---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26089 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 12G 66G 16% / 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 647 8901 4 6440 14999 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:74:2b:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84242sec preferred_lft 84242sec inet6 fe80::f816:3eff:fe74:2b5e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:16:51:56:3c:79 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-26089) 06/09/26 _x86_64_ (4 CPU) 05:23:12 LINUX RESTART (4 CPU) 05:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:00 25.12 0.07 22.23 2.83 6.40 2348.60 4410.82 05:50:02 31.51 0.03 28.34 3.14 0.45 4358.07 10271.69 Average: 28.32 0.05 25.29 2.98 3.42 3354.85 7345.69 05:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:00 9719688 13413060 2544072 15.54 144228 3657692 2657168 15.25 704092 5538944 12756 05:50:02 7819596 12509424 3443248 21.03 161936 4591612 3297116 18.93 976256 7110680 752 Average: 8769642 12961242 2993660 18.28 153082 4124652 2977142 17.09 840174 6324812 6754 05:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:00 lo 1387.64 1387.64 1316.01 1316.01 0.00 0.00 0.00 0.00 05:40:00 ens3 42.09 33.20 26.89 12.23 0.00 0.00 0.00 0.00 05:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:02 lo 1197.94 1197.94 1136.46 1136.46 0.00 0.00 0.00 0.00 05:50:02 ens3 45.88 34.76 39.92 12.29 0.00 0.00 0.00 0.00 05:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1292.65 1292.65 1226.10 1226.10 0.00 0.00 0.00 0.00 Average: ens3 43.99 33.98 33.42 12.26 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-26089) 06/09/26 _x86_64_ (4 CPU) 05:23:12 LINUX RESTART (4 CPU) 05:30:00 CPU %user %nice %system %iowait %steal %idle 05:40:00 all 66.81 0.00 2.29 0.06 0.12 30.71 05:40:00 0 67.97 0.00 2.11 0.05 0.12 29.76 05:40:00 1 67.62 0.00 2.44 0.05 0.12 29.77 05:40:00 2 66.09 0.00 2.28 0.05 0.12 31.46 05:40:00 3 65.55 0.00 2.36 0.10 0.12 31.87 05:50:02 all 58.87 0.00 2.39 0.17 0.12 38.45 05:50:02 0 57.78 0.00 2.14 0.24 0.12 39.72 05:50:02 1 59.67 0.00 2.36 0.12 0.12 37.73 05:50:02 2 59.81 0.00 2.41 0.21 0.12 37.45 05:50:02 3 58.21 0.00 2.65 0.12 0.12 38.90 Average: all 62.83 0.00 2.34 0.12 0.12 34.59 Average: 0 62.87 0.00 2.12 0.14 0.12 34.75 Average: 1 63.64 0.00 2.40 0.08 0.12 33.76 Average: 2 62.95 0.00 2.34 0.13 0.12 34.46 Average: 3 61.88 0.00 2.51 0.11 0.12 35.39