---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41433 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 66G 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 676 9254 4 6058 14969 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:89:6b:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84543sec preferred_lft 84543sec inet6 fe80::f816:3eff:fe89:6b86/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:b5:21:31:84:f3 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-41433) 08/27/26 _x86_64_ (4 CPU) 09:53:56 LINUX RESTART (4 CPU) 10:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:13 14.16 0.02 11.73 2.41 0.55 939.92 22912.03 10:20:13 32.62 0.20 28.43 3.99 6.41 7436.87 26629.86 Average: 23.39 0.11 20.08 3.20 3.48 4188.37 24770.93 10:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:13 9276464 12856540 3101104 18.94 132636 3560776 3294780 18.91 679376 6018124 400 10:20:13 7221360 12851144 3096092 18.91 166728 5480336 3044720 17.48 1484600 7133616 7044 Average: 8248912 12853842 3098598 18.92 149682 4520556 3169750 18.19 1081988 6575870 3722 10:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:13 lo 41.12 41.12 9.71 9.71 0.00 0.00 0.00 0.00 10:10:13 ens3 10.29 8.90 12.39 3.29 0.00 0.00 0.00 0.00 10:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:13 lo 1818.72 1818.72 1725.95 1725.95 0.00 0.00 0.00 0.00 10:20:13 ens3 64.23 52.00 500.41 13.53 0.00 0.00 0.00 0.00 10:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 929.91 929.91 867.82 867.82 0.00 0.00 0.00 0.00 Average: ens3 37.26 30.45 256.40 8.41 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-41433) 08/27/26 _x86_64_ (4 CPU) 09:53:56 LINUX RESTART (4 CPU) 10:00:13 CPU %user %nice %system %iowait %steal %idle 10:10:13 all 24.97 0.00 1.19 0.11 0.03 73.70 10:10:13 0 25.91 0.00 1.30 0.05 0.03 72.72 10:10:13 1 24.18 0.00 1.09 0.04 0.03 74.66 10:10:13 2 25.08 0.00 1.21 0.11 0.03 73.56 10:10:13 3 24.71 0.00 1.15 0.23 0.03 73.88 10:20:13 all 43.73 0.00 2.57 0.24 0.03 53.44 10:20:13 0 44.18 0.00 2.60 0.36 0.03 52.83 10:20:13 1 42.77 0.00 3.03 0.13 0.03 54.04 10:20:13 2 44.56 0.00 2.58 0.14 0.03 52.68 10:20:13 3 43.39 0.00 2.06 0.31 0.03 54.21 Average: all 34.34 0.00 1.88 0.17 0.03 63.58 Average: 0 35.03 0.00 1.95 0.20 0.03 62.79 Average: 1 33.47 0.00 2.06 0.09 0.03 64.35 Average: 2 34.82 0.00 1.90 0.13 0.03 63.12 Average: 3 34.05 0.00 1.60 0.27 0.03 64.05