---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1085 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 17G 61G 22% / 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 707 11383 3 3898 14939 Swap: 1023 1 1022 ---> 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:20:3e:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84043sec preferred_lft 84043sec inet6 fe80::f816:3eff:fe20:3e38/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:00:60:72:c9:64 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-16g-1085) 10/22/25 _x86_64_ (4 CPU) 07:29:39 LINUX RESTART (4 CPU) 07:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:11 118.84 11.13 102.15 5.56 1827.21 40193.59 28463.18 07:50:05 71.01 27.58 40.99 2.44 361.38 3928.84 2426.96 08:00:11 16.00 0.15 14.87 0.97 9.65 722.13 777.26 Average: 68.71 12.85 52.85 3.00 737.46 15072.72 10646.15 07:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:11 1819116 13255508 2664728 16.28 257784 10919084 3361092 19.29 2188168 11544876 500152 07:50:05 2156732 5536288 10395724 63.49 266040 3100848 11085588 63.63 2136796 11499728 588 08:00:11 9650924 13147644 2790680 17.04 270928 3213372 3646296 20.93 2183308 3993176 6708 Average: 4542257 10646480 5283711 32.27 264917 5744435 6030992 34.62 2169424 9012593 169149 07:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:11 lo 3.15 3.15 2.38 2.38 0.00 0.00 0.00 0.00 07:40:11 ens3 163.24 121.98 2069.48 16.97 0.00 0.00 0.00 0.00 07:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:05 lo 47.15 47.15 27.90 27.90 0.00 0.00 0.00 0.00 07:50:05 ens3 2.11 2.32 0.50 1.13 0.00 0.00 0.00 0.00 07:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:11 lo 31.45 31.45 13.34 13.34 0.00 0.00 0.00 0.00 08:00:11 ens3 1.23 1.37 0.32 0.44 0.00 0.00 0.00 0.00 08:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 27.07 27.07 14.43 14.43 0.00 0.00 0.00 0.00 Average: ens3 56.10 42.32 697.47 6.24 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-16g-1085) 10/22/25 _x86_64_ (4 CPU) 07:29:39 LINUX RESTART (4 CPU) 07:30:01 CPU %user %nice %system %iowait %steal %idle 07:40:11 all 45.31 0.00 2.71 1.20 0.10 50.68 07:40:11 0 48.06 0.00 2.91 1.49 0.10 47.44 07:40:11 1 41.57 0.00 2.60 1.29 0.10 54.43 07:40:11 2 46.47 0.00 2.56 0.68 0.09 50.20 07:40:11 3 45.13 0.00 2.78 1.34 0.10 50.65 07:50:05 all 60.72 0.00 2.38 0.09 0.13 36.68 07:50:05 0 60.05 0.00 2.34 0.06 0.13 37.42 07:50:05 1 59.82 0.00 2.49 0.13 0.12 37.43 07:50:05 2 61.33 0.00 2.37 0.12 0.13 36.05 07:50:05 3 61.68 0.00 2.33 0.06 0.12 35.80 08:00:11 all 30.19 0.00 1.27 0.05 0.09 68.40 08:00:11 0 30.45 0.00 1.20 0.03 0.09 68.23 08:00:11 1 28.93 0.00 1.22 0.05 0.09 69.71 08:00:11 2 30.05 0.00 1.35 0.09 0.09 68.42 08:00:11 3 31.35 0.00 1.32 0.02 0.09 67.22 Average: all 45.32 0.00 2.12 0.45 0.10 52.01 Average: 0 46.10 0.00 2.15 0.53 0.10 51.11 Average: 1 43.34 0.00 2.10 0.50 0.11 53.96 Average: 2 45.86 0.00 2.09 0.30 0.10 51.64 Average: 3 45.96 0.00 2.14 0.48 0.10 51.31