---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3682 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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: 5600.00 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 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 5177 4 2275 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:3c:f4:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80410sec preferred_lft 80410sec inet6 fe80::f816:3eff:fe3c:f42b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3682) 08/09/26 _x86_64_ (2 CPU) 01:46:13 LINUX RESTART (2 CPU) 01:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.67 0.03 1.63 0.02 1.24 19.79 644.03 02:10:03 1.32 0.01 1.31 0.00 0.05 15.62 2.30 02:20:03 2.24 0.71 1.51 0.01 95.19 74.94 58.49 02:30:01 1.53 0.00 1.52 0.01 0.00 17.94 415.13 02:40:02 1.34 0.00 1.34 0.00 0.00 16.06 0.00 02:50:03 12.03 1.40 9.87 0.76 104.30 1521.18 335.87 03:00:01 16.73 1.42 13.67 1.64 120.02 2123.81 939.69 03:10:03 1.37 0.00 1.36 0.02 0.00 16.65 1.75 03:20:02 15.71 0.00 1.48 14.23 0.15 17.62 106650.67 Average: 5.99 0.40 3.74 1.85 35.63 424.25 12092.81 01:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6288224 7538212 282820 3.48 31024 1424868 531492 5.79 442796 1188204 240 02:10:03 6287552 7538044 282972 3.48 31196 1425196 531476 5.79 443004 1188704 176 02:20:03 6231972 7512040 308304 3.79 31640 1453932 531680 5.79 453828 1207256 184 02:30:01 6234032 7514604 305764 3.76 31804 1454260 531680 5.79 453760 1207748 124 02:40:02 6234032 7515228 305096 3.75 31964 1454724 532324 5.80 458092 1208240 192 02:50:03 5449664 7334892 447736 5.51 68636 1989856 662200 7.21 622864 1765056 221556 03:00:01 5172000 7380348 386816 4.76 86976 2281516 636120 6.93 602904 2044544 260 03:10:03 5163688 7372528 394436 4.85 87132 2281876 675500 7.36 608912 2045056 256 03:20:02 5170272 7379680 387388 4.76 87312 2282268 636316 6.93 603120 2045604 216 Average: 5803493 7453953 344592 4.24 54187 1783166 585421 6.38 521031 1544490 24800 01:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.73 0.07 0.11 0.04 0.00 0.00 0.00 0.00 02:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:03 ens3 0.56 0.04 3.50 0.01 0.00 0.00 0.00 0.00 02:20:03 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 0.82 0.46 3.30 0.06 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.63 0.04 1.02 0.01 0.00 0.00 0.00 0.00 02:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 6.16 3.69 4.10 3.36 0.00 0.00 0.00 0.00 02:50:03 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 02:50:03 ens3 30.30 21.46 206.08 9.53 0.00 0.00 0.00 0.00 03:00:01 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 03:00:01 ens3 34.41 22.65 111.89 5.91 0.00 0.00 0.00 0.00 03:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:03 ens3 2.78 0.29 0.45 0.13 0.00 0.00 0.00 0.00 03:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:02 ens3 0.74 0.23 0.14 0.07 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 8.56 5.43 36.72 2.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3682) 08/09/26 _x86_64_ (2 CPU) 01:46:13 LINUX RESTART (2 CPU) 01:50:03 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.27 0.00 0.16 0.01 0.04 99.53 02:00:01 0 0.45 0.00 0.13 0.00 0.03 99.40 02:00:01 1 0.09 0.00 0.19 0.02 0.05 99.66 02:10:03 all 0.25 0.00 0.07 0.01 0.03 99.63 02:10:03 0 0.07 0.00 0.08 0.01 0.04 99.79 02:10:03 1 0.43 0.00 0.06 0.00 0.03 99.47 02:20:03 all 0.38 0.00 0.11 0.03 0.04 99.44 02:20:03 0 0.47 0.00 0.08 0.02 0.04 99.40 02:20:03 1 0.30 0.00 0.14 0.03 0.04 99.49 02:30:01 all 0.28 0.00 0.16 0.01 0.03 99.51 02:30:01 0 0.49 0.00 0.13 0.01 0.02 99.35 02:30:01 1 0.08 0.00 0.19 0.01 0.04 99.68 02:40:02 all 0.41 0.00 0.10 0.01 0.03 99.46 02:40:02 0 0.36 0.00 0.09 0.00 0.03 99.52 02:40:02 1 0.46 0.00 0.10 0.02 0.03 99.39 02:50:03 all 5.56 0.00 0.87 3.27 0.04 90.25 02:50:03 0 7.29 0.00 1.02 5.77 0.05 85.87 02:50:03 1 3.83 0.00 0.73 0.78 0.04 94.63 03:00:01 all 7.13 0.00 1.25 1.19 0.06 90.38 03:00:01 0 8.26 0.00 1.24 1.85 0.05 88.60 03:00:01 1 5.99 0.00 1.26 0.53 0.06 92.16 03:10:03 all 0.47 0.00 0.19 0.03 0.05 99.26 03:10:03 0 0.54 0.00 0.13 0.05 0.04 99.24 03:10:03 1 0.40 0.00 0.24 0.01 0.07 99.28 03:20:02 all 0.43 0.00 0.17 0.05 0.05 99.31 03:20:02 0 0.37 0.00 0.19 0.08 0.06 99.30 03:20:02 1 0.48 0.00 0.15 0.01 0.05 99.32 Average: all 1.68 0.00 0.34 0.51 0.04 97.42 Average: 0 2.03 0.00 0.34 0.87 0.04 96.72 Average: 1 1.34 0.00 0.34 0.16 0.04 98.12