---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41430 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 13G 65G 17% / 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 689 8148 4 7151 14956 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:20:4a:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83828sec preferred_lft 83828sec inet6 fe80::f816:3eff:fe20:4a13/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:86:3b:4b:7f:4b 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-41430) 08/27/26 _x86_64_ (4 CPU) 09:30:06 LINUX RESTART (4 CPU) 09:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:07 22.44 0.03 19.94 2.47 0.81 2119.94 4176.71 10:00:01 30.94 0.03 27.72 3.19 0.66 4327.13 7442.28 10:10:07 10.87 0.15 9.44 1.28 9.83 7413.89 2004.08 Average: 21.35 0.07 18.98 2.31 3.80 4630.14 4523.68 09:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:07 9015188 12864100 3090980 18.88 153120 3792976 3076812 17.66 739872 6186332 11392 10:00:01 7280928 12141908 3809208 23.27 174420 4740568 3645732 20.93 1025204 7597608 520 10:10:07 8395460 15356836 586812 3.58 190664 6757268 1109252 6.37 1794524 5613444 40 Average: 8230525 13454281 2495667 15.24 172735 5096937 2610599 14.98 1186533 6465795 3984 09:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:07 lo 1240.00 1240.00 1175.87 1175.87 0.00 0.00 0.00 0.00 09:50:07 ens3 28.01 22.26 21.12 9.91 0.00 0.00 0.00 0.00 09:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 1235.88 1235.88 1172.86 1172.86 0.00 0.00 0.00 0.00 10:00:01 ens3 34.82 26.46 25.82 12.06 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:07 lo 2511.19 2511.19 9200.72 9200.72 0.00 0.00 0.00 0.00 10:10:07 ens3 50.29 53.78 131.91 579.43 0.00 0.00 0.00 0.00 10:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1666.42 1666.42 3875.39 3875.39 0.00 0.00 0.00 0.00 Average: ens3 37.76 34.25 59.95 202.27 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-41430) 08/27/26 _x86_64_ (4 CPU) 09:30:06 LINUX RESTART (4 CPU) 09:40:07 CPU %user %nice %system %iowait %steal %idle 09:50:07 all 60.47 0.00 2.33 0.15 0.03 37.01 09:50:07 0 58.63 0.00 2.37 0.05 0.03 38.93 09:50:07 1 61.55 0.00 2.56 0.42 0.03 35.44 09:50:07 2 60.48 0.00 2.20 0.08 0.03 37.21 09:50:07 3 61.23 0.00 2.20 0.07 0.03 36.47 10:00:01 all 52.15 0.00 2.50 0.18 0.03 45.15 10:00:01 0 50.13 0.00 2.32 0.18 0.03 47.34 10:00:01 1 54.15 0.00 2.58 0.16 0.03 43.09 10:00:01 2 51.52 0.00 2.71 0.26 0.03 45.49 10:00:01 3 52.80 0.00 2.38 0.13 0.03 44.66 10:10:07 all 32.52 0.00 1.42 0.15 0.03 65.88 10:10:07 0 28.88 0.00 1.15 0.09 0.02 69.85 10:10:07 1 38.95 0.00 1.31 0.13 0.03 59.58 10:10:07 2 29.91 0.00 1.67 0.12 0.03 68.27 10:10:07 3 32.36 0.00 1.56 0.26 0.03 65.79 Average: all 48.32 0.00 2.08 0.16 0.03 49.42 Average: 0 45.80 0.00 1.94 0.11 0.03 52.12 Average: 1 51.50 0.00 2.14 0.23 0.03 46.09 Average: 2 47.23 0.00 2.19 0.15 0.03 50.40 Average: 3 48.73 0.00 2.04 0.15 0.03 49.04