---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2944 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 11G 67G 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 649 9919 4 5420 14996 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:15:41:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84414sec preferred_lft 84414sec inet6 fe80::f816:3eff:fe15:4198/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:87:18:f6:84:8b 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-2944) 10/28/25 _x86_64_ (4 CPU) 18:23:58 LINUX RESTART (4 CPU) 18:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:04 47.29 0.02 39.78 7.49 0.37 1838.73 157109.34 18:50:01 24.70 0.17 20.77 3.76 4.45 1973.74 24287.39 Average: 36.06 0.09 30.33 5.64 2.40 1905.85 91080.44 18:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:04 9577000 13048024 2911640 17.78 151244 3455312 3126092 17.94 846640 5575748 380 18:50:01 8803168 12691760 3264152 19.94 170188 3822728 3389072 19.45 980920 6184712 24368 Average: 9190084 12869892 3087896 18.86 160716 3639020 3257582 18.70 913780 5880230 12374 18:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:04 lo 31.12 31.12 7.22 7.22 0.00 0.00 0.00 0.00 18:40:04 ens3 19.40 14.63 14.01 4.43 0.00 0.00 0.00 0.00 18:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 1494.44 1494.44 1399.90 1399.90 0.00 0.00 0.00 0.00 18:50:01 ens3 49.91 36.82 258.88 9.50 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 758.57 758.57 699.55 699.55 0.00 0.00 0.00 0.00 Average: ens3 34.57 25.66 135.74 6.95 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-2944) 10/28/25 _x86_64_ (4 CPU) 18:23:58 LINUX RESTART (4 CPU) 18:30:00 CPU %user %nice %system %iowait %steal %idle 18:40:04 all 27.42 0.00 1.09 0.39 0.09 71.02 18:40:04 0 24.97 0.00 1.02 0.86 0.09 73.06 18:40:04 1 28.78 0.00 1.26 0.34 0.09 69.54 18:40:04 2 27.89 0.00 1.10 0.19 0.09 70.74 18:40:04 3 28.04 0.00 0.99 0.15 0.09 70.73 18:50:01 all 35.60 0.00 1.76 0.08 0.09 62.48 18:50:01 0 36.03 0.00 1.88 0.04 0.09 61.97 18:50:01 1 36.17 0.00 1.93 0.12 0.09 61.69 18:50:01 2 34.59 0.00 1.42 0.09 0.09 63.81 18:50:01 3 35.60 0.00 1.83 0.05 0.09 62.43 Average: all 31.48 0.00 1.42 0.23 0.09 66.77 Average: 0 30.46 0.00 1.44 0.46 0.09 67.55 Average: 1 32.45 0.00 1.59 0.23 0.09 65.64 Average: 2 31.22 0.00 1.26 0.14 0.09 67.29 Average: 3 31.80 0.00 1.41 0.10 0.09 66.61