---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6809 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 725 9481 4 5782 14920 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:2f:85:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84429sec preferred_lft 84429sec inet6 fe80::f816:3eff:fe2f:8579/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:15:5f:5a:c0:9b 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-6809) 09/10/26 _x86_64_ (4 CPU) 14:07:22 LINUX RESTART (4 CPU) 14:10:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:20 25.24 0.64 22.24 2.36 26.37 4108.87 3724.48 14:30:01 30.04 0.08 26.94 3.02 1.82 6254.24 11687.73 Average: 27.60 0.36 24.55 2.68 14.29 5164.21 7641.73 14:10:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:20 9069208 13109144 2845212 17.38 158260 3955336 3119564 17.91 746468 6121968 179744 14:30:01 7920600 13237752 2710012 16.55 189004 5136076 3179412 18.25 1035096 6903276 21508 Average: 8494904 13173448 2777612 16.96 173632 4545706 3149488 18.08 890782 6512622 100626 14:10:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:20 lo 1073.66 1073.66 1022.99 1022.99 0.00 0.00 0.00 0.00 14:20:20 ens3 79.82 58.18 361.81 22.54 0.00 0.00 0.00 0.00 14:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 1100.76 1100.76 1048.57 1048.57 0.00 0.00 0.00 0.00 14:30:01 ens3 64.46 50.26 265.79 13.11 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1086.99 1086.99 1035.57 1035.57 0.00 0.00 0.00 0.00 Average: ens3 72.26 54.28 314.57 17.90 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-6809) 09/10/26 _x86_64_ (4 CPU) 14:07:22 LINUX RESTART (4 CPU) 14:10:20 CPU %user %nice %system %iowait %steal %idle 14:20:20 all 63.98 0.00 2.44 0.07 0.03 33.49 14:20:20 0 62.72 0.00 2.42 0.06 0.03 34.77 14:20:20 1 65.96 0.00 2.23 0.06 0.03 31.72 14:20:20 2 62.82 0.00 2.40 0.09 0.03 34.66 14:20:20 3 64.42 0.00 2.68 0.07 0.03 32.80 14:30:01 all 57.20 0.00 2.46 0.09 0.03 40.22 14:30:01 0 55.42 0.00 2.42 0.14 0.03 41.99 14:30:01 1 57.85 0.00 2.51 0.06 0.03 39.55 14:30:01 2 58.01 0.00 2.47 0.11 0.03 39.39 14:30:01 3 57.51 0.00 2.44 0.06 0.03 39.95 Average: all 60.64 0.00 2.45 0.08 0.03 36.80 Average: 0 59.13 0.00 2.42 0.10 0.03 38.32 Average: 1 61.97 0.00 2.37 0.06 0.03 35.58 Average: 2 60.45 0.00 2.43 0.10 0.03 36.99 Average: 3 61.02 0.00 2.56 0.07 0.03 36.31