---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7216 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: 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 9.2G 69G 12% / 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 623 11906 4 3460 15022 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:8c:11:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.23/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84080sec preferred_lft 84080sec inet6 fe80::f816:3eff:fe8c:1124/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:ea:40:2d:29:b6 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-7216) 09/11/26 _x86_64_ (4 CPU) 11:04:30 LINUX RESTART (4 CPU) 11:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:04 13.84 11.89 1.93 0.01 132.78 34.18 216.26 11:30:04 14.21 0.00 1.47 12.74 0.15 17.28 242615.66 11:40:04 25.41 1.36 23.63 0.42 97.64 988.93 314.71 Average: 17.82 4.42 9.01 4.39 76.86 346.75 81036.75 11:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:04 13670608 15499376 511052 3.12 56712 1992740 1171736 6.73 231364 2205184 172 11:30:04 13665568 15499844 510460 3.12 57544 1997388 1171864 6.73 237012 2206524 256 11:40:04 13034212 15325960 656160 4.01 89960 2398260 1287752 7.39 326020 2701448 225908 Average: 13456796 15441727 559224 3.42 68072 2129463 1210451 6.95 264799 2371052 75445 11:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:20:04 ens3 0.86 0.23 0.24 0.16 0.00 0.00 0.00 0.00 11:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:30:04 ens3 0.29 0.11 0.07 0.04 0.00 0.00 0.00 0.00 11:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:04 lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 11:40:04 ens3 35.95 26.44 202.81 5.87 0.00 0.00 0.00 0.00 11:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 12.37 8.92 67.70 2.02 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-7216) 09/11/26 _x86_64_ (4 CPU) 11:04:30 LINUX RESTART (4 CPU) 11:10:03 CPU %user %nice %system %iowait %steal %idle 11:20:04 all 0.15 0.10 0.05 0.15 0.01 99.54 11:20:04 0 0.02 0.23 0.07 0.26 0.00 99.42 11:20:04 1 0.35 0.00 0.04 0.00 0.01 99.60 11:20:04 2 0.02 0.00 0.02 0.09 0.01 99.86 11:20:04 3 0.21 0.18 0.08 0.25 0.01 99.27 11:30:04 all 0.06 0.00 0.03 0.04 0.01 99.86 11:30:04 0 0.07 0.00 0.01 0.00 0.00 99.91 11:30:04 1 0.08 0.00 0.02 0.00 0.00 99.89 11:30:04 2 0.04 0.00 0.04 0.02 0.01 99.89 11:30:04 3 0.07 0.00 0.04 0.15 0.00 99.74 11:40:04 all 2.22 0.00 0.25 0.27 0.01 97.24 11:40:04 0 2.28 0.00 0.29 0.79 0.01 96.63 11:40:04 1 1.56 0.00 0.19 0.06 0.01 98.19 11:40:04 2 2.32 0.00 0.29 0.17 0.01 97.22 11:40:04 3 2.74 0.00 0.24 0.08 0.01 96.93 Average: all 0.81 0.03 0.11 0.16 0.01 98.88 Average: 0 0.79 0.08 0.13 0.35 0.01 98.65 Average: 1 0.66 0.00 0.08 0.02 0.01 99.23 Average: 2 0.79 0.00 0.12 0.09 0.01 98.99 Average: 3 1.01 0.06 0.12 0.16 0.01 98.65