---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46282 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 668 9211 4 6109 14977 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:19:61:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84464sec preferred_lft 84464sec inet6 fe80::f816:3eff:fe19:61b4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:f0:dd:74:76:d7 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-46282) 08/31/26 _x86_64_ (4 CPU) 05:12:25 LINUX RESTART (4 CPU) 05:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:10 11.75 0.02 9.92 1.82 0.55 869.33 11292.46 05:40:00 33.32 0.19 29.06 4.06 6.05 7583.25 26210.19 Average: 22.44 0.11 19.40 2.93 3.27 4195.28 18682.44 05:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:10 9545740 13191996 2764640 16.89 137840 3605816 3009616 17.28 723428 5673344 972 05:40:00 7323528 13167696 2777936 16.97 171816 5671516 2845952 16.34 1589640 6930560 152364 Average: 8434634 13179846 2771288 16.93 154828 4638666 2927784 16.81 1156534 6301952 76668 05:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:10 lo 46.94 46.94 11.28 11.28 0.00 0.00 0.00 0.00 05:30:10 ens3 10.58 8.57 12.80 3.24 0.00 0.00 0.00 0.00 05:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:00 lo 2013.05 2013.05 1914.75 1914.75 0.00 0.00 0.00 0.00 05:40:00 ens3 67.94 53.99 510.25 14.47 0.00 0.00 0.00 0.00 05:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1020.92 1020.92 954.22 954.22 0.00 0.00 0.00 0.00 Average: ens3 39.00 31.07 259.23 8.80 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-46282) 08/31/26 _x86_64_ (4 CPU) 05:12:25 LINUX RESTART (4 CPU) 05:20:09 CPU %user %nice %system %iowait %steal %idle 05:30:10 all 23.19 0.00 1.09 0.07 0.01 75.63 05:30:10 0 23.04 0.00 1.06 0.08 0.02 75.80 05:30:10 1 23.40 0.00 1.05 0.13 0.02 75.41 05:30:10 2 22.94 0.00 1.14 0.05 0.01 75.86 05:30:10 3 23.37 0.00 1.14 0.03 0.02 75.44 05:40:00 all 46.74 0.00 2.69 0.13 0.02 50.43 05:40:00 0 42.90 0.00 2.69 0.13 0.02 54.27 05:40:00 1 48.23 0.00 2.68 0.07 0.02 48.99 05:40:00 2 48.55 0.00 2.86 0.25 0.03 48.31 05:40:00 3 47.26 0.00 2.52 0.05 0.02 50.14 Average: all 34.85 0.00 1.88 0.10 0.02 63.15 Average: 0 32.88 0.00 1.87 0.10 0.02 65.14 Average: 1 35.70 0.00 1.86 0.10 0.02 62.33 Average: 2 35.62 0.00 1.99 0.15 0.02 62.22 Average: 3 35.20 0.00 1.82 0.04 0.02 62.92