---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-32393 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 632 8956 4 6400 15014 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:6c:3a:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84552sec preferred_lft 84552sec inet6 fe80::f816:3eff:fe6c:3a21/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:7f:0e:ff:da:47 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-32393) 07/02/26 _x86_64_ (4 CPU) 13:34:48 LINUX RESTART (4 CPU) 13:40:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:02 21.57 0.06 19.06 2.45 6.42 2052.30 6386.00 14:00:16 28.69 0.03 25.94 2.72 0.43 4094.44 10803.08 Average: 25.22 0.04 22.58 2.59 3.35 3098.03 8647.87 13:40:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:02 9579780 13260976 2695928 16.47 142152 3649136 2755472 15.82 699168 5685716 25760 14:00:16 7303020 11955320 3997556 24.42 159640 4558880 4061552 23.31 965012 7656220 2092 Average: 8441400 12608148 3346742 20.44 150896 4104008 3408512 19.56 832090 6670968 13926 13:40:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:02 lo 1183.11 1183.11 1120.58 1120.58 0.00 0.00 0.00 0.00 13:50:02 ens3 25.09 22.62 20.20 7.14 0.00 0.00 0.00 0.00 13:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:16 lo 1124.55 1124.55 1065.15 1065.15 0.00 0.00 0.00 0.00 14:00:16 ens3 23.97 21.52 32.75 6.67 0.00 0.00 0.00 0.00 14:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1153.12 1153.12 1092.20 1092.20 0.00 0.00 0.00 0.00 Average: ens3 24.52 22.06 26.63 6.90 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-32393) 07/02/26 _x86_64_ (4 CPU) 13:34:48 LINUX RESTART (4 CPU) 13:40:16 CPU %user %nice %system %iowait %steal %idle 13:50:02 all 65.94 0.00 2.17 0.13 0.11 31.65 13:50:02 0 64.74 0.00 2.10 0.19 0.10 32.87 13:50:02 1 64.71 0.00 2.10 0.12 0.11 32.96 13:50:02 2 67.83 0.00 2.38 0.04 0.10 29.65 13:50:02 3 66.49 0.00 2.10 0.18 0.11 31.13 14:00:16 all 55.54 0.00 2.25 0.37 0.10 41.75 14:00:16 0 56.33 0.00 2.14 0.56 0.10 40.87 14:00:16 1 55.85 0.00 2.31 0.30 0.10 41.44 14:00:16 2 55.53 0.00 2.32 0.16 0.10 41.89 14:00:16 3 54.44 0.00 2.21 0.45 0.10 42.79 Average: all 60.61 0.00 2.21 0.25 0.10 36.82 Average: 0 60.44 0.00 2.12 0.38 0.10 36.96 Average: 1 60.18 0.00 2.21 0.21 0.11 37.30 Average: 2 61.53 0.00 2.35 0.10 0.10 35.92 Average: 3 60.32 0.00 2.16 0.32 0.10 37.10