---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-42204 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: 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 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 10G 68G 13% / 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 732 10820 4 4436 14913 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:d9:42:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84312sec preferred_lft 84312sec inet6 fe80::f816:3eff:fed9:4222/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:f3:61:e5:e5:ac 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-42204) 08/28/26 _x86_64_ (4 CPU) 20:53:16 LINUX RESTART (4 CPU) 21:00:46 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:08 21.90 2.73 16.78 2.40 150.42 2861.14 2776.69 21:20:31 46.76 0.02 38.74 7.99 0.65 3441.15 6907.81 Average: 34.98 1.30 28.33 5.34 71.63 3166.29 4950.09 21:00:46 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:08 10611416 13840940 2120168 12.95 132852 3241012 2359340 13.54 501312 4897004 119652 21:20:31 9973020 13783184 2171456 13.26 196896 3680576 2302004 13.21 686532 5265912 45396 Average: 10292218 13812062 2145812 13.11 164874 3460794 2330672 13.38 593922 5081458 82524 21:00:46 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:08 lo 1559.51 1559.51 1487.43 1487.43 0.00 0.00 0.00 0.00 21:10:08 ens3 91.91 74.74 867.58 17.24 0.00 0.00 0.00 0.00 21:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:31 lo 4615.88 4615.88 4401.66 4401.66 0.00 0.00 0.00 0.00 21:20:31 ens3 77.37 58.35 30.84 28.61 0.00 0.00 0.00 0.00 21:20:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3167.48 3167.48 3020.62 3020.62 0.00 0.00 0.00 0.00 Average: ens3 84.26 66.12 427.37 23.22 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-42204) 08/28/26 _x86_64_ (4 CPU) 20:53:16 LINUX RESTART (4 CPU) 21:00:46 CPU %user %nice %system %iowait %steal %idle 21:10:08 all 26.46 0.00 1.73 0.08 0.01 71.72 21:10:08 0 26.86 0.00 1.51 0.06 0.01 71.55 21:10:08 1 25.42 0.00 1.86 0.11 0.01 72.61 21:10:08 2 26.87 0.00 1.72 0.08 0.01 71.32 21:10:08 3 26.71 0.00 1.82 0.08 0.01 71.38 21:20:31 all 60.97 0.00 4.26 0.11 0.02 34.63 21:20:31 0 60.78 0.00 4.42 0.08 0.03 34.69 21:20:31 1 61.13 0.00 4.04 0.08 0.02 34.72 21:20:31 2 60.44 0.00 3.92 0.11 0.02 35.51 21:20:31 3 61.54 0.00 4.66 0.17 0.03 33.60 Average: all 44.60 0.00 3.06 0.10 0.02 52.23 Average: 0 44.69 0.00 3.04 0.07 0.02 52.17 Average: 1 44.18 0.00 3.01 0.09 0.02 52.71 Average: 2 44.52 0.00 2.88 0.09 0.02 52.50 Average: 3 45.01 0.00 3.31 0.13 0.02 51.53