---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3777 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: 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 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 676 9197 4 6115 14970 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:70:ea:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84713sec preferred_lft 84713sec inet6 fe80::f816:3eff:fe70:ea1e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:f0:04:5d:ce:cd 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-3777) 01/24/26 _x86_64_ (4 CPU) 02:35:10 LINUX RESTART (4 CPU) 02:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:03 32.04 0.43 15.48 16.14 402.15 1554.57 282010.67 03:00:03 30.87 0.17 27.16 3.54 5.23 6803.64 28998.13 Average: 31.46 0.30 21.31 9.84 203.87 4176.63 155623.42 02:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:03 9243876 12892200 3064960 18.72 127124 3648044 3362120 19.30 831948 5906776 184 03:00:03 7112184 12758392 3189480 19.48 156248 5527408 3193832 18.33 1619716 7152092 108892 Average: 8178030 12825296 3127220 19.10 141686 4587726 3277976 18.82 1225832 6529434 54538 02:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:03 lo 39.64 39.64 9.79 9.79 0.00 0.00 0.00 0.00 02:50:03 ens3 21.33 16.35 221.23 3.52 0.00 0.00 0.00 0.00 02:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:03 lo 1416.44 1416.44 1332.98 1332.98 0.00 0.00 0.00 0.00 03:00:03 ens3 65.19 49.34 448.07 12.57 0.00 0.00 0.00 0.00 03:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 727.39 727.39 670.76 670.76 0.00 0.00 0.00 0.00 Average: ens3 43.24 32.83 334.54 8.04 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-3777) 01/24/26 _x86_64_ (4 CPU) 02:35:10 LINUX RESTART (4 CPU) 02:40:02 CPU %user %nice %system %iowait %steal %idle 02:50:03 all 24.38 0.00 1.23 0.65 0.10 73.65 02:50:03 0 23.60 0.00 1.31 0.35 0.10 74.64 02:50:03 1 25.24 0.00 1.18 0.49 0.10 72.99 02:50:03 2 24.68 0.00 1.28 1.23 0.09 72.71 02:50:03 3 23.99 0.00 1.13 0.54 0.10 74.24 03:00:03 all 43.01 0.00 2.21 0.39 0.12 54.27 03:00:03 0 39.78 0.00 1.81 0.22 0.12 58.08 03:00:03 1 43.01 0.00 2.31 0.65 0.12 53.91 03:00:03 2 47.01 0.00 2.52 0.28 0.12 50.07 03:00:03 3 42.23 0.00 2.21 0.42 0.11 55.02 Average: all 33.68 0.00 1.72 0.52 0.11 63.97 Average: 0 31.68 0.00 1.56 0.29 0.11 66.37 Average: 1 34.11 0.00 1.74 0.57 0.11 63.47 Average: 2 35.83 0.00 1.90 0.75 0.11 61.41 Average: 3 33.10 0.00 1.67 0.48 0.11 64.64