---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-58807 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 11G 68G 14% / 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 681 10778 4 4529 14964 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:79:3d:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85123sec preferred_lft 85123sec inet6 fe80::f816:3eff:fe79:3df7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:8d:8c:01:9e:27 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-58807) 09/26/26 _x86_64_ (4 CPU) 01:39:23 LINUX RESTART (4 CPU) 01:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:00 36.83 3.93 31.55 1.35 246.80 5389.80 3186.01 02:00:00 29.45 1.00 23.96 4.49 36.09 4250.93 10571.15 Average: 33.14 2.47 27.76 2.92 141.45 4820.36 6878.61 01:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:00 10283776 13657092 2302244 14.06 126116 3376544 2653408 15.23 533096 5173696 16092 02:00:00 11082844 15362648 589892 3.60 163540 4169084 1108556 6.36 761560 4033620 69124 Average: 10683310 14509870 1446068 8.83 144828 3772814 1880982 10.80 647328 4603658 42608 01:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:00 lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 01:50:00 ens3 130.42 99.05 876.72 19.04 0.00 0.00 0.00 0.00 01:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:00 lo 1842.31 1842.31 1756.38 1756.38 0.00 0.00 0.00 0.00 02:00:00 ens3 109.55 83.26 503.26 21.23 0.00 0.00 0.00 0.00 02:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 921.86 921.86 878.27 878.27 0.00 0.00 0.00 0.00 Average: ens3 119.99 91.15 689.99 20.14 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-58807) 09/26/26 _x86_64_ (4 CPU) 01:39:23 LINUX RESTART (4 CPU) 01:40:00 CPU %user %nice %system %iowait %steal %idle 01:50:00 all 64.29 0.00 2.58 0.33 0.04 32.75 01:50:00 0 64.55 0.00 2.87 0.50 0.05 32.04 01:50:00 1 64.04 0.00 2.48 0.63 0.04 32.81 01:50:00 2 63.56 0.00 2.59 0.09 0.04 33.72 01:50:00 3 65.03 0.00 2.37 0.10 0.04 32.46 02:00:00 all 65.54 0.00 3.11 0.10 0.03 31.22 02:00:00 0 63.18 0.00 3.13 0.12 0.03 33.53 02:00:00 1 64.60 0.00 2.98 0.06 0.03 32.33 02:00:00 2 67.95 0.00 3.58 0.07 0.04 28.36 02:00:00 3 66.44 0.00 2.77 0.13 0.03 30.64 Average: all 64.92 0.00 2.85 0.21 0.04 31.99 Average: 0 63.86 0.00 3.00 0.31 0.04 32.79 Average: 1 64.32 0.00 2.73 0.35 0.03 32.57 Average: 2 65.75 0.00 3.09 0.08 0.04 31.03 Average: 3 65.73 0.00 2.57 0.11 0.04 31.55