---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39253 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: 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 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 8.1G 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 764 5107 4 2363 7177 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:5f:64:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79678sec preferred_lft 79678sec inet6 fe80::f816:3eff:fe5f:64a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-39253) 08/21/26 _x86_64_ (2 CPU) 01:03:10 LINUX RESTART (2 CPU) 01:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.30 0.01 1.29 0.00 0.07 15.64 4.63 01:30:01 1.30 0.00 1.29 0.01 0.00 16.20 0.25 01:40:02 1.13 0.00 1.13 0.00 0.00 14.22 2.30 01:50:01 2.13 0.71 1.42 0.01 94.37 75.03 56.26 02:00:01 1.44 0.00 1.43 0.01 0.00 17.50 414.04 02:10:02 1.15 0.00 1.15 0.00 0.00 13.97 2.30 02:20:01 1.20 0.00 1.20 0.00 0.00 14.49 0.00 02:30:01 14.75 0.00 1.49 13.26 0.15 18.46 109652.93 02:40:02 1.13 0.00 1.13 0.00 0.00 13.90 0.00 02:50:02 31.37 2.99 25.87 2.51 229.12 3871.26 1939.90 Average: 5.69 0.37 3.74 1.58 32.35 407.05 11209.63 01:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 6293256 7537012 284468 3.50 30724 1419420 528580 5.76 442160 1184228 152 01:30:01 6291224 7535516 285856 3.51 30896 1419748 528644 5.76 442364 1184728 260 01:40:02 6290984 7535776 285616 3.51 31068 1420076 528812 5.76 442632 1185224 248 01:50:01 6249088 7523408 297228 3.65 31512 1448752 724324 7.89 459836 1203968 240 02:00:01 6238536 7513524 306972 3.77 31704 1449208 724324 7.89 460008 1204480 272 02:10:02 6247120 7522600 297896 3.66 31860 1449532 724324 7.89 460024 1204968 192 02:20:01 6246364 7522460 298024 3.66 32012 1449988 724412 7.89 460080 1205448 240 02:30:01 6242876 7519556 300764 3.70 32192 1450364 724412 7.89 460384 1205976 292 02:40:02 6251272 7528424 291892 3.59 32336 1450684 736456 8.02 461576 1206440 196 02:50:02 5164032 7390804 376248 4.63 87940 2299212 847596 9.23 612376 2064860 11832 Average: 6151475 7512908 302496 3.72 37224 1525698 679188 7.40 470144 1285032 1392 01:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 1.29 0.14 0.22 0.11 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.45 0.09 0.12 0.06 0.00 0.00 0.00 0.00 01:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:02 ens3 0.47 0.11 0.14 0.08 0.00 0.00 0.00 0.00 01:50:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 1.48 0.85 3.55 0.93 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.23 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:02 ens3 0.17 0.02 0.03 0.01 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 0.22 0.06 0.07 0.03 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 0.27 0.07 0.08 0.04 0.00 0.00 0.00 0.00 02:40:02 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 6.93 4.87 4.28 7.08 0.00 0.00 0.00 0.00 02:50:02 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 02:50:02 ens3 70.34 48.82 333.32 13.02 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.19 5.51 34.19 2.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-39253) 08/21/26 _x86_64_ (2 CPU) 01:03:10 LINUX RESTART (2 CPU) 01:10:02 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.31 0.00 0.08 0.03 0.03 99.56 01:20:01 0 0.46 0.00 0.06 0.05 0.02 99.41 01:20:01 1 0.16 0.00 0.10 0.01 0.03 99.71 01:30:01 all 0.27 0.00 0.18 0.05 0.03 99.48 01:30:01 0 0.45 0.00 0.15 0.07 0.02 99.30 01:30:01 1 0.10 0.00 0.20 0.02 0.03 99.66 01:40:02 all 0.24 0.00 0.08 0.43 0.03 99.22 01:40:02 0 0.43 0.00 0.07 0.06 0.02 99.42 01:40:02 1 0.06 0.00 0.10 0.80 0.03 99.02 01:50:01 all 0.38 0.00 0.12 2.61 0.02 96.87 01:50:01 0 0.31 0.00 0.11 1.21 0.02 98.36 01:50:01 1 0.46 0.00 0.13 4.01 0.03 95.38 02:00:01 all 0.28 0.00 0.19 0.81 0.02 98.71 02:00:01 0 0.10 0.00 0.22 0.39 0.03 99.25 02:00:01 1 0.46 0.00 0.15 1.22 0.01 98.16 02:10:02 all 0.25 0.00 0.10 0.72 0.02 98.91 02:10:02 0 0.13 0.00 0.12 1.13 0.02 98.60 02:10:02 1 0.36 0.00 0.09 0.31 0.02 99.22 02:20:01 all 0.24 0.00 0.11 0.56 0.02 99.07 02:20:01 0 0.19 0.00 0.11 0.16 0.02 99.52 02:20:01 1 0.29 0.00 0.11 0.96 0.02 98.62 02:30:01 all 0.28 0.00 0.23 0.12 0.02 99.35 02:30:01 0 0.18 0.00 0.24 0.20 0.03 99.35 02:30:01 1 0.37 0.00 0.21 0.05 0.02 99.35 02:40:02 all 0.42 0.00 0.19 0.05 0.28 99.05 02:40:02 0 0.40 0.00 0.14 0.05 0.21 99.20 02:40:02 1 0.45 0.00 0.23 0.06 0.35 98.91 02:50:02 all 16.45 0.00 2.36 4.23 0.16 76.80 02:50:02 0 19.65 0.00 2.35 5.82 0.15 72.04 02:50:02 1 13.27 0.00 2.37 2.65 0.18 81.54 Average: all 1.91 0.00 0.36 0.96 0.06 96.71 Average: 0 2.22 0.00 0.36 0.91 0.05 96.45 Average: 1 1.60 0.00 0.37 1.01 0.07 96.96