---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2029 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 599 10467 4 4922 15046 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:3c:ab:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84729sec preferred_lft 84729sec inet6 fe80::f816:3eff:fe3c:ab0f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:87:84:ed:81:5f 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-2029) 11/29/25 _x86_64_ (4 CPU) 00:26:14 LINUX RESTART (4 CPU) 00:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:19 7.09 0.69 5.90 0.50 532.18 1239.68 17399.97 00:50:19 13.16 0.53 11.72 0.91 19.24 1938.03 3904.02 Average: 10.09 0.61 8.77 0.70 278.75 1584.72 10732.00 00:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:19 8791632 11909840 4053056 24.75 112408 3173416 4233352 24.30 672556 6569064 200 00:50:19 8943072 12774684 3183848 19.45 134396 3826564 3366172 19.32 892616 6155280 278584 Average: 8867352 12342262 3618452 22.10 123402 3499990 3799762 21.81 782586 6362172 139392 00:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:19 lo 0.61 0.61 0.37 0.37 0.00 0.00 0.00 0.00 00:40:19 ens3 18.22 11.42 159.37 2.96 0.00 0.00 0.00 0.00 00:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:19 lo 303.85 303.85 289.20 289.20 0.00 0.00 0.00 0.00 00:50:19 ens3 40.40 27.45 410.03 4.94 0.00 0.00 0.00 0.00 00:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 150.43 150.43 143.07 143.07 0.00 0.00 0.00 0.00 Average: ens3 29.18 19.34 283.21 3.94 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-2029) 11/29/25 _x86_64_ (4 CPU) 00:26:14 LINUX RESTART (4 CPU) 00:30:04 CPU %user %nice %system %iowait %steal %idle 00:40:19 all 49.32 0.00 0.70 0.06 0.07 49.85 00:40:19 0 47.78 0.00 0.75 0.05 0.07 51.35 00:40:19 1 60.93 0.00 0.68 0.04 0.07 38.28 00:40:19 2 48.18 0.00 0.66 0.08 0.08 51.00 00:40:19 3 40.42 0.00 0.72 0.05 0.07 58.74 00:50:19 all 53.57 0.00 1.14 0.07 0.08 45.15 00:50:19 0 76.52 0.00 1.06 0.08 0.09 22.24 00:50:19 1 44.91 0.00 0.99 0.04 0.07 53.98 00:50:19 2 47.68 0.00 1.30 0.05 0.07 50.89 00:50:19 3 45.19 0.00 1.19 0.10 0.07 53.45 Average: all 51.42 0.00 0.92 0.06 0.08 47.52 Average: 0 61.97 0.00 0.91 0.06 0.08 36.98 Average: 1 52.99 0.00 0.83 0.04 0.07 46.06 Average: 2 47.93 0.00 0.98 0.07 0.08 50.95 Average: 3 42.77 0.00 0.95 0.08 0.07 56.13