---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-807 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 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 711 9561 4 5716 14934 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:04:ca:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84047sec preferred_lft 84047sec inet6 fe80::f816:3eff:fe04:caaf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:40:2d:bd:a4:2b 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-807) 09/06/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:38 7.31 2.05 5.15 0.11 125.64 1800.02 278.09 06:50:23 29.57 0.48 26.06 3.04 17.51 3882.05 10015.82 07:00:04 26.60 0.07 23.66 2.87 1.73 5879.95 8728.54 Average: 20.87 0.89 18.01 1.96 49.95 3808.63 6213.17 06:30:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:38 11048796 14104316 1857972 11.35 122812 3082476 2240216 12.86 472292 4494604 43648 06:50:23 9508104 13409360 2544652 15.54 166012 3811376 2700216 15.50 735756 5668872 15424 07:00:04 7560640 12797636 3150192 19.24 195396 5049164 3272684 18.79 1016808 7264936 35636 Average: 9372513 13437104 2517605 15.38 161407 3981005 2737705 15.71 741619 5809471 31569 06:30:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:38 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 06:40:38 ens3 82.32 65.23 557.41 10.06 0.00 0.00 0.00 0.00 06:40:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:23 lo 1495.84 1495.84 1425.90 1425.90 0.00 0.00 0.00 0.00 06:50:23 ens3 64.46 50.21 347.79 15.35 0.00 0.00 0.00 0.00 06:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:04 lo 845.16 845.16 805.00 805.00 0.00 0.00 0.00 0.00 07:00:04 ens3 57.08 44.18 243.68 13.63 0.00 0.00 0.00 0.00 07:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 764.44 764.44 728.39 728.39 0.00 0.00 0.00 0.00 Average: ens3 68.26 53.47 386.76 12.95 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-807) 09/06/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:18 CPU %user %nice %system %iowait %steal %idle 06:40:38 all 13.21 0.00 0.55 0.05 0.01 86.18 06:40:38 0 13.77 0.00 0.58 0.09 0.01 85.54 06:40:38 1 12.89 0.00 0.63 0.06 0.01 86.42 06:40:38 2 12.34 0.00 0.46 0.03 0.00 87.17 06:40:38 3 13.86 0.00 0.52 0.02 0.01 85.59 06:50:23 all 63.65 0.00 2.68 0.08 0.03 33.56 06:50:23 0 63.44 0.00 2.56 0.08 0.02 33.89 06:50:23 1 65.19 0.00 2.76 0.07 0.04 31.94 06:50:23 2 61.34 0.00 2.91 0.08 0.02 35.64 06:50:23 3 64.65 0.00 2.50 0.08 0.02 32.75 07:00:04 all 57.26 0.00 2.41 0.07 0.03 40.23 07:00:04 0 54.78 0.00 2.33 0.06 0.03 42.80 07:00:04 1 55.93 0.00 2.47 0.09 0.02 41.50 07:00:04 2 56.60 0.00 2.29 0.07 0.02 41.01 07:00:04 3 61.75 0.00 2.56 0.05 0.03 35.62 Average: all 44.04 0.00 1.85 0.06 0.02 54.02 Average: 0 43.36 0.00 1.80 0.08 0.02 54.74 Average: 1 44.00 0.00 1.92 0.07 0.02 53.98 Average: 2 42.75 0.00 1.86 0.06 0.02 55.31 Average: 3 46.04 0.00 1.83 0.05 0.02 52.06