---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25735 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 68G 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 660 10248 4 5080 14986 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:20:6d:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.160/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84939sec preferred_lft 84939sec inet6 fe80::f816:3eff:fe20:6d98/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:a4:21:e9:05:0a 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-25735) 01/11/26 _x86_64_ (4 CPU) 23:15:46 LINUX RESTART (4 CPU) 23:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:30:02 17.83 0.96 15.22 1.65 602.81 3519.51 21755.45 23:40:02 29.45 0.64 24.07 4.74 27.67 3942.36 11755.95 Average: 23.64 0.80 19.64 3.20 315.24 3730.93 16755.70 23:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:30:02 9761168 13628448 2327188 14.21 148608 3817956 2529372 14.52 866380 5327912 29072 23:40:02 10540112 15387748 560760 3.42 174516 4706772 1106784 6.35 1150064 4201192 14460 Average: 10150640 14508098 1443974 8.82 161562 4262364 1818078 10.44 1008222 4764552 21766 23:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:30:02 lo 1.50 1.50 0.16 0.16 0.00 0.00 0.00 0.00 23:30:02 ens3 95.91 72.56 412.18 19.04 0.00 0.00 0.00 0.00 23:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:02 lo 1636.38 1636.38 1549.01 1549.01 0.00 0.00 0.00 0.00 23:40:02 ens3 137.45 115.62 421.39 201.25 0.00 0.00 0.00 0.00 23:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 818.94 818.94 774.59 774.59 0.00 0.00 0.00 0.00 Average: ens3 116.68 94.09 416.78 110.14 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-25735) 01/11/26 _x86_64_ (4 CPU) 23:15:46 LINUX RESTART (4 CPU) 23:20:02 CPU %user %nice %system %iowait %steal %idle 23:30:02 all 74.33 0.00 2.48 0.06 0.09 23.04 23:30:02 0 72.11 0.00 2.27 0.05 0.09 25.48 23:30:02 1 74.74 0.00 2.55 0.04 0.09 22.57 23:30:02 2 76.38 0.00 2.48 0.07 0.09 20.97 23:30:02 3 74.08 0.00 2.61 0.10 0.09 23.12 23:40:02 all 50.88 0.00 2.25 0.11 0.07 46.69 23:40:02 0 47.82 0.00 1.93 0.09 0.07 50.09 23:40:02 1 56.18 0.00 2.49 0.08 0.08 41.17 23:40:02 2 53.55 0.00 2.63 0.05 0.07 43.69 23:40:02 3 45.96 0.00 1.94 0.24 0.07 51.79 Average: all 62.60 0.00 2.36 0.09 0.08 34.87 Average: 0 59.95 0.00 2.10 0.07 0.08 37.80 Average: 1 65.46 0.00 2.52 0.06 0.08 31.88 Average: 2 64.96 0.00 2.56 0.06 0.08 32.34 Average: 3 60.02 0.00 2.27 0.17 0.08 37.46