---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2260 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: 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: 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 8.5G 69G 11% / 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 555 12668 4 2765 15106 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:ec:12:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82704sec preferred_lft 82704sec inet6 fe80::f816:3eff:feec:1260/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:a3:c1:5e:c8:1d 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-2260) 11/29/25 _x86_64_ (4 CPU) 07:22:04 LINUX RESTART (4 CPU) 07:30:52 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:01 1.36 0.01 1.33 0.02 0.04 16.98 1.20 07:50:15 1.25 0.00 1.23 0.01 0.00 14.27 0.10 08:00:15 1.12 0.00 1.11 0.01 0.00 12.77 0.11 08:10:01 1.46 0.00 1.44 0.01 0.00 16.20 0.11 08:20:00 1.52 0.00 1.50 0.01 0.01 16.99 0.11 Average: 1.34 0.00 1.32 0.01 0.01 15.40 0.31 07:30:52 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 13074272 15552904 432552 2.64 88188 2589696 976616 5.61 444924 2532316 200 07:50:15 13074272 15553312 432172 2.64 88608 2589700 976616 5.61 445324 2532948 148 08:00:15 13074560 15554060 431424 2.63 88916 2589836 976680 5.61 445644 2533908 236 08:10:01 13073328 15553420 432120 2.64 89476 2589856 976744 5.61 446224 2535884 236 08:20:00 13073076 15553800 431680 2.64 90096 2589860 976744 5.61 446832 2537608 8 Average: 13073902 15553499 431990 2.64 89057 2589790 976680 5.61 445790 2534533 166 07:30:52 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 07:40:01 ens3 0.37 0.13 0.10 0.05 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:15 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 07:50:15 ens3 0.28 0.08 0.05 0.02 0.00 0.00 0.00 0.00 07:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:15 ens3 0.29 0.09 0.05 0.02 0.00 0.00 0.00 0.00 08:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 08:10:01 ens3 0.38 0.12 0.10 0.06 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:20:00 ens3 0.40 0.14 0.12 0.07 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.34 0.11 0.08 0.04 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-2260) 11/29/25 _x86_64_ (4 CPU) 07:22:04 LINUX RESTART (4 CPU) 07:30:52 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 0.03 0.00 0.02 0.01 0.02 99.93 07:40:01 0 0.05 0.00 0.03 0.01 0.03 99.90 07:40:01 1 0.01 0.00 0.02 0.01 0.01 99.95 07:40:01 2 0.03 0.00 0.02 0.00 0.02 99.93 07:40:01 3 0.02 0.00 0.02 0.00 0.01 99.95 07:50:15 all 0.13 0.00 0.02 0.00 0.02 99.83 07:50:15 0 0.48 0.00 0.00 0.01 0.01 99.49 07:50:15 1 0.02 0.00 0.03 0.00 0.02 99.93 07:50:15 2 0.02 0.00 0.02 0.00 0.03 99.92 07:50:15 3 0.02 0.00 0.02 0.00 0.01 99.96 08:00:15 all 0.14 0.00 0.02 0.00 0.01 99.83 08:00:15 0 0.49 0.00 0.01 0.01 0.01 99.48 08:00:15 1 0.01 0.00 0.02 0.00 0.01 99.96 08:00:15 2 0.03 0.00 0.02 0.00 0.02 99.93 08:00:15 3 0.02 0.00 0.02 0.00 0.02 99.93 08:10:01 all 0.04 0.00 0.02 0.01 0.01 99.92 08:10:01 0 0.02 0.00 0.01 0.00 0.01 99.96 08:10:01 1 0.03 0.00 0.02 0.00 0.01 99.94 08:10:01 2 0.11 0.00 0.03 0.00 0.03 99.83 08:10:01 3 0.01 0.00 0.01 0.02 0.01 99.95 08:20:00 all 0.13 0.00 0.02 0.01 0.01 99.83 08:20:00 0 0.01 0.00 0.02 0.00 0.01 99.96 08:20:00 1 0.03 0.00 0.03 0.00 0.02 99.92 08:20:00 2 0.44 0.00 0.02 0.00 0.02 99.52 08:20:00 3 0.02 0.00 0.02 0.05 0.01 99.90 Average: all 0.09 0.00 0.02 0.01 0.01 99.86 Average: 0 0.22 0.00 0.01 0.01 0.01 99.75 Average: 1 0.02 0.00 0.02 0.00 0.01 99.94 Average: 2 0.13 0.00 0.02 0.00 0.02 99.83 Average: 3 0.02 0.00 0.02 0.02 0.01 99.94