---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2515 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 12G 67G 15% / 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 639 9330 4 6019 15007 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:ee:bd:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.219/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84535sec preferred_lft 84535sec inet6 fe80::f816:3eff:feee:bd77/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:ae:ad:f0:6f:b5 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-2515) 11/30/25 _x86_64_ (4 CPU) 01:06:28 LINUX RESTART (4 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 23.80 1.24 19.01 3.55 499.15 3175.07 60620.14 01:30:18 23.70 0.17 20.09 3.44 4.36 2145.29 27136.57 Average: 23.75 0.70 19.56 3.49 248.29 2652.97 43643.99 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9467072 13051440 2906756 17.75 129280 3580792 3246316 18.63 872440 5650400 288 01:30:18 8953932 12963080 2991312 18.27 150612 3953048 3015432 17.31 1018148 5977348 26268 Average: 9210502 13007260 2949034 18.01 139946 3766920 3130874 17.97 945294 5813874 13278 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 26.15 26.15 6.13 6.13 0.00 0.00 0.00 0.00 01:20:01 ens3 28.57 19.96 211.99 5.84 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:18 lo 1399.71 1399.71 1307.66 1307.66 0.00 0.00 0.00 0.00 01:30:18 ens3 45.26 33.45 244.54 9.20 0.00 0.00 0.00 0.00 01:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 722.54 722.54 666.01 666.01 0.00 0.00 0.00 0.00 Average: ens3 37.03 26.80 228.49 7.54 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-2515) 11/30/25 _x86_64_ (4 CPU) 01:06:28 LINUX RESTART (4 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 34.67 0.00 1.48 0.26 0.11 63.48 01:20:01 0 34.18 0.00 1.56 0.28 0.11 63.88 01:20:01 1 35.89 0.00 1.17 0.32 0.11 62.52 01:20:01 2 34.43 0.00 1.43 0.25 0.11 63.79 01:20:01 3 34.17 0.00 1.76 0.21 0.11 63.74 01:30:18 all 34.86 0.00 1.79 0.14 0.11 63.10 01:30:18 0 34.83 0.00 2.02 0.24 0.11 62.80 01:30:18 1 34.15 0.00 1.76 0.16 0.11 63.83 01:30:18 2 34.83 0.00 1.68 0.10 0.11 63.28 01:30:18 3 35.62 0.00 1.72 0.07 0.11 62.48 Average: all 34.76 0.00 1.64 0.20 0.11 63.29 Average: 0 34.51 0.00 1.79 0.26 0.11 63.33 Average: 1 35.00 0.00 1.47 0.24 0.11 63.18 Average: 2 34.64 0.00 1.55 0.17 0.11 63.53 Average: 3 34.91 0.00 1.74 0.14 0.11 63.11