---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-38612 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 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 704 9784 4 5499 14941 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:e2:cd:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84740sec preferred_lft 84740sec inet6 fe80::f816:3eff:fee2:cd14/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:ac:42:3f:db:88 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-38612) 07/25/26 _x86_64_ (4 CPU) 11:08:20 LINUX RESTART (4 CPU) 11:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:03 33.79 3.60 28.00 2.20 183.37 6418.97 9702.21 11:30:10 29.29 0.05 26.30 2.95 1.58 3004.43 14741.32 Average: 31.52 1.80 27.14 2.58 91.47 4692.77 12249.72 11:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:03 9462804 13307788 2647540 16.17 152336 3782984 2779108 15.95 725976 5747196 12504 11:30:10 8240668 13133612 2816748 17.20 185784 4734516 2928676 16.81 983796 6640520 494580 Average: 8851736 13220700 2732144 16.69 169060 4258750 2853892 16.38 854886 6193858 253542 11:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:03 lo 799.94 799.94 762.09 762.09 0.00 0.00 0.00 0.00 11:20:03 ens3 103.46 75.15 962.22 13.64 0.00 0.00 0.00 0.00 11:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:10 lo 1407.82 1407.82 1341.63 1341.63 0.00 0.00 0.00 0.00 11:30:10 ens3 31.35 27.26 206.56 6.31 0.00 0.00 0.00 0.00 11:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1107.25 1107.25 1055.07 1055.07 0.00 0.00 0.00 0.00 Average: ens3 67.01 50.94 580.20 9.93 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-38612) 07/25/26 _x86_64_ (4 CPU) 11:08:20 LINUX RESTART (4 CPU) 11:10:10 CPU %user %nice %system %iowait %steal %idle 11:20:03 all 63.74 0.00 2.25 0.19 0.10 33.72 11:20:03 0 65.30 0.00 2.18 0.15 0.10 32.27 11:20:03 1 62.92 0.00 2.27 0.33 0.10 34.39 11:20:03 2 64.73 0.00 2.32 0.16 0.10 32.69 11:20:03 3 62.00 0.00 2.24 0.14 0.10 35.51 11:30:10 all 50.29 0.00 2.12 0.17 0.09 47.33 11:30:10 0 50.32 0.00 1.81 0.12 0.09 47.67 11:30:10 1 53.11 0.00 2.51 0.25 0.08 44.04 11:30:10 2 49.58 0.00 2.17 0.22 0.09 47.94 11:30:10 3 48.17 0.00 1.97 0.09 0.08 49.69 Average: all 56.94 0.00 2.18 0.18 0.09 40.60 Average: 0 57.73 0.00 1.99 0.14 0.09 40.05 Average: 1 57.96 0.00 2.39 0.29 0.09 39.27 Average: 2 57.07 0.00 2.25 0.19 0.09 40.40 Average: 3 55.01 0.00 2.10 0.12 0.09 42.68