---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27509 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: 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 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 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 781 5031 4 2430 7160 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:3d:9c:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.154/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5054sec preferred_lft 5054sec inet6 fe80::f816:3eff:fe3d:9c8b/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-27509) 06/16/26 _x86_64_ (2 CPU) 00:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:05 1.63 0.02 1.60 0.02 0.81 19.55 0.20 00:20:05 1.66 0.11 1.52 0.03 3.05 22.28 526.40 00:30:05 1.59 0.00 1.57 0.02 0.00 18.13 0.23 00:40:05 24.62 2.98 19.37 2.27 225.23 3435.42 1709.65 00:50:05 1.64 0.00 1.63 0.01 0.00 24.01 0.51 01:00:05 1.84 0.00 1.82 0.02 0.00 25.92 0.65 01:10:05 1.64 0.00 1.63 0.01 0.00 133.80 389.41 01:20:05 1.54 0.00 1.53 0.01 0.00 32.11 0.84 01:30:05 1.74 0.00 1.71 0.04 0.00 28.01 1.61 Average: 4.21 0.35 3.60 0.27 25.46 415.49 292.17 00:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:05 6111396 7507532 301476 3.71 54188 1537904 546020 5.95 473960 1309316 336 00:20:05 6153416 7511152 297756 3.66 54324 1499304 543228 5.92 472468 1270636 216 00:30:05 6152912 7511100 297796 3.66 54432 1499636 543392 5.92 472500 1271072 216 00:40:05 5125516 7398668 358096 4.40 105208 2319368 642760 7.00 603536 2096604 216 00:50:05 5074240 7349488 407296 5.01 105344 2321396 652820 7.11 605508 2098768 524 01:00:05 5072036 7349040 407764 5.01 105432 2323072 672628 7.33 625596 2100404 236 01:10:05 5028396 7340424 416292 5.12 105556 2357880 674664 7.35 626220 2135336 212 01:20:05 5038804 7355716 400920 4.93 105680 2362580 662672 7.22 614788 2140156 328 01:30:05 5034036 7354460 402056 4.94 105796 2365944 666784 7.26 618028 2143616 1068 Average: 5421195 7408620 365495 4.49 88440 2065232 622774 6.78 568067 1840656 372 00:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:05 ens3 0.21 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:05 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:05 ens3 0.14 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:05 ens3 0.51 0.14 0.18 0.10 0.00 0.00 0.00 0.00 00:40:05 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:05 ens3 68.05 48.44 315.23 12.35 0.00 0.00 0.00 0.00 00:50:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:05 ens3 22.80 19.41 251.83 2.01 0.00 0.00 0.00 0.00 01:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:05 ens3 6.33 5.76 33.25 0.72 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 12.86 11.91 156.65 1.17 0.00 0.00 0.00 0.00 01:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:05 ens3 9.69 8.54 30.26 1.41 0.00 0.00 0.00 0.00 01:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:05 ens3 6.29 5.87 1.66 1.38 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 14.10 11.13 87.69 2.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27509) 06/16/26 _x86_64_ (2 CPU) 00:00:05 CPU %user %nice %system %iowait %steal %idle 00:10:05 all 0.24 0.00 0.09 0.01 0.03 99.63 00:10:05 0 0.44 0.00 0.07 0.00 0.02 99.47 00:10:05 1 0.04 0.00 0.11 0.02 0.05 99.78 00:20:05 all 0.66 0.00 0.21 0.01 0.03 99.08 00:20:05 0 0.60 0.00 0.23 0.01 0.04 99.13 00:20:05 1 0.72 0.00 0.19 0.02 0.03 99.04 00:30:05 all 0.27 0.00 0.16 0.07 0.03 99.47 00:30:05 0 0.11 0.00 0.17 0.06 0.03 99.62 00:30:05 1 0.43 0.00 0.15 0.09 0.02 99.32 00:40:05 all 12.15 0.00 1.75 0.70 0.05 85.35 00:40:05 0 10.53 0.00 1.58 0.64 0.05 87.20 00:40:05 1 13.76 0.00 1.91 0.75 0.06 83.51 00:50:05 all 1.00 0.00 0.27 0.02 0.06 98.65 00:50:05 0 1.18 0.00 0.29 0.02 0.06 98.45 00:50:05 1 0.83 0.00 0.24 0.02 0.06 98.85 01:00:05 all 3.91 0.00 0.57 0.03 0.06 95.44 01:00:05 0 3.31 0.00 0.54 0.04 0.05 96.06 01:00:05 1 4.51 0.00 0.60 0.01 0.06 94.82 01:10:05 all 4.97 0.00 0.65 0.01 0.06 94.31 01:10:05 0 4.66 0.00 0.60 0.01 0.06 94.68 01:10:05 1 5.28 0.00 0.70 0.02 0.06 93.93 01:20:05 all 2.99 0.00 0.34 0.01 0.06 96.60 01:20:05 0 2.24 0.00 0.28 0.01 0.04 97.43 01:20:05 1 3.75 0.00 0.41 0.01 0.08 95.76 01:30:05 all 2.26 0.00 0.33 0.01 0.06 97.33 01:30:05 0 2.87 0.00 0.37 0.01 0.06 96.70 01:30:05 1 1.66 0.00 0.29 0.02 0.07 97.96 Average: all 3.16 0.00 0.49 0.10 0.05 96.21 Average: 0 2.87 0.00 0.46 0.09 0.04 96.54 Average: 1 3.44 0.00 0.51 0.11 0.05 95.89