---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4983 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 647 8692 4 6649 14999 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:19:eb:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84425sec preferred_lft 84425sec inet6 fe80::f816:3eff:fe19:ebb3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:fe:fa:99:17:f8 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-4983) 01/27/26 _x86_64_ (4 CPU) 10:38:50 LINUX RESTART (4 CPU) 10:40:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:02 31.96 4.34 24.97 2.65 800.92 4632.15 11614.05 11:00:01 25.94 0.08 22.87 3.00 6.51 2211.15 18242.43 11:10:04 30.31 0.14 27.08 3.09 6.53 9261.57 9238.19 Average: 29.37 1.48 24.98 2.91 264.10 5384.01 13043.61 10:40:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:02 10231424 13683688 2276484 13.90 124400 3485764 2522352 14.48 790892 5006076 14924 11:00:01 9227228 13112408 2843540 17.37 146500 3857876 2990808 17.17 934372 5817188 24708 11:10:04 8919600 15367940 578108 3.53 173300 6301560 1110024 6.37 1795736 5146412 280 Average: 9459417 14054679 1899377 11.60 148067 4548400 2207728 12.67 1173667 5323225 13304 10:40:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:02 lo 815.05 815.05 776.46 776.46 0.00 0.00 0.00 0.00 10:50:02 ens3 108.60 82.67 1124.28 16.21 0.00 0.00 0.00 0.00 10:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1380.48 1380.48 1308.02 1308.02 0.00 0.00 0.00 0.00 11:00:01 ens3 37.14 31.26 21.31 11.54 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:04 lo 794.74 794.74 746.40 746.40 0.00 0.00 0.00 0.00 11:10:04 ens3 106.85 105.35 167.96 1002.18 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 998.76 998.76 945.45 945.45 0.00 0.00 0.00 0.00 Average: ens3 83.92 73.02 428.61 348.57 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-4983) 01/27/26 _x86_64_ (4 CPU) 10:38:50 LINUX RESTART (4 CPU) 10:40:25 CPU %user %nice %system %iowait %steal %idle 10:50:02 all 29.84 0.00 1.64 0.29 0.07 68.17 10:50:02 0 28.66 0.00 1.72 0.24 0.07 69.31 10:50:02 1 29.56 0.00 1.61 0.16 0.06 68.61 10:50:02 2 29.29 0.00 1.67 0.52 0.06 68.46 10:50:02 3 31.85 0.00 1.54 0.23 0.07 66.32 11:00:01 all 62.98 0.00 2.30 0.07 0.10 34.55 11:00:01 0 61.81 0.00 2.34 0.07 0.10 35.68 11:00:01 1 62.62 0.00 2.29 0.03 0.11 34.95 11:00:01 2 64.64 0.00 2.33 0.05 0.10 32.88 11:00:01 3 62.85 0.00 2.24 0.11 0.10 34.70 11:10:04 all 46.86 0.00 2.01 0.17 0.08 50.88 11:10:04 0 43.41 0.00 1.93 0.04 0.08 54.53 11:10:04 1 49.63 0.00 2.19 0.36 0.08 47.74 11:10:04 2 50.78 0.00 2.05 0.17 0.08 46.91 11:10:04 3 43.64 0.00 1.86 0.09 0.08 54.33 Average: all 46.77 0.00 1.99 0.17 0.08 50.99 Average: 0 44.82 0.00 2.00 0.12 0.09 52.97 Average: 1 47.48 0.00 2.04 0.18 0.08 50.21 Average: 2 48.47 0.00 2.02 0.24 0.08 49.18 Average: 3 46.30 0.00 1.88 0.14 0.08 51.59