---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7997 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 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 649 8625 4 6714 14997 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:8a:a2:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84236sec preferred_lft 84236sec inet6 fe80::f816:3eff:fe8a:a25f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:02:94:ac:f5:9c 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-7997) 02/05/26 _x86_64_ (4 CPU) 19:03:18 LINUX RESTART (4 CPU) 19:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 23.18 0.06 20.27 2.85 6.38 2346.07 10655.98 19:30:05 32.37 0.02 28.99 3.36 0.53 4560.01 20857.03 Average: 27.80 0.04 24.65 3.10 3.44 3459.19 15784.81 19:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 8791576 12732284 3223388 19.69 143648 3910196 3337172 19.16 898412 6287160 116132 19:30:05 7220192 12111496 3839576 23.45 161100 4800708 3768852 21.63 1182852 7507016 2064 Average: 8005884 12421890 3531482 21.57 152374 4355452 3553012 20.39 1040632 6897088 59098 19:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 1349.86 1349.86 1279.45 1279.45 0.00 0.00 0.00 0.00 19:20:01 ens3 57.18 43.82 57.99 14.42 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 19:30:05 lo 1181.40 1181.40 1120.76 1120.76 0.00 0.00 0.00 0.00 19:30:05 ens3 42.80 34.83 32.23 12.92 0.00 0.00 0.00 0.00 19:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1265.17 1265.17 1199.67 1199.67 0.00 0.00 0.00 0.00 Average: ens3 49.95 39.30 45.04 13.67 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-7997) 02/05/26 _x86_64_ (4 CPU) 19:03:18 LINUX RESTART (4 CPU) 19:10:05 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 65.85 0.00 2.39 0.21 0.11 31.44 19:20:01 0 64.45 0.00 2.27 0.17 0.11 33.00 19:20:01 1 66.62 0.00 2.15 0.34 0.11 30.78 19:20:01 2 66.62 0.00 2.60 0.23 0.11 30.44 19:20:01 3 65.73 0.00 2.52 0.09 0.11 31.55 19:30:05 all 58.42 0.00 2.41 0.22 0.12 38.83 19:30:05 0 58.17 0.00 2.41 0.22 0.12 39.09 19:30:05 1 58.36 0.00 2.22 0.35 0.13 38.94 19:30:05 2 58.68 0.00 2.45 0.14 0.13 38.60 19:30:05 3 58.47 0.00 2.54 0.18 0.12 38.68 Average: all 62.12 0.00 2.40 0.21 0.12 35.16 Average: 0 61.29 0.00 2.34 0.20 0.11 36.06 Average: 1 62.47 0.00 2.19 0.34 0.12 34.88 Average: 2 62.63 0.00 2.52 0.18 0.12 34.54 Average: 3 62.08 0.00 2.53 0.13 0.12 35.14