---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1512 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 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 680 8674 4 6633 14966 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:80:52:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84317sec preferred_lft 84317sec inet6 fe80::f816:3eff:fe80:52e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:e4:ef:52:e0:e7 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-1512) 01/17/26 _x86_64_ (4 CPU) 19:01:28 LINUX RESTART (4 CPU) 19:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:05 24.78 0.06 22.00 2.72 6.19 2260.12 4985.13 19:30:01 26.64 0.02 23.89 2.73 0.47 4325.40 6033.65 Average: 25.71 0.04 22.94 2.72 3.34 3289.91 5507.95 19:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:05 8563072 12550548 3404776 20.79 146032 3949420 3555820 20.41 903852 6505132 186736 19:30:01 6059884 10870056 5081788 31.04 160216 4721944 5087344 29.20 1167856 8678064 380 Average: 7311478 11710302 4243282 25.92 153124 4335682 4321582 24.81 1035854 7591598 93558 19:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:05 lo 1220.29 1220.29 1155.73 1155.73 0.00 0.00 0.00 0.00 19:20:05 ens3 44.62 33.68 27.57 11.81 0.00 0.00 0.00 0.00 19:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1080.12 1080.12 3248.44 3248.44 0.00 0.00 0.00 0.00 19:30:01 ens3 40.51 31.37 30.47 11.16 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1150.40 1150.40 2199.20 2199.20 0.00 0.00 0.00 0.00 Average: ens3 42.57 32.53 29.02 11.49 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-1512) 01/17/26 _x86_64_ (4 CPU) 19:01:28 LINUX RESTART (4 CPU) 19:10:05 CPU %user %nice %system %iowait %steal %idle 19:20:05 all 66.11 0.00 2.29 0.10 0.10 31.41 19:20:05 0 66.66 0.00 2.13 0.03 0.09 31.08 19:20:05 1 63.17 0.00 2.24 0.08 0.10 34.42 19:20:05 2 67.03 0.00 2.30 0.19 0.10 30.38 19:20:05 3 67.57 0.00 2.49 0.09 0.09 29.76 19:30:01 all 54.81 0.00 2.18 0.18 0.09 42.73 19:30:01 0 56.23 0.00 2.03 0.15 0.09 41.50 19:30:01 1 53.60 0.00 2.15 0.17 0.08 44.00 19:30:01 2 52.48 0.00 2.39 0.14 0.09 44.90 19:30:01 3 56.93 0.00 2.17 0.29 0.09 40.52 Average: all 60.47 0.00 2.24 0.14 0.09 37.06 Average: 0 61.46 0.00 2.08 0.09 0.09 36.28 Average: 1 58.40 0.00 2.19 0.12 0.09 39.19 Average: 2 59.76 0.00 2.34 0.17 0.10 37.63 Average: 3 62.26 0.00 2.33 0.19 0.09 35.13