---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-107 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 17G 62G 21% / 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 649 6431 4 8908 14996 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:c4:cd:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.174/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84976sec preferred_lft 84976sec inet6 fe80::f816:3eff:fec4:cd67/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:ea:c3:ab:fe:ff 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-v1-8c-8g-107) 09/09/26 _x86_64_ (4 CPU) 05:17:45 LINUX RESTART (4 CPU) 05:20:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:27 55.48 3.10 37.70 14.68 169.80 14494.57 263384.38 05:40:07 239.30 1.63 228.18 9.49 37.46 15374.34 107486.36 Average: 144.99 2.38 130.46 12.15 105.36 14922.98 187468.83 05:20:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:27 7491616 13539044 2406984 14.70 201368 5837120 2657988 15.26 1148800 7192844 183012 05:40:07 6557124 15323412 599284 3.66 326852 8213328 1134804 6.51 2086036 6911960 104 Average: 7024370 14431228 1503134 9.18 264110 7025224 1896396 10.89 1617418 7052402 91558 05:20:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:27 lo 0.74 0.74 0.22 0.22 0.00 0.00 0.00 0.00 05:30:27 ens3 170.01 143.96 1674.50 29.39 0.00 0.00 0.00 0.00 05:30:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:07 lo 12.16 12.16 1.18 1.18 0.00 0.00 0.00 0.00 05:40:07 ens3 97.96 93.46 341.50 223.82 0.00 0.00 0.00 0.00 05:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 6.30 6.30 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 134.93 119.37 1025.38 124.07 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-v1-8c-8g-107) 09/09/26 _x86_64_ (4 CPU) 05:17:45 LINUX RESTART (4 CPU) 05:20:17 CPU %user %nice %system %iowait %steal %idle 05:30:27 all 34.52 0.00 2.96 0.40 0.02 62.11 05:30:27 0 34.25 0.00 3.23 0.50 0.02 62.00 05:30:27 1 34.33 0.00 2.96 0.57 0.02 62.12 05:30:27 2 34.72 0.00 2.70 0.24 0.02 62.32 05:30:27 3 34.77 0.00 2.94 0.27 0.02 62.00 05:40:07 all 37.54 0.00 3.60 0.30 0.03 58.53 05:40:07 0 34.29 0.00 3.17 0.19 0.02 62.32 05:40:07 1 38.77 0.00 3.54 0.26 0.03 57.41 05:40:07 2 35.02 0.00 3.65 0.31 0.03 61.00 05:40:07 3 42.12 0.00 4.04 0.44 0.02 53.38 Average: all 35.99 0.00 3.27 0.35 0.02 60.37 Average: 0 34.27 0.00 3.20 0.35 0.02 62.16 Average: 1 36.49 0.00 3.24 0.42 0.03 59.83 Average: 2 34.87 0.00 3.16 0.27 0.02 61.67 Average: 3 38.35 0.00 3.47 0.35 0.02 57.81