---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-451801 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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 13G 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 652 8511 4 6825 14994 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:b5:9a:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84504sec preferred_lft 84504sec inet6 fe80::f816:3eff:feb5:9ab8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:0e:11:ad:73:84 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-451801) 03/12/26 _x86_64_ (4 CPU) 12:03:11 LINUX RESTART (4 CPU) 12:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:02 25.45 0.03 22.69 2.73 0.40 2243.90 9037.12 12:30:02 23.44 0.02 21.17 2.25 0.35 4135.46 23696.45 Average: 24.45 0.02 21.93 2.49 0.37 3188.23 16355.56 12:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:02 8418372 12473824 3481692 21.26 146668 4011224 3586156 20.58 897340 6647912 211752 12:30:02 6066556 10921352 5030848 30.73 164836 4758024 4878768 28.00 1160152 8672824 196 Average: 7242464 11697588 4256270 26.00 155752 4384624 4232462 24.29 1028746 7660368 105974 12:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:02 lo 1528.52 1528.52 1450.97 1450.97 0.00 0.00 0.00 0.00 12:20:02 ens3 21.68 19.11 10.23 6.08 0.00 0.00 0.00 0.00 12:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:02 lo 970.05 970.05 3128.69 3128.69 0.00 0.00 0.00 0.00 12:30:02 ens3 26.32 21.02 44.24 6.33 0.00 0.00 0.00 0.00 12:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1249.72 1249.72 2288.55 2288.55 0.00 0.00 0.00 0.00 Average: ens3 24.00 20.06 27.21 6.21 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-451801) 03/12/26 _x86_64_ (4 CPU) 12:03:11 LINUX RESTART (4 CPU) 12:10:00 CPU %user %nice %system %iowait %steal %idle 12:20:02 all 66.26 0.00 2.36 0.07 0.14 31.18 12:20:02 0 65.81 0.00 2.20 0.09 0.14 31.75 12:20:02 1 67.27 0.00 2.38 0.05 0.14 30.16 12:20:02 2 67.45 0.00 2.52 0.06 0.14 29.83 12:20:02 3 64.50 0.00 2.34 0.07 0.13 32.96 12:30:02 all 53.50 0.00 2.06 0.75 0.12 43.56 12:30:02 0 51.07 0.00 2.12 0.82 0.13 45.87 12:30:02 1 53.54 0.00 2.30 0.27 0.12 43.77 12:30:02 2 52.94 0.00 1.83 0.55 0.12 44.56 12:30:02 3 56.43 0.00 2.01 1.37 0.12 40.06 Average: all 59.89 0.00 2.21 0.41 0.13 37.36 Average: 0 58.46 0.00 2.16 0.45 0.13 38.80 Average: 1 60.40 0.00 2.34 0.16 0.13 36.96 Average: 2 60.21 0.00 2.18 0.30 0.13 37.18 Average: 3 60.47 0.00 2.18 0.72 0.13 36.51