---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37585 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: 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 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 10G 68G 13% / 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 674 10877 4 4437 14972 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:1b:59:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84868sec preferred_lft 84868sec inet6 fe80::f816:3eff:fe1b:59aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:a5:bf:44:5b:4a 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-37585) 08/14/26 _x86_64_ (4 CPU) 21:55:24 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:06 47.92 2.57 37.76 7.58 141.72 4545.35 5209.12 22:20:06 28.42 0.17 23.37 4.88 10.96 3174.83 15350.51 Average: 38.21 1.38 30.60 6.24 76.62 3862.97 10258.48 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:06 10380476 13901032 2057560 12.57 166884 3456268 2227484 12.79 599160 4980648 61300 22:20:06 11169072 15353380 600560 3.67 202756 4034820 1120024 6.43 792096 3930064 9976 Average: 10774774 14627206 1329060 8.12 184820 3745544 1673754 9.61 695628 4455356 35638 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:06 lo 4321.12 4321.12 4120.45 4120.45 0.00 0.00 0.00 0.00 22:10:06 ens3 169.51 128.21 798.60 32.69 0.00 0.00 0.00 0.00 22:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:06 lo 2124.41 2124.41 2006.94 2006.94 0.00 0.00 0.00 0.00 22:20:06 ens3 145.26 131.22 160.75 183.72 0.00 0.00 0.00 0.00 22:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3227.39 3227.39 3068.14 3068.14 0.00 0.00 0.00 0.00 Average: ens3 157.44 129.71 481.01 107.89 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-37585) 08/14/26 _x86_64_ (4 CPU) 21:55:24 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:06 all 64.08 0.00 3.87 0.11 0.11 31.82 22:10:06 0 63.63 0.00 3.72 0.08 0.11 32.46 22:10:06 1 63.46 0.00 3.66 0.19 0.11 32.58 22:10:06 2 64.91 0.00 4.09 0.08 0.11 30.81 22:10:06 3 64.35 0.00 4.01 0.10 0.11 31.44 22:20:06 all 38.08 0.00 2.20 0.08 0.08 59.57 22:20:06 0 40.30 0.00 2.13 0.07 0.07 57.43 22:20:06 1 33.62 0.00 2.42 0.04 0.08 63.83 22:20:06 2 38.57 0.00 2.06 0.05 0.07 59.24 22:20:06 3 39.85 0.00 2.18 0.15 0.08 57.75 Average: all 51.12 0.00 3.04 0.10 0.09 45.65 Average: 0 52.00 0.00 2.93 0.08 0.09 44.91 Average: 1 48.58 0.00 3.04 0.12 0.09 48.17 Average: 2 51.78 0.00 3.08 0.07 0.09 44.98 Average: 3 52.15 0.00 3.09 0.12 0.09 44.55