---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11937 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 649 8899 4 6440 14997 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:f5:e7:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83805sec preferred_lft 83805sec inet6 fe80::f816:3eff:fef5:e720/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:30:15:58:8f:a8 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-11937) 05/08/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 29.91 3.00 24.04 2.87 163.17 3846.21 6533.88 05:50:08 28.88 0.01 25.83 3.04 0.33 2416.81 16670.27 06:00:09 17.60 0.31 15.39 1.90 11.70 8269.49 4845.52 Average: 25.46 1.10 21.76 2.60 57.71 4839.03 9390.97 05:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 9239260 12954644 3003264 18.34 138664 3697748 3087640 17.72 713124 6019068 207552 05:50:08 9154368 13106452 2848188 17.40 158516 3888032 3175752 18.23 802464 5987132 19324 06:00:09 9132092 15367032 580712 3.55 178820 6074360 1099436 6.31 1584784 5136596 480 Average: 9175240 13809376 2144055 13.10 158667 4553380 2454276 14.09 1033457 5714265 75785 05:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1581.62 1581.62 1501.36 1501.36 0.00 0.00 0.00 0.00 05:40:01 ens3 119.77 96.21 942.43 19.62 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:08 lo 1146.16 1146.16 1091.58 1091.58 0.00 0.00 0.00 0.00 05:50:08 ens3 38.79 30.55 26.36 10.75 0.00 0.00 0.00 0.00 05:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:09 lo 539.98 539.98 7122.35 7122.35 0.00 0.00 0.00 0.00 06:00:09 ens3 52.40 49.49 116.51 355.00 0.00 0.00 0.00 0.00 06:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1087.32 1087.32 3237.63 3237.63 0.00 0.00 0.00 0.00 Average: ens3 69.98 58.47 357.90 128.47 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-11937) 05/08/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:09 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 58.06 0.00 2.32 0.09 0.08 39.44 05:40:01 0 56.84 0.00 1.94 0.09 0.07 41.05 05:40:01 1 57.69 0.00 2.18 0.06 0.07 39.99 05:40:01 2 59.12 0.00 2.48 0.13 0.08 38.20 05:40:01 3 58.60 0.00 2.70 0.10 0.07 38.53 05:50:08 all 65.08 0.00 2.38 0.07 0.09 32.38 05:50:08 0 62.98 0.00 2.54 0.11 0.09 34.29 05:50:08 1 65.55 0.00 2.22 0.07 0.09 32.07 05:50:08 2 66.41 0.00 2.54 0.03 0.09 30.92 05:50:08 3 65.39 0.00 2.23 0.06 0.09 32.23 06:00:09 all 39.30 0.00 1.43 0.12 0.07 59.08 06:00:09 0 45.36 0.00 1.37 0.05 0.07 53.14 06:00:09 1 39.26 0.00 1.39 0.06 0.06 59.22 06:00:09 2 30.56 0.00 1.39 0.29 0.07 67.70 06:00:09 3 42.01 0.00 1.59 0.07 0.07 56.26 Average: all 54.16 0.00 2.05 0.09 0.08 43.62 Average: 0 55.07 0.00 1.95 0.08 0.08 42.82 Average: 1 54.19 0.00 1.93 0.07 0.08 43.74 Average: 2 52.02 0.00 2.13 0.15 0.08 45.62 Average: 3 55.36 0.00 2.17 0.08 0.08 42.31