---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12781 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 622 10567 4 4799 15024 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:52:b2:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84755sec preferred_lft 84755sec inet6 fe80::f816:3eff:fe52:b268/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:9a:42:a3:be:e6 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-12781) 11/23/25 _x86_64_ (4 CPU) 00:26:19 LINUX RESTART (4 CPU) 00:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 17.02 0.56 5.28 11.18 345.87 1018.44 242672.70 00:50:09 13.74 0.52 12.16 1.06 19.00 2004.72 6762.95 Average: 15.36 0.54 8.76 6.06 180.41 1517.68 123258.68 00:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 8601880 11594360 4369180 26.69 111440 3050216 4542848 26.08 611824 6814976 2340 00:50:09 9882992 13417388 2542272 15.53 133460 3538464 2798716 16.06 799916 5318236 113336 Average: 9242436 12505874 3455726 21.11 122450 3294340 3670782 21.07 705870 6066606 57838 00:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 0.60 0.60 0.38 0.38 0.00 0.00 0.00 0.00 00:40:01 ens3 22.12 17.75 166.65 3.26 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:09 lo 424.77 424.77 404.65 404.65 0.00 0.00 0.00 0.00 00:50:09 ens3 40.66 28.21 405.11 4.81 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 215.31 215.31 205.01 205.01 0.00 0.00 0.00 0.00 Average: ens3 31.51 23.05 287.35 4.04 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-12781) 11/23/25 _x86_64_ (4 CPU) 00:26:19 LINUX RESTART (4 CPU) 00:30:08 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 50.17 0.00 0.76 0.10 0.08 48.89 00:40:01 0 67.00 0.00 0.82 0.12 0.09 31.97 00:40:01 1 50.57 0.00 0.77 0.03 0.08 48.55 00:40:01 2 37.80 0.00 0.67 0.03 0.08 61.43 00:40:01 3 45.34 0.00 0.79 0.20 0.08 53.59 00:50:09 all 53.28 0.00 1.16 0.14 0.09 45.32 00:50:09 0 46.53 0.00 1.07 0.10 0.08 52.22 00:50:09 1 44.03 0.00 1.44 0.26 0.08 54.19 00:50:09 2 41.47 0.00 1.01 0.08 0.08 57.37 00:50:09 3 81.14 0.00 1.14 0.12 0.11 17.50 Average: all 51.75 0.00 0.97 0.12 0.08 47.08 Average: 0 56.64 0.00 0.95 0.11 0.09 42.22 Average: 1 47.26 0.00 1.11 0.14 0.08 51.41 Average: 2 39.65 0.00 0.84 0.06 0.08 59.38 Average: 3 63.45 0.00 0.97 0.16 0.09 35.33