---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1204 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 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 661 8582 4 6744 14985 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:01:1c:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84703sec preferred_lft 84703sec inet6 fe80::f816:3eff:fe01:1ced/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:90:d0:7d:9e:2c 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-1204) 01/16/26 _x86_64_ (4 CPU) 09:53:27 LINUX RESTART (4 CPU) 10:00:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 41.73 0.02 24.83 16.88 0.47 2196.01 270959.62 10:20:16 22.64 0.02 20.63 1.98 0.47 4452.89 39917.72 Average: 31.94 0.02 22.68 9.24 0.47 3353.74 152439.71 10:00:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 9014636 12980036 2975124 18.17 146880 3932436 3145708 18.06 942200 6020376 29120 10:20:16 6541572 12911632 3034828 18.54 175324 6220232 3142236 18.04 1709392 7622288 1265876 Average: 7778104 12945834 3004976 18.35 161102 5076334 3143972 18.05 1325796 6821332 647498 10:00:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 1492.93 1492.93 1416.56 1416.56 0.00 0.00 0.00 0.00 10:10:01 ens3 25.09 21.61 11.14 7.00 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:16 lo 750.71 750.71 5023.60 5023.60 0.00 0.00 0.00 0.00 10:20:16 ens3 34.50 28.27 111.16 7.89 0.00 0.00 0.00 0.00 10:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1112.19 1112.19 3266.90 3266.90 0.00 0.00 0.00 0.00 Average: ens3 29.92 25.03 62.45 7.46 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-1204) 01/16/26 _x86_64_ (4 CPU) 09:53:27 LINUX RESTART (4 CPU) 10:00:16 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 67.01 0.00 2.44 0.05 0.08 30.42 10:10:01 0 69.02 0.00 2.30 0.05 0.08 28.56 10:10:01 1 68.63 0.00 2.52 0.07 0.08 28.71 10:10:01 2 66.58 0.00 2.40 0.03 0.08 30.91 10:10:01 3 63.79 0.00 2.53 0.07 0.08 33.52 10:20:16 all 52.53 0.00 1.93 0.09 0.08 45.37 10:20:16 0 55.64 0.00 1.74 0.08 0.08 42.46 10:20:16 1 50.92 0.00 2.06 0.10 0.08 46.84 10:20:16 2 54.90 0.00 1.89 0.05 0.08 43.08 10:20:16 3 48.65 0.00 2.04 0.11 0.08 49.11 Average: all 59.58 0.00 2.18 0.07 0.08 38.10 Average: 0 62.16 0.00 2.01 0.07 0.08 35.69 Average: 1 59.54 0.00 2.28 0.08 0.08 38.02 Average: 2 60.58 0.00 2.14 0.04 0.08 37.16 Average: 3 56.02 0.00 2.28 0.09 0.08 41.52