---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1449 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 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 618 10399 4 4972 15028 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:f5:87:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84801sec preferred_lft 84801sec inet6 fe80::f816:3eff:fef5:8726/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:8e:bb:0e:a2:7c 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-1449) 11/26/25 _x86_64_ (4 CPU) 20:07:29 LINUX RESTART (4 CPU) 20:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:10 11.71 2.14 8.90 0.67 581.71 2493.42 1121.13 20:30:01 7.71 0.54 6.74 0.44 19.55 1546.19 1068.38 Average: 9.74 1.35 7.83 0.56 305.19 2027.50 1095.19 20:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:10 8449428 11595832 4366272 26.67 113360 3200832 4518584 25.94 694928 6877408 56 20:30:01 9957400 13594256 2364720 14.44 130972 3644224 2846888 16.34 822064 5223156 85168 Average: 9203414 12595044 3365496 20.56 122166 3422528 3682736 21.14 758496 6050282 42612 20:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:10 lo 0.66 0.66 0.38 0.38 0.00 0.00 0.00 0.00 20:20:10 ens3 31.81 24.17 384.56 4.17 0.00 0.00 0.00 0.00 20:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 122.38 122.38 116.05 116.05 0.00 0.00 0.00 0.00 20:30:01 ens3 36.54 25.72 415.76 3.50 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 60.53 60.53 57.28 57.28 0.00 0.00 0.00 0.00 Average: ens3 34.14 24.93 399.91 3.84 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-1449) 11/26/25 _x86_64_ (4 CPU) 20:07:29 LINUX RESTART (4 CPU) 20:10:00 CPU %user %nice %system %iowait %steal %idle 20:20:10 all 52.82 0.00 1.02 0.19 0.09 45.88 20:20:10 0 51.61 0.00 0.84 0.11 0.09 47.35 20:20:10 1 47.00 0.00 0.81 0.19 0.08 51.91 20:20:10 2 57.94 0.00 1.50 0.37 0.09 40.10 20:20:10 3 54.72 0.00 0.94 0.10 0.09 44.16 20:30:01 all 49.02 0.00 0.80 0.06 0.08 50.05 20:30:01 0 33.33 0.00 0.81 0.11 0.08 65.67 20:30:01 1 49.29 0.00 0.83 0.06 0.08 49.74 20:30:01 2 59.92 0.00 0.82 0.00 0.08 39.18 20:30:01 3 53.60 0.00 0.73 0.05 0.08 45.55 Average: all 50.95 0.00 0.91 0.12 0.08 47.93 Average: 0 42.60 0.00 0.82 0.11 0.09 56.38 Average: 1 48.12 0.00 0.82 0.13 0.08 50.85 Average: 2 58.91 0.00 1.17 0.19 0.08 39.65 Average: 3 54.17 0.00 0.84 0.07 0.09 44.84