---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24985 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 11G 67G 14% / 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 710 9726 4 5552 14936 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:eb:80:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83625sec preferred_lft 83625sec inet6 fe80::f816:3eff:feeb:80e4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:48:86:7f:d9:64 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-24985) 01/10/26 _x86_64_ (4 CPU) 06:23:05 LINUX RESTART (4 CPU) 06:30:41 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:48 1.43 0.00 1.41 0.01 0.04 19.00 2.11 06:50:01 14.17 3.00 10.50 0.67 160.41 3436.53 1536.99 07:00:30 31.44 0.15 27.99 3.30 6.39 3213.40 29970.33 Average: 15.93 0.98 13.58 1.37 51.81 2199.21 11026.72 06:30:41 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:48 12833164 15535516 442572 2.70 96332 2800140 981388 5.63 514804 2702424 8 06:50:01 9773176 13474120 2483916 15.17 140924 3682932 2892184 16.60 821492 5397096 53424 07:00:30 8782824 13204892 2747512 16.78 172732 4309116 2858992 16.41 1030368 6108552 137344 Average: 10463055 14071509 1891333 11.55 136663 3597396 2244188 12.88 788888 4736024 63592 06:30:41 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:48 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:40:48 ens3 0.50 0.18 0.17 0.10 0.00 0.00 0.00 0.00 06:40:48 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 323.08 323.08 307.44 307.44 0.00 0.00 0.00 0.00 06:50:01 ens3 66.32 49.79 717.80 8.69 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:30 lo 1453.80 1453.80 1385.15 1385.15 0.00 0.00 0.00 0.00 07:00:30 ens3 32.80 28.56 172.31 7.93 0.00 0.00 0.00 0.00 07:00:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 611.64 611.64 582.62 582.62 0.00 0.00 0.00 0.00 Average: ens3 32.20 25.49 282.44 5.51 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-24985) 01/10/26 _x86_64_ (4 CPU) 06:23:05 LINUX RESTART (4 CPU) 06:30:41 CPU %user %nice %system %iowait %steal %idle 06:40:48 all 0.13 0.00 0.03 0.01 0.02 99.82 06:40:48 0 0.06 0.00 0.03 0.00 0.02 99.89 06:40:48 1 0.30 0.00 0.01 0.02 0.01 99.65 06:40:48 2 0.14 0.00 0.04 0.00 0.02 99.80 06:40:48 3 0.01 0.00 0.02 0.00 0.01 99.94 06:50:01 all 33.83 0.00 1.17 0.08 0.06 64.86 06:50:01 0 34.29 0.00 0.96 0.05 0.07 64.62 06:50:01 1 33.75 0.00 1.37 0.07 0.07 64.74 06:50:01 2 33.48 0.00 1.12 0.07 0.06 65.28 06:50:01 3 33.80 0.00 1.20 0.12 0.06 64.81 07:00:30 all 64.17 0.00 2.39 0.07 0.10 33.27 07:00:30 0 62.39 0.00 2.24 0.05 0.10 35.21 07:00:30 1 66.57 0.00 2.53 0.04 0.10 30.76 07:00:30 2 64.89 0.00 2.60 0.05 0.10 32.37 07:00:30 3 62.84 0.00 2.20 0.13 0.10 34.73 Average: all 33.05 0.00 1.21 0.05 0.06 65.63 Average: 0 32.55 0.00 1.10 0.04 0.06 66.26 Average: 1 33.93 0.00 1.32 0.04 0.06 64.65 Average: 2 33.19 0.00 1.27 0.04 0.06 65.44 Average: 3 32.54 0.00 1.15 0.08 0.06 66.16