---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12031 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 603 10326 4 5059 15043 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:2a:46:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.203/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84888sec preferred_lft 84888sec inet6 fe80::f816:3eff:fe2a:46b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:45:f4:8b:f1:85 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-12031) 11/20/25 _x86_64_ (4 CPU) 00:25:20 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:10 9.14 0.67 7.67 0.80 657.03 1450.89 23066.67 00:50:08 25.40 0.67 22.29 2.44 30.19 6109.43 9907.12 Average: 17.19 0.67 14.91 1.61 346.54 3758.40 16548.37 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:10 9283812 12570052 3391764 20.72 114436 3337336 3653164 20.97 755268 5980344 1100 00:50:08 10628392 15452908 502556 3.07 137888 4793084 1039400 5.97 1132296 4197488 11492 Average: 9956102 14011480 1947160 11.89 126162 4065210 2346282 13.47 943782 5088916 6296 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:10 lo 0.67 0.67 0.38 0.38 0.00 0.00 0.00 0.00 00:40:10 ens3 25.06 17.82 243.97 3.29 0.00 0.00 0.00 0.00 00:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:08 lo 454.22 454.22 430.19 430.19 0.00 0.00 0.00 0.00 00:50:08 ens3 60.67 47.63 505.61 68.59 0.00 0.00 0.00 0.00 00:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 225.33 225.33 213.28 213.28 0.00 0.00 0.00 0.00 Average: ens3 42.70 32.59 373.57 35.64 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-12031) 11/20/25 _x86_64_ (4 CPU) 00:25:20 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:10 all 48.74 0.00 0.92 0.07 0.08 50.19 00:40:10 0 46.54 0.00 0.94 0.04 0.08 52.40 00:40:10 1 62.83 0.00 0.89 0.11 0.09 36.08 00:40:10 2 43.54 0.00 0.89 0.05 0.08 55.43 00:40:10 3 42.07 0.00 0.95 0.09 0.07 56.81 00:50:08 all 47.99 0.00 1.46 0.19 0.08 50.29 00:50:08 0 52.11 0.00 1.36 0.51 0.08 45.94 00:50:08 1 52.48 0.00 1.54 0.05 0.08 45.84 00:50:08 2 45.32 0.00 1.46 0.06 0.07 53.09 00:50:08 3 42.04 0.00 1.47 0.13 0.08 56.28 Average: all 48.37 0.00 1.19 0.13 0.08 50.24 Average: 0 49.30 0.00 1.15 0.27 0.08 49.20 Average: 1 57.71 0.00 1.21 0.08 0.08 40.92 Average: 2 44.42 0.00 1.17 0.05 0.07 54.27 Average: 3 42.06 0.00 1.21 0.11 0.08 56.55