---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8404 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 11G 67G 15% / 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 707 9751 4 5529 14939 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:29:a4:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.122/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84504sec preferred_lft 84504sec inet6 fe80::f816:3eff:fe29:a42c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:2c:d9:52:da:2e 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-8404) 04/27/26 _x86_64_ (4 CPU) 06:26:19 LINUX RESTART (4 CPU) 06:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 23.49 2.68 19.14 1.68 148.75 4702.52 5401.93 06:50:04 35.03 0.05 31.59 3.38 1.78 5878.96 21540.70 Average: 29.29 1.36 25.39 2.53 74.91 5293.61 13510.65 06:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9832724 13485008 2471540 15.10 154092 3592108 3029028 17.39 701776 5407712 17692 06:50:04 8364976 13407784 2542680 15.53 184188 4878800 2776848 15.94 1001372 6497648 23700 Average: 9098850 13446396 2507110 15.31 169140 4235454 2902938 16.66 851574 5952680 20696 06:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 695.50 695.50 662.37 662.37 0.00 0.00 0.00 0.00 06:40:01 ens3 111.93 84.88 823.64 18.20 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:04 lo 1517.88 1517.88 1446.64 1446.64 0.00 0.00 0.00 0.00 06:50:04 ens3 65.57 48.74 214.94 14.42 0.00 0.00 0.00 0.00 06:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1108.69 1108.69 1056.42 1056.42 0.00 0.00 0.00 0.00 Average: ens3 88.64 66.72 517.81 16.30 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-8404) 04/27/26 _x86_64_ (4 CPU) 06:26:19 LINUX RESTART (4 CPU) 06:30:04 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 58.15 0.00 1.94 0.07 0.09 39.75 06:40:01 0 59.12 0.00 1.83 0.08 0.09 38.89 06:40:01 1 58.87 0.00 2.04 0.04 0.09 38.96 06:40:01 2 57.24 0.00 2.01 0.06 0.09 40.60 06:40:01 3 57.37 0.00 1.88 0.09 0.09 40.57 06:50:04 all 56.14 0.00 2.44 0.09 0.09 41.25 06:50:04 0 54.69 0.00 2.44 0.08 0.08 42.70 06:50:04 1 58.49 0.00 2.56 0.12 0.09 38.74 06:50:04 2 55.88 0.00 2.31 0.06 0.08 41.66 06:50:04 3 55.49 0.00 2.43 0.12 0.09 41.88 Average: all 57.14 0.00 2.19 0.08 0.09 40.50 Average: 0 56.89 0.00 2.14 0.08 0.09 40.80 Average: 1 58.68 0.00 2.30 0.08 0.09 38.85 Average: 2 56.56 0.00 2.16 0.06 0.09 41.13 Average: 3 56.42 0.00 2.16 0.10 0.09 41.23