---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19153 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 641 10320 4 5026 15005 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:36:a2:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84783sec preferred_lft 84783sec inet6 fe80::f816:3eff:fe36:a21a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:a4:17:b4:50:50 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-19153) 01/07/26 _x86_64_ (4 CPU) 09:59:47 LINUX RESTART (4 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:14 52.67 11.19 40.13 1.35 2022.39 8538.89 18125.54 10:20:14 3.35 0.05 3.24 0.06 3.16 325.17 9.19 Average: 28.28 5.68 21.89 0.72 1023.92 4477.38 9167.40 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:14 10186604 13388704 2573460 15.72 113484 3256264 2820840 16.19 667696 5170948 27384 10:20:14 10047556 13328208 2633488 16.08 116540 3325028 2828268 16.23 688748 5296056 18064 Average: 10117080 13358456 2603474 15.90 115012 3290646 2824554 16.21 678222 5233502 22724 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:14 lo 0.65 0.65 0.07 0.07 0.00 0.00 0.00 0.00 10:10:14 ens3 120.94 84.96 1067.93 14.90 0.00 0.00 0.00 0.00 10:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:14 lo 0.50 0.50 0.36 0.36 0.00 0.00 0.00 0.00 10:20:14 ens3 3.26 2.67 1.92 0.73 0.00 0.00 0.00 0.00 10:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 62.75 44.27 540.81 7.89 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-19153) 01/07/26 _x86_64_ (4 CPU) 09:59:47 LINUX RESTART (4 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:14 all 48.88 0.00 1.39 0.62 0.09 49.01 10:10:14 0 45.61 0.00 1.39 0.40 0.09 52.51 10:10:14 1 52.81 0.00 1.41 0.64 0.10 45.04 10:10:14 2 45.30 0.00 1.34 0.66 0.09 52.60 10:10:14 3 51.82 0.00 1.43 0.78 0.09 45.89 10:20:14 all 44.58 0.00 0.44 0.16 0.08 54.74 10:20:14 0 29.63 0.00 0.38 0.22 0.08 69.69 10:20:14 1 33.94 0.00 0.46 0.24 0.08 65.28 10:20:14 2 43.17 0.00 0.36 0.15 0.07 56.25 10:20:14 3 71.58 0.00 0.56 0.03 0.10 27.73 Average: all 46.75 0.00 0.92 0.39 0.09 51.84 Average: 0 37.71 0.00 0.89 0.31 0.08 61.01 Average: 1 43.48 0.00 0.94 0.44 0.09 55.05 Average: 2 44.25 0.00 0.85 0.41 0.08 54.41 Average: 3 61.59 0.00 1.00 0.41 0.10 36.91