---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41444 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 649 8184 4 7154 14996 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:69:5b:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83747sec preferred_lft 83747sec inet6 fe80::f816:3eff:fe69:5b7f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:e3:2f:cd:43:9b 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-41444) 08/27/26 _x86_64_ (4 CPU) 11:00:27 LINUX RESTART (4 CPU) 11:10:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:01 21.75 0.02 19.27 2.46 0.58 2152.38 4116.57 11:30:23 31.38 0.04 28.21 3.13 0.91 4318.49 7734.40 11:40:06 10.98 0.15 9.55 1.28 10.19 7608.32 1676.53 Average: 21.59 0.07 19.21 2.31 3.84 4692.71 4580.13 11:10:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:01 8867864 12705040 3250372 19.85 151816 3783472 3345052 19.20 735968 6356792 10888 11:30:23 7455364 12313776 3637136 22.21 169932 4742340 3627828 20.82 1020232 7424448 40 11:40:06 8395096 15355600 588736 3.60 188268 6758960 1101248 6.32 1791436 5600660 24872 Average: 8239441 13458139 2492081 15.22 170005 5094924 2691376 15.45 1182545 6460633 11933 11:10:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:01 lo 1280.57 1280.57 1214.17 1214.17 0.00 0.00 0.00 0.00 11:20:01 ens3 32.08 25.18 22.12 10.46 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:23 lo 1427.67 1427.67 1356.00 1356.00 0.00 0.00 0.00 0.00 11:30:23 ens3 29.81 23.65 23.32 10.45 0.00 0.00 0.00 0.00 11:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:06 lo 2626.09 2626.09 9552.84 9552.84 0.00 0.00 0.00 0.00 11:40:06 ens3 40.81 43.68 131.01 550.46 0.00 0.00 0.00 0.00 11:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1772.05 1772.05 3991.54 3991.54 0.00 0.00 0.00 0.00 Average: ens3 34.14 30.70 58.16 187.11 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-41444) 08/27/26 _x86_64_ (4 CPU) 11:00:27 LINUX RESTART (4 CPU) 11:10:23 CPU %user %nice %system %iowait %steal %idle 11:20:01 all 64.56 0.00 2.39 0.06 0.04 32.96 11:20:01 0 64.55 0.00 2.39 0.05 0.03 32.98 11:20:01 1 63.60 0.00 2.51 0.05 0.03 33.81 11:20:01 2 66.23 0.00 2.20 0.03 0.04 31.51 11:20:01 3 63.86 0.00 2.48 0.09 0.04 33.53 11:30:23 all 55.90 0.00 2.73 0.11 0.03 41.23 11:30:23 0 56.53 0.00 3.07 0.17 0.03 40.21 11:30:23 1 56.24 0.00 2.47 0.08 0.03 41.18 11:30:23 2 55.45 0.00 2.59 0.12 0.03 41.82 11:30:23 3 55.40 0.00 2.81 0.05 0.03 41.71 11:40:06 all 32.71 0.00 1.55 0.14 0.03 65.57 11:40:06 0 38.10 0.00 1.54 0.03 0.04 60.28 11:40:06 1 30.68 0.00 1.80 0.03 0.03 67.45 11:40:06 2 29.80 0.00 1.15 0.39 0.03 68.63 11:40:06 3 32.25 0.00 1.71 0.09 0.04 65.91 Average: all 51.11 0.00 2.24 0.10 0.03 46.53 Average: 0 53.10 0.00 2.35 0.09 0.03 44.44 Average: 1 50.23 0.00 2.26 0.05 0.03 47.42 Average: 2 50.54 0.00 1.99 0.18 0.03 47.26 Average: 3 50.56 0.00 2.34 0.08 0.03 46.98