---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-18879 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 664 8741 4 6583 14982 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:69:2a:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.26/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84400sec preferred_lft 84400sec inet6 fe80::f816:3eff:fe69:2a73/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:2b:cb:44:46:67 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-18879) 01/06/26 _x86_64_ (4 CPU) 19:03:24 LINUX RESTART (4 CPU) 19:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 25.72 0.06 22.68 2.99 6.36 2434.98 10577.71 19:30:02 44.21 0.03 27.18 17.00 0.69 4499.19 265721.10 Average: 34.98 0.04 24.93 10.00 3.52 3468.51 138325.88 19:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 8650796 12550928 3405236 20.80 145448 3864820 3455592 19.84 847820 6475088 187108 19:30:02 6523104 11281580 4670540 28.53 161640 4669012 4654188 26.71 1120272 8280848 288 Average: 7586950 11916254 4037888 24.66 153544 4266916 4054890 23.28 984046 7377968 93698 19:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 1434.50 1434.50 1360.15 1360.15 0.00 0.00 0.00 0.00 19:20:01 ens3 41.65 34.35 29.50 12.58 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:02 lo 1126.75 1126.75 1069.28 1069.28 0.00 0.00 0.00 0.00 19:30:02 ens3 41.53 33.72 31.25 12.11 0.00 0.00 0.00 0.00 19:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1280.41 1280.41 1214.51 1214.51 0.00 0.00 0.00 0.00 Average: ens3 41.59 34.03 30.38 12.34 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-18879) 01/06/26 _x86_64_ (4 CPU) 19:03:24 LINUX RESTART (4 CPU) 19:10:02 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 64.61 0.00 2.37 0.10 0.09 32.84 19:20:01 0 64.55 0.00 2.04 0.09 0.09 33.23 19:20:01 1 65.46 0.00 2.44 0.11 0.09 31.90 19:20:01 2 65.39 0.00 2.72 0.10 0.09 31.70 19:20:01 3 63.03 0.00 2.28 0.09 0.09 34.51 19:30:02 all 54.34 0.00 2.25 0.18 0.09 43.14 19:30:02 0 54.26 0.00 2.16 0.13 0.09 43.37 19:30:02 1 52.52 0.00 2.42 0.20 0.09 44.76 19:30:02 2 54.27 0.00 1.96 0.24 0.09 43.45 19:30:02 3 56.31 0.00 2.48 0.15 0.09 40.97 Average: all 59.46 0.00 2.31 0.14 0.09 37.99 Average: 0 59.39 0.00 2.10 0.11 0.09 38.31 Average: 1 58.98 0.00 2.43 0.15 0.09 38.34 Average: 2 59.82 0.00 2.34 0.17 0.09 37.58 Average: 3 59.66 0.00 2.38 0.12 0.09 37.74