---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30959 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 8.2G 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 773 4869 4 2602 7168 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:43:89:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.212/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79102sec preferred_lft 79102sec inet6 fe80::f816:3eff:fe43:8988/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30959) 06/27/26 _x86_64_ (2 CPU) 00:42:47 LINUX RESTART (2 CPU) 00:50:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:29 1.55 0.01 1.52 0.02 0.05 18.75 654.35 01:10:01 1.12 0.00 1.11 0.02 0.00 13.97 1.15 01:20:19 15.45 13.40 1.99 0.07 177.83 100.01 6.87 01:30:29 1.45 0.00 1.43 0.02 0.00 18.41 212.93 01:40:01 1.20 0.00 1.20 0.00 0.00 14.73 0.00 01:50:29 37.96 2.88 20.14 14.94 217.22 3564.57 104411.01 02:00:19 1.47 0.00 1.46 0.02 0.00 18.63 0.35 02:10:01 1.24 0.00 1.24 0.00 0.00 15.98 0.00 02:20:09 1.60 0.00 1.57 0.03 0.00 244.60 0.32 02:30:09 1.74 0.00 1.70 0.04 0.00 208.12 0.49 02:40:00 1.27 0.00 1.27 0.00 0.00 16.56 0.00 Average: 6.22 1.54 3.24 1.45 37.48 402.02 10053.62 00:50:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:29 6291460 7539532 280888 3.45 30668 1423072 519816 5.66 442936 1183548 140 01:10:01 6291208 7539812 280596 3.45 30864 1423400 519832 5.66 442988 1184072 196 01:20:19 6204972 7537616 273216 3.36 35240 1494348 523360 5.70 453260 1249708 200 01:30:29 6197688 7530880 279952 3.44 35440 1494672 523564 5.70 453324 1250236 176 01:40:01 6197688 7531496 279332 3.43 35592 1495128 524196 5.71 454944 1250716 172 01:50:29 4945496 7203044 554856 6.82 90408 2318908 800500 8.72 771416 2083724 132 02:00:19 4935652 7193720 564148 6.94 90536 2319304 675328 7.36 645404 2084248 228 02:10:01 4873620 7132304 625560 7.69 90656 2319800 865536 9.43 818276 2084864 240 02:20:09 4897784 7227640 529496 6.51 90852 2390260 855756 9.32 760124 2155516 1708 02:30:09 4493260 6879100 877224 10.79 91040 2445296 954892 10.40 909280 2210600 192 02:40:00 4699788 7086224 670108 8.24 91168 2445744 908900 9.90 862804 2211192 160 Average: 5457147 7309215 474125 5.83 64769 1960903 697425 7.60 637705 1722584 322 00:50:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:29 ens3 0.82 0.06 0.10 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.37 0.06 0.07 0.04 0.00 0.00 0.00 0.00 01:20:19 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:19 ens3 1.19 0.31 4.11 0.11 0.00 0.00 0.00 0.00 01:30:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:29 ens3 0.31 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.68 0.29 0.19 0.75 0.00 0.00 0.00 0.00 01:50:29 lo 1.34 1.34 0.08 0.08 0.00 0.00 0.00 0.00 01:50:29 ens3 85.18 64.62 703.40 12.12 0.00 0.00 0.00 0.00 02:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:19 ens3 25.23 23.19 407.05 1.55 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 73.93 70.40 1221.23 4.61 0.00 0.00 0.00 0.00 02:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:09 ens3 34.02 32.44 537.71 2.16 0.00 0.00 0.00 0.00 02:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:09 ens3 33.18 30.80 510.00 2.06 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 11.45 10.96 187.21 0.79 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 24.46 21.36 325.49 2.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30959) 06/27/26 _x86_64_ (2 CPU) 00:42:47 LINUX RESTART (2 CPU) 00:50:29 CPU %user %nice %system %iowait %steal %idle 01:00:29 all 0.28 0.00 0.17 0.02 0.02 99.51 01:00:29 0 0.47 0.00 0.15 0.00 0.01 99.36 01:00:29 1 0.09 0.00 0.19 0.04 0.02 99.66 01:10:01 all 0.26 0.00 0.07 0.01 0.02 99.64 01:10:01 0 0.11 0.00 0.08 0.01 0.02 99.79 01:10:01 1 0.41 0.00 0.06 0.01 0.02 99.49 01:20:19 all 0.43 0.17 0.17 0.14 0.02 99.07 01:20:19 0 0.60 0.15 0.13 0.10 0.02 99.00 01:20:19 1 0.25 0.19 0.20 0.18 0.03 99.15 01:30:29 all 0.23 0.00 0.17 0.01 0.02 99.56 01:30:29 0 0.32 0.00 0.18 0.01 0.02 99.47 01:30:29 1 0.15 0.00 0.17 0.01 0.02 99.65 01:40:01 all 0.27 0.00 0.07 0.52 0.02 99.11 01:40:01 0 0.16 0.00 0.09 0.62 0.02 99.11 01:40:01 1 0.39 0.00 0.06 0.41 0.02 99.12 01:50:29 all 12.56 0.00 1.90 17.93 0.06 67.56 01:50:29 0 13.31 0.00 1.83 17.36 0.06 67.45 01:50:29 1 11.80 0.00 1.97 18.50 0.06 67.67 02:00:19 all 0.62 0.00 0.35 0.45 0.03 98.54 02:00:19 0 0.54 0.00 0.30 0.17 0.03 98.95 02:00:19 1 0.71 0.00 0.41 0.72 0.04 98.13 02:10:01 all 1.14 0.00 0.58 0.17 0.05 98.06 02:10:01 0 1.14 0.00 0.69 0.14 0.05 97.98 02:10:01 1 1.14 0.00 0.47 0.20 0.04 98.14 02:20:09 all 0.96 0.00 0.33 0.02 0.04 98.65 02:20:09 0 1.13 0.00 0.48 0.02 0.04 98.33 02:20:09 1 0.80 0.00 0.19 0.01 0.03 98.97 02:30:09 all 0.92 0.00 0.42 0.08 0.05 98.53 02:30:09 0 0.78 0.00 0.38 0.10 0.05 98.70 02:30:09 1 1.07 0.00 0.47 0.06 0.05 98.36 02:40:00 all 0.62 0.00 0.24 0.01 0.27 98.85 02:40:00 0 0.63 0.00 0.35 0.01 0.28 98.75 02:40:00 1 0.62 0.00 0.13 0.01 0.27 98.96 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.72 0.02 0.41 1.84 0.05 95.96 Average: 0 1.80 0.01 0.43 1.76 0.05 95.94 Average: 1 1.63 0.02 0.40 1.91 0.05 95.98