---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37238 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 669 10339 4 4979 14977 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:a6:a8:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84894sec preferred_lft 84894sec inet6 fe80::f816:3eff:fea6:a8fe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:ab:34:93:ac:3f 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-37238) 07/20/26 _x86_64_ (4 CPU) 00:25:19 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 4.30 0.12 3.99 0.19 9.34 760.82 159.72 00:50:10 25.65 0.67 22.45 2.52 30.95 6362.96 15578.06 Average: 15.06 0.40 13.30 1.37 20.24 3585.33 7933.41 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 9593564 12721032 3242012 19.80 116084 3164120 3440840 19.75 502528 5917136 120 00:50:10 10670868 15416732 539196 3.29 140672 4694760 1040180 5.97 909788 4363736 12532 Average: 10132216 14068882 1890604 11.55 128378 3929440 2240510 12.86 706158 5140436 6326 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 0.62 0.62 0.38 0.38 0.00 0.00 0.00 0.00 00:40:01 ens3 12.02 8.95 36.14 2.50 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:10 lo 527.37 527.37 500.17 500.17 0.00 0.00 0.00 0.00 00:50:10 ens3 73.37 58.27 527.70 85.48 0.00 0.00 0.00 0.00 00:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 266.20 266.20 252.37 252.37 0.00 0.00 0.00 0.00 Average: ens3 42.95 33.82 283.97 44.34 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-37238) 07/20/26 _x86_64_ (4 CPU) 00:25:19 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 48.14 0.00 0.73 0.02 0.08 51.03 00:40:01 0 49.85 0.00 0.92 0.03 0.08 49.12 00:40:01 1 56.88 0.00 0.80 0.03 0.08 42.21 00:40:01 2 36.21 0.00 0.57 0.01 0.08 63.13 00:40:01 3 49.65 0.00 0.62 0.02 0.07 49.64 00:50:10 all 51.88 0.00 1.53 0.18 0.09 46.32 00:50:10 0 45.16 0.00 1.55 0.15 0.09 53.06 00:50:10 1 51.71 0.00 1.59 0.24 0.09 46.38 00:50:10 2 49.46 0.00 1.46 0.06 0.09 48.93 00:50:10 3 61.20 0.00 1.53 0.26 0.10 36.91 Average: all 50.03 0.00 1.13 0.10 0.08 48.66 Average: 0 47.48 0.00 1.24 0.09 0.09 51.10 Average: 1 54.27 0.00 1.19 0.14 0.08 44.31 Average: 2 42.88 0.00 1.02 0.03 0.08 55.99 Average: 3 55.48 0.00 1.07 0.14 0.08 43.22