---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26437 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 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 665 9438 4 5885 14981 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:42:8e:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.212/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84615sec preferred_lft 84615sec inet6 fe80::f816:3eff:fe42:8e05/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:9f:00:26:e5:e3 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-26437) 06/10/26 _x86_64_ (4 CPU) 11:41:29 LINUX RESTART (4 CPU) 11:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:16 22.54 0.10 7.87 14.57 3.87 661.21 260946.85 12:10:01 33.37 0.08 29.14 4.15 2.30 8771.76 145652.19 Average: 27.85 0.09 18.30 9.46 3.10 4639.72 204390.65 11:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:16 9355480 13191468 2765408 16.89 140220 3795228 3085680 17.71 707368 5885560 240644 12:10:01 7382656 13059368 2887616 17.64 169072 5522436 2989572 17.16 1538372 6939564 420 Average: 8369068 13125418 2826512 17.26 154646 4658832 3037626 17.44 1122870 6412562 120532 11:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:16 lo 133.38 133.38 90.14 90.14 0.00 0.00 0.00 0.00 12:00:16 ens3 23.98 15.48 232.63 2.25 0.00 0.00 0.00 0.00 12:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 3960.15 3960.15 3804.60 3804.60 0.00 0.00 0.00 0.00 12:10:01 ens3 36.53 32.08 242.86 7.51 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2010.55 2010.55 1912.22 1912.22 0.00 0.00 0.00 0.00 Average: ens3 30.14 23.62 237.65 4.83 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-26437) 06/10/26 _x86_64_ (4 CPU) 11:41:29 LINUX RESTART (4 CPU) 11:50:09 CPU %user %nice %system %iowait %steal %idle 12:00:16 all 17.43 0.00 0.90 0.07 0.09 81.52 12:00:16 0 17.98 0.00 0.83 0.01 0.09 81.09 12:00:16 1 17.40 0.00 0.85 0.03 0.09 81.63 12:00:16 2 17.70 0.00 0.83 0.02 0.09 81.35 12:00:16 3 16.62 0.00 1.09 0.20 0.09 82.01 12:10:01 all 48.61 0.00 3.23 6.32 0.10 41.74 12:10:01 0 46.89 0.00 3.13 12.44 0.10 37.45 12:10:01 1 47.40 0.00 2.92 3.45 0.10 46.13 12:10:01 2 50.20 0.00 3.41 6.36 0.10 39.94 12:10:01 3 49.96 0.00 3.46 3.01 0.10 43.47 Average: all 32.70 0.00 2.04 3.13 0.10 62.04 Average: 0 32.15 0.00 1.96 6.10 0.09 59.69 Average: 1 32.10 0.00 1.86 1.71 0.10 64.24 Average: 2 33.61 0.00 2.09 3.12 0.10 61.07 Average: 3 32.93 0.00 2.25 1.57 0.10 63.15