---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-35940 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 nrip_save 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 66G 16% / 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 648 8712 4 6627 14998 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:45:33:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84205sec preferred_lft 84205sec inet6 fe80::f816:3eff:fe45:337d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:ff:66:ce:dc:d6 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-35940) 08/11/26 _x86_64_ (4 CPU) 14:12:25 LINUX RESTART (4 CPU) 14:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:10 21.09 0.06 18.61 2.41 6.65 2054.09 11047.61 14:40:10 29.51 0.03 26.60 2.88 0.67 4235.28 24347.77 Average: 25.30 0.05 22.61 2.65 3.66 3144.69 17697.69 14:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:10 9152320 13100472 2855060 17.44 148412 3900384 2963440 17.01 742624 6059604 82428 14:40:10 7548552 12414708 3536636 21.60 165780 4759628 3565724 20.47 1012836 7350052 884 Average: 8350436 12757590 3195848 19.52 157096 4330006 3264582 18.74 877730 6704828 41656 14:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:10 lo 1176.43 1176.43 1114.48 1114.48 0.00 0.00 0.00 0.00 14:30:10 ens3 42.50 33.98 23.57 11.23 0.00 0.00 0.00 0.00 14:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:10 lo 1321.61 1321.61 1253.61 1253.61 0.00 0.00 0.00 0.00 14:40:10 ens3 41.17 31.87 38.58 10.82 0.00 0.00 0.00 0.00 14:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1249.02 1249.02 1184.05 1184.05 0.00 0.00 0.00 0.00 Average: ens3 41.84 32.93 31.08 11.03 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-35940) 08/11/26 _x86_64_ (4 CPU) 14:12:25 LINUX RESTART (4 CPU) 14:20:10 CPU %user %nice %system %iowait %steal %idle 14:30:10 all 66.65 0.00 2.29 0.06 0.12 30.87 14:30:10 0 69.11 0.00 2.36 0.04 0.13 28.36 14:30:10 1 65.83 0.00 2.20 0.07 0.12 31.77 14:30:10 2 66.30 0.00 2.32 0.05 0.12 31.21 14:30:10 3 65.36 0.00 2.28 0.09 0.12 32.15 14:40:10 all 53.61 0.00 2.33 1.99 0.11 41.96 14:40:10 0 56.33 0.00 2.87 3.60 0.11 37.08 14:40:10 1 52.63 0.00 2.12 0.68 0.11 44.47 14:40:10 2 53.83 0.00 1.99 0.07 0.11 44.01 14:40:10 3 51.66 0.00 2.33 3.62 0.11 42.29 Average: all 60.13 0.00 2.31 1.03 0.12 36.42 Average: 0 62.73 0.00 2.62 1.82 0.12 32.72 Average: 1 59.23 0.00 2.16 0.37 0.12 38.12 Average: 2 60.06 0.00 2.15 0.06 0.11 37.61 Average: 3 58.51 0.00 2.30 1.85 0.11 37.22