---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-39919 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 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 660 9274 4 6054 14986 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:3a:9a:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84483sec preferred_lft 84483sec inet6 fe80::f816:3eff:fe3a:9aa8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:6b:d7:f3:1f:de 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-39919) 08/22/26 _x86_64_ (4 CPU) 05:12:25 LINUX RESTART (4 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:07 11.53 0.02 9.91 1.60 0.71 843.72 38983.42 05:40:10 51.56 0.20 33.38 17.98 6.10 8376.08 306926.22 Average: 31.50 0.11 21.62 9.77 3.40 4601.15 172643.50 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:07 9303072 12888500 3070292 18.75 132628 3565280 3285268 18.86 677996 5988180 148 05:40:10 6092904 12111980 3834168 23.42 173944 5840800 3975284 22.82 1589912 8166396 192084 Average: 7697988 12500240 3452230 21.08 153286 4703040 3630276 20.84 1133954 7077288 96116 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:07 lo 51.88 51.88 12.59 12.59 0.00 0.00 0.00 0.00 05:30:07 ens3 11.74 9.48 9.04 3.20 0.00 0.00 0.00 0.00 05:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:10 lo 2372.59 2372.59 2267.26 2267.26 0.00 0.00 0.00 0.00 05:40:10 ens3 80.19 62.35 500.58 15.22 0.00 0.00 0.00 0.00 05:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1209.54 1209.54 1137.30 1137.30 0.00 0.00 0.00 0.00 Average: ens3 45.89 35.86 254.24 9.19 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-39919) 08/22/26 _x86_64_ (4 CPU) 05:12:25 LINUX RESTART (4 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:07 all 22.21 0.00 0.98 0.21 0.09 76.51 05:30:07 0 23.11 0.00 1.22 0.14 0.08 75.44 05:30:07 1 21.66 0.00 0.95 0.15 0.08 77.15 05:30:07 2 22.01 0.00 0.91 0.43 0.09 76.55 05:30:07 3 22.06 0.00 0.85 0.12 0.09 76.89 05:40:10 all 51.04 0.00 2.68 1.10 0.10 45.09 05:40:10 0 49.49 0.00 2.66 0.91 0.10 46.85 05:40:10 1 49.74 0.00 2.75 1.71 0.10 45.70 05:40:10 2 53.33 0.00 2.57 0.63 0.10 43.37 05:40:10 3 51.59 0.00 2.72 1.13 0.10 44.46 Average: all 36.58 0.00 1.83 0.65 0.09 60.85 Average: 0 36.26 0.00 1.94 0.52 0.09 61.19 Average: 1 35.66 0.00 1.85 0.93 0.09 61.47 Average: 2 37.59 0.00 1.74 0.53 0.09 60.04 Average: 3 36.79 0.00 1.78 0.62 0.09 60.72