---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3280 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 12G 66G 16% / 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 656 8761 4 6571 14990 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:fb:f5:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83901sec preferred_lft 83901sec inet6 fe80::f816:3eff:fefb:f5b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:9c:3b:43:a2:d4 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-3280) 10/29/25 _x86_64_ (4 CPU) 14:18:22 LINUX RESTART (4 CPU) 14:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:01 5.08 0.66 4.06 0.37 539.15 661.06 4254.14 14:40:12 49.36 4.93 42.24 2.19 279.44 4973.12 8447.94 14:50:01 25.09 0.01 22.13 2.94 0.15 2216.86 24224.00 Average: 26.66 1.90 22.93 1.83 274.66 2634.07 12210.31 14:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:01 13475952 15511504 503328 3.07 57272 2202516 1142640 6.56 379160 2255128 140 14:40:12 9804760 13237348 2722868 16.63 125480 3453868 2838844 16.29 783084 5424652 26144 14:50:01 8918232 12742160 3214560 19.63 144068 3793584 3255908 18.69 899340 6156036 21248 Average: 10732981 13830337 2146919 13.11 108940 3149989 2412464 13.85 687195 4611939 15844 14:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:01 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 14:30:01 ens3 11.64 7.19 126.18 0.56 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:12 lo 819.51 819.51 778.25 778.25 0.00 0.00 0.00 0.00 14:40:12 ens3 126.85 91.44 1014.76 16.98 0.00 0.00 0.00 0.00 14:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 1413.77 1413.77 1341.51 1341.51 0.00 0.00 0.00 0.00 14:50:01 ens3 26.93 22.48 15.15 7.05 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 740.76 740.76 703.06 703.06 0.00 0.00 0.00 0.00 Average: ens3 55.76 40.80 391.57 8.26 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-3280) 10/29/25 _x86_64_ (4 CPU) 14:18:22 LINUX RESTART (4 CPU) 14:20:01 CPU %user %nice %system %iowait %steal %idle 14:30:01 all 0.41 0.00 0.14 0.25 0.02 99.17 14:30:01 0 0.55 0.00 0.14 0.06 0.01 99.25 14:30:01 1 0.32 0.00 0.14 0.64 0.01 98.88 14:30:01 2 0.22 0.00 0.12 0.18 0.02 99.46 14:30:01 3 0.55 0.00 0.18 0.14 0.03 99.11 14:40:12 all 38.95 0.00 1.69 0.31 0.07 58.97 14:40:12 0 36.07 0.00 1.32 0.12 0.07 62.42 14:40:12 1 41.59 0.00 1.87 0.70 0.07 55.76 14:40:12 2 39.08 0.00 1.88 0.26 0.07 58.72 14:40:12 3 39.06 0.00 1.71 0.17 0.07 58.99 14:50:01 all 66.41 0.00 2.40 0.29 0.11 30.80 14:50:01 0 63.76 0.00 2.48 0.65 0.11 33.01 14:50:01 1 67.56 0.00 2.29 0.35 0.11 29.69 14:50:01 2 67.15 0.00 2.47 0.06 0.11 30.21 14:50:01 3 67.16 0.00 2.34 0.10 0.11 30.28 Average: all 35.04 0.00 1.41 0.29 0.07 63.21 Average: 0 33.24 0.00 1.30 0.27 0.06 65.12 Average: 1 36.28 0.00 1.43 0.57 0.06 61.66 Average: 2 35.28 0.00 1.49 0.17 0.06 63.00 Average: 3 35.35 0.00 1.41 0.14 0.07 63.04