3.46 34560 1468376 538192 5.86 451352 1231636 132 01:30:29 6214536 7520380 290608 3.57 34788 1469348 538260 5.86 451972 1232276 216 01:40:19 6214376 7520732 290288 3.57 34972 1469676 538424 5.86 452036 1232788 180 01:50:39 6214188 7521040 289972 3.57 35140 1469996 538424 5.86 452036 1233276 148 02:00:09 6213800 7521300 289580 3.56 35320 1470448 538584 5.87 452436 1233780 176 02:10:39 6152580 7499964 310068 3.81 35828 1509320 740264 8.06 470740 1263040 156 02:20:01 6151068 7498892 311128 3.83 35980 1509600 740256 8.06 470684 1263472 248 02:30:39 6157944 7506388 303460 3.73 36184 1509972 740264 8.06 470868 1264052 128 02:40:09 5156584 7439544 316896 3.90 91356 2343676 769392 8.38 555648 2108004 7116 Average: 6077779 7506419 298176 3.67 41570 1580046 631340 6.88 469752 1340258 944 01:10:39 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:13 ens3 0.78 0.08 0.11 0.05 0.00 0.00 0.00 0.00 01:30:29 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:30:29 ens3 0.85 0.11 6.98 0.05 0.00 0.00 0.00 0.00 01:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:19 ens3 0.41 0.08 0.10 0.05 0.00 0.00 0.00 0.00 01:50:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:39 ens3 0.42 0.07 0.09 0.04 0.00 0.00 0.00 0.00 02:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:09 ens3 0.39 0.24 0.06 0.71 0.00 0.00 0.00 0.00 02:10:39 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:10:39 ens3 0.51 0.28 3.17 0.04 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 0.02 0.04 0.01 0.00 0.00 0.00 0.00 02:30:39 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:39 ens3 0.25 0.05 0.06 0.04 0.00 0.00 0.00 0.00 02:40:09 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 02:40:09 ens3 101.94 74.55 343.72 16.53 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 11.25 8.02 37.71 1.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6987) 09/11/26 _x86_64_ (2 CPU) 01:05:05 LINUX RESTART (2 CPU) 01:10:39 CPU %user %nice %system %iowait %steal %idle 01:20:13 all 0.31 0.19 0.18 0.23 0.01 99.08 01:20:13 0 0.21 0.07 0.13 0.12 0.01 99.46 01:20:13 1 0.40 0.31 0.23 0.34 0.01 98.71 01:30:29 all 0.34 0.00 0.19 0.01 0.01 99.45 01:30:29 0 0.13 0.00 0.21 0.01 0.01 99.64 01:30:29 1 0.55 0.00 0.17 0.01 0.01 99.26 01:40:19 all 0.28 0.00 0.09 0.01 0.01 99.60 01:40:19 0 0.17 0.00 0.09 0.01 0.01 99.72 01:40:19 1 0.40 0.00 0.10 0.01 0.01 99.48 01:50:39 all 0.28 0.00 0.09 0.01 0.01 99.61 01:50:39 0 0.08 0.00 0.11 0.00 0.01 99.80 01:50:39 1 0.48 0.00 0.07 0.02 0.01 99.43 02:00:09 all 0.22 0.00 0.14 0.01 0.00 99.62 02:00:09 0 0.33 0.00 0.14 0.02 0.01 99.51 02:00:09 1 0.11 0.00 0.14 0.01 0.00 99.74 02:10:39 all 0.40 0.00 0.13 0.06 0.00 99.41 02:10:39 0 0.68 0.00 0.13 0.09 0.00 99.10 02:10:39 1 0.12 0.00 0.12 0.02 0.01 99.73 02:20:01 all 0.25 0.00 0.07 0.10 0.01 99.57 02:20:01 0 0.44 0.00 0.04 0.16 0.01 99.35 02:20:01 1 0.06 0.00 0.10 0.04 0.01 99.79 02:30:39 all 0.24 0.00 0.18 0.22 0.01 99.35 02:30:39 0 0.40 0.00 0.15 0.13 0.01 99.31 02:30:39 1 0.08 0.00 0.20 0.32 0.01 99.39 02:40:09 all 14.87 0.00 2.56 19.17 0.06 63.35 02:40:09 0 15.84 0.00 2.60 19.86 0.05 61.64 02:40:09 1 13.89 0.00 2.52 18.47 0.06 65.05 Average: all 1.84 0.02 0.39 2.11 0.01 95.63 Average: 0 1.96 0.01 0.39 2.17 0.01 95.46 Average: 1 1.72 0.03 0.39 2.05 0.01 95.79