---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23630 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 620 10191 4 5177 15026 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:c4:17:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.254/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84816sec preferred_lft 84816sec inet6 fe80::f816:3eff:fec4:17be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:ef:4f:c0:1c:e8 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-23630) 06/04/26 _x86_64_ (4 CPU) 06:59:30 LINUX RESTART (4 CPU) 07:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:01 57.95 4.32 39.12 14.51 461.67 5039.02 256254.80 07:20:15 3.87 0.23 3.50 0.15 8.51 526.41 31.09 Average: 30.61 2.25 21.11 7.25 232.55 2757.38 126704.08 07:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:01 10318256 13594388 2367088 14.46 117716 3314184 2811252 16.14 580396 5120456 3328 07:20:15 10262760 13722388 2237632 13.67 125744 3473216 2450912 14.07 624808 5110708 31020 Average: 10290508 13658388 2302360 14.06 121730 3393700 2631082 15.10 602602 5115582 17174 07:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:01 lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 07:10:01 ens3 101.48 77.17 1052.77 13.51 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:15 lo 0.77 0.77 0.38 0.38 0.00 0.00 0.00 0.00 07:20:15 ens3 9.88 8.95 44.12 2.25 0.00 0.00 0.00 0.00 07:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 55.17 42.67 542.78 7.82 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-23630) 06/04/26 _x86_64_ (4 CPU) 06:59:30 LINUX RESTART (4 CPU) 07:00:00 CPU %user %nice %system %iowait %steal %idle 07:10:01 all 47.74 0.00 1.29 0.32 0.07 50.59 07:10:01 0 47.70 0.00 1.25 0.12 0.07 50.86 07:10:01 1 45.80 0.00 1.18 0.23 0.07 52.71 07:10:01 2 47.60 0.00 1.47 0.45 0.07 50.42 07:10:01 3 49.84 0.00 1.24 0.48 0.07 48.36 07:20:15 all 51.11 0.00 0.59 0.02 0.08 48.21 07:20:15 0 48.07 0.00 0.57 0.01 0.08 51.27 07:20:15 1 46.55 0.00 0.65 0.03 0.08 52.69 07:20:15 2 46.31 0.00 0.64 0.01 0.07 52.98 07:20:15 3 63.53 0.00 0.50 0.01 0.08 35.88 Average: all 49.44 0.00 0.93 0.17 0.07 49.38 Average: 0 47.88 0.00 0.91 0.06 0.08 51.07 Average: 1 46.18 0.00 0.91 0.13 0.07 52.70 Average: 2 46.94 0.00 1.05 0.22 0.07 51.71 Average: 3 56.76 0.00 0.87 0.25 0.08 42.05