---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6424 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 686 9703 4 5599 14959 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:5f:b9:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84409sec preferred_lft 84409sec inet6 fe80::f816:3eff:fe5f:b947/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:8b:a4:8d:73:6c 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-6424) 09/09/26 _x86_64_ (4 CPU) 18:23:26 LINUX RESTART (4 CPU) 18:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:01 43.50 0.02 36.83 6.65 0.56 1543.01 137177.63 18:50:05 33.67 0.18 29.05 4.44 5.73 6373.40 29724.54 Average: 38.55 0.10 32.91 5.54 3.17 3974.79 83082.17 18:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:01 9136456 12758588 3199288 19.54 155508 3589680 3418452 19.62 739476 6094112 120 18:50:05 7554212 12792564 3156516 19.28 184240 5095796 3166272 18.17 1313876 7028504 50768 Average: 8345334 12775576 3177902 19.41 169874 4342738 3292362 18.90 1026676 6561308 25444 18:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:01 lo 42.48 42.48 10.16 10.16 0.00 0.00 0.00 0.00 18:40:01 ens3 10.95 8.57 9.79 3.11 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:05 lo 2298.15 2298.15 2185.02 2185.02 0.00 0.00 0.00 0.00 18:50:05 ens3 83.50 65.06 510.05 15.01 0.00 0.00 0.00 0.00 18:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1178.06 1178.06 1105.06 1105.06 0.00 0.00 0.00 0.00 Average: ens3 47.48 37.01 261.64 9.10 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-6424) 09/09/26 _x86_64_ (4 CPU) 18:23:26 LINUX RESTART (4 CPU) 18:30:05 CPU %user %nice %system %iowait %steal %idle 18:40:01 all 22.18 0.00 1.20 0.59 0.02 76.02 18:40:01 0 23.28 0.00 1.23 0.47 0.02 75.01 18:40:01 1 21.35 0.00 1.17 0.88 0.02 76.59 18:40:01 2 22.06 0.00 1.22 0.63 0.02 76.07 18:40:01 3 22.02 0.00 1.19 0.37 0.02 76.40 18:50:05 all 44.07 0.00 2.64 0.12 0.02 53.15 18:50:05 0 42.22 0.00 2.86 0.06 0.02 54.85 18:50:05 1 44.20 0.00 2.65 0.22 0.02 52.92 18:50:05 2 45.26 0.00 2.45 0.14 0.02 52.13 18:50:05 3 44.60 0.00 2.61 0.08 0.01 52.69 Average: all 33.19 0.00 1.93 0.35 0.02 64.51 Average: 0 32.81 0.00 2.05 0.26 0.02 64.86 Average: 1 32.84 0.00 1.91 0.55 0.02 64.68 Average: 2 33.73 0.00 1.84 0.38 0.02 64.03 Average: 3 33.39 0.00 1.91 0.22 0.02 64.47