---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-60236 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 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 660 9718 4 5609 14985 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:3d:20:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.101/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84492sec preferred_lft 84492sec inet6 fe80::f816:3eff:fe3d:2012/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:62:f7:18:43:d3 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-60236) 09/27/26 _x86_64_ (4 CPU) 18:21:22 LINUX RESTART (4 CPU) 18:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:00 25.05 0.01 9.59 15.44 0.60 627.52 285344.36 18:50:00 37.94 0.17 32.67 5.10 5.63 7062.20 73196.56 Average: 31.49 0.09 21.13 10.27 3.11 3844.86 179270.46 18:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:00 9465468 13128596 2829236 17.28 157352 3624864 3440272 19.75 741776 5778800 20520 18:50:00 7048976 12455908 3491236 21.32 191848 5241100 3670184 21.07 1378540 7430256 4716 Average: 8257222 12792252 3160236 19.30 174600 4432982 3555228 20.41 1060158 6604528 12618 18:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:00 lo 55.08 55.08 13.76 13.76 0.00 0.00 0.00 0.00 18:40:00 ens3 4.31 3.69 3.76 1.30 0.00 0.00 0.00 0.00 18:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:00 lo 2814.79 2814.79 2704.61 2704.61 0.00 0.00 0.00 0.00 18:50:00 ens3 84.50 62.90 514.16 15.75 0.00 0.00 0.00 0.00 18:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1434.93 1434.93 1359.19 1359.19 0.00 0.00 0.00 0.00 Average: ens3 44.41 33.29 258.96 8.52 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-60236) 09/27/26 _x86_64_ (4 CPU) 18:21:22 LINUX RESTART (4 CPU) 18:30:00 CPU %user %nice %system %iowait %steal %idle 18:40:00 all 14.36 0.00 0.91 0.11 0.01 84.60 18:40:00 0 14.34 0.00 0.99 0.19 0.01 84.48 18:40:00 1 14.64 0.00 0.93 0.10 0.01 84.32 18:40:00 2 14.79 0.00 0.82 0.05 0.01 84.33 18:40:00 3 13.68 0.00 0.92 0.12 0.01 85.26 18:50:00 all 52.00 0.00 3.11 0.18 0.02 44.69 18:50:00 0 50.48 0.00 2.81 0.12 0.02 46.57 18:50:00 1 52.48 0.00 3.41 0.33 0.03 43.75 18:50:00 2 52.79 0.00 3.21 0.16 0.03 43.82 18:50:00 3 52.24 0.00 3.00 0.12 0.02 44.62 Average: all 33.19 0.00 2.01 0.15 0.02 64.64 Average: 0 32.42 0.00 1.90 0.15 0.01 65.52 Average: 1 33.56 0.00 2.17 0.22 0.02 64.03 Average: 2 33.80 0.00 2.02 0.10 0.02 64.07 Average: 3 32.97 0.00 1.96 0.12 0.01 64.93