---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-731 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: 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 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 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 641 9183 4 6164 15005 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:cf:ba:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84503sec preferred_lft 84503sec inet6 fe80::f816:3eff:fecf:ba8f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:ef:9a:3d:97:b9 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-731) 07/31/26 _x86_64_ (4 CPU) 01:06:45 LINUX RESTART (4 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:00 28.19 2.69 22.26 3.24 171.72 4438.28 50724.49 01:30:00 21.88 0.16 18.62 3.10 4.91 1723.73 18839.92 Average: 25.04 1.43 20.44 3.17 88.31 3081.01 34782.21 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:00 9372140 13107588 2849224 17.40 134900 3709240 3170372 18.20 698376 5900004 528 01:30:00 8668784 12893020 3060396 18.69 155672 4144840 3207616 18.41 838120 6429944 125436 Average: 9020462 13000304 2954810 18.05 145286 3927040 3188994 18.30 768248 6164974 62982 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:00 lo 24.47 24.47 5.62 5.62 0.00 0.00 0.00 0.00 01:20:00 ens3 80.31 54.05 801.37 10.29 0.00 0.00 0.00 0.00 01:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:00 lo 1299.00 1299.00 1210.99 1210.99 0.00 0.00 0.00 0.00 01:30:00 ens3 38.71 29.85 265.38 7.58 0.00 0.00 0.00 0.00 01:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 661.74 661.74 608.31 608.31 0.00 0.00 0.00 0.00 Average: ens3 59.51 41.95 533.38 8.93 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-731) 07/31/26 _x86_64_ (4 CPU) 01:06:45 LINUX RESTART (4 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:00 all 38.73 0.00 1.51 0.15 0.08 59.53 01:20:00 0 38.74 0.00 1.31 0.24 0.08 59.63 01:20:00 1 38.47 0.00 1.55 0.08 0.08 59.82 01:20:00 2 38.53 0.00 1.40 0.12 0.08 59.87 01:20:00 3 39.20 0.00 1.77 0.16 0.08 58.79 01:30:00 all 29.72 0.00 1.60 0.07 0.08 68.54 01:30:00 0 28.92 0.00 1.51 0.03 0.07 69.46 01:30:00 1 29.76 0.00 1.67 0.16 0.08 68.34 01:30:00 2 29.93 0.00 1.57 0.04 0.08 68.38 01:30:00 3 30.26 0.00 1.63 0.04 0.08 67.99 Average: all 34.23 0.00 1.55 0.11 0.08 64.03 Average: 0 33.83 0.00 1.41 0.13 0.08 64.55 Average: 1 34.12 0.00 1.61 0.12 0.08 64.07 Average: 2 34.23 0.00 1.49 0.08 0.08 64.12 Average: 3 34.73 0.00 1.70 0.10 0.08 63.39