---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-30011 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: 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 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 636 10081 4 5271 15010 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:ab:4d:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84375sec preferred_lft 84375sec inet6 fe80::f816:3eff:feab:4d07/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:26:66:75:4e:b1 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-30011) 03/25/26 _x86_64_ (4 CPU) 07:01:28 LINUX RESTART (4 CPU) 07:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:03 3.83 0.07 3.61 0.15 7.11 498.31 44.83 07:30:01 6.90 0.48 6.13 0.29 17.49 962.75 473.17 Average: 5.36 0.27 4.87 0.22 12.29 730.11 258.61 07:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:03 7441192 10899152 5061456 30.91 120204 3496336 5177104 29.72 720296 7849028 256 07:30:01 8748232 12889864 3066888 18.73 137732 4124084 3201352 18.38 822476 6393848 417448 Average: 8094712 11894508 4064172 24.82 128968 3810210 4189228 24.05 771386 7121438 208852 07:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:03 lo 0.58 0.58 0.37 0.37 0.00 0.00 0.00 0.00 07:20:03 ens3 7.75 6.50 34.82 2.07 0.00 0.00 0.00 0.00 07:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 98.79 98.79 93.87 93.87 0.00 0.00 0.00 0.00 07:30:01 ens3 37.10 26.72 410.10 3.38 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 49.60 49.60 47.03 47.03 0.00 0.00 0.00 0.00 Average: ens3 22.40 16.59 222.12 2.72 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-30011) 03/25/26 _x86_64_ (4 CPU) 07:01:28 LINUX RESTART (4 CPU) 07:10:03 CPU %user %nice %system %iowait %steal %idle 07:20:03 all 46.71 0.00 0.70 1.25 0.15 51.19 07:20:03 0 38.57 0.00 0.75 1.02 0.14 59.52 07:20:03 1 43.48 0.00 0.68 1.63 0.14 54.06 07:20:03 2 40.30 0.00 0.57 1.35 0.13 57.64 07:20:03 3 64.50 0.00 0.80 1.00 0.17 33.53 07:30:01 all 50.97 0.00 0.85 0.94 0.16 47.07 07:30:01 0 42.59 0.00 0.78 0.58 0.15 55.91 07:30:01 1 44.20 0.00 0.74 1.38 0.14 53.54 07:30:01 2 45.40 0.00 0.99 0.97 0.15 52.48 07:30:01 3 71.72 0.00 0.89 0.85 0.21 26.33 Average: all 48.84 0.00 0.77 1.10 0.15 49.13 Average: 0 40.58 0.00 0.76 0.80 0.14 57.72 Average: 1 43.84 0.00 0.71 1.51 0.14 53.80 Average: 2 42.85 0.00 0.78 1.16 0.14 55.07 Average: 3 68.11 0.00 0.84 0.92 0.19 29.94