---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37719 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 12G 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 626 8817 4 6545 15020 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:40:14:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84202sec preferred_lft 84202sec inet6 fe80::f816:3eff:fe40:1415/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:7e:02:ec:8a:8a 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-37719) 08/15/26 _x86_64_ (4 CPU) 05:21:45 LINUX RESTART (4 CPU) 05:30:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:24 24.67 0.06 21.95 2.67 7.05 2229.56 6897.93 05:50:24 26.19 0.03 23.59 2.56 0.67 4088.40 7262.43 Average: 25.43 0.05 22.77 2.61 3.86 3158.99 7080.18 05:30:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:24 8725716 12707872 3248548 19.84 147896 3928584 3370356 19.35 751472 6475052 185328 05:50:24 5873144 10685044 5267828 32.17 163684 4706548 5246204 30.11 1003540 9019324 11432 Average: 7299430 11696458 4258188 26.01 155790 4317566 4308280 24.73 877506 7747188 98380 05:30:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:24 lo 1388.31 1388.31 1316.59 1316.59 0.00 0.00 0.00 0.00 05:40:24 ens3 38.96 31.21 22.59 10.26 0.00 0.00 0.00 0.00 05:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:24 lo 1088.82 1088.82 1077.20 1077.20 0.00 0.00 0.00 0.00 05:50:24 ens3 40.08 31.55 39.13 10.86 0.00 0.00 0.00 0.00 05:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1238.56 1238.56 1196.90 1196.90 0.00 0.00 0.00 0.00 Average: ens3 39.52 31.38 30.86 10.56 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-37719) 08/15/26 _x86_64_ (4 CPU) 05:21:45 LINUX RESTART (4 CPU) 05:30:24 CPU %user %nice %system %iowait %steal %idle 05:40:24 all 67.14 0.00 2.30 0.05 0.11 30.41 05:40:24 0 67.46 0.00 2.28 0.06 0.10 30.10 05:40:24 1 69.90 0.00 2.46 0.05 0.11 27.48 05:40:24 2 66.19 0.00 2.10 0.05 0.11 31.56 05:40:24 3 65.01 0.00 2.35 0.04 0.11 32.50 05:50:24 all 54.74 0.00 2.11 0.15 0.10 42.90 05:50:24 0 52.81 0.00 1.96 0.10 0.10 45.03 05:50:24 1 57.09 0.00 2.29 0.08 0.10 40.45 05:50:24 2 52.16 0.00 2.08 0.08 0.10 45.58 05:50:24 3 56.90 0.00 2.13 0.33 0.10 40.54 Average: all 60.95 0.00 2.21 0.10 0.10 36.65 Average: 0 60.14 0.00 2.12 0.08 0.10 37.56 Average: 1 63.52 0.00 2.38 0.06 0.10 33.94 Average: 2 59.18 0.00 2.09 0.06 0.11 38.56 Average: 3 60.95 0.00 2.24 0.18 0.10 36.52