---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-466537 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 661 8747 4 6580 14985 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:1e:89:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84611sec preferred_lft 84611sec inet6 fe80::f816:3eff:fe1e:892c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:38:7e:6d:6c:65 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-466537) 03/13/26 _x86_64_ (4 CPU) 22:47:26 LINUX RESTART (4 CPU) 22:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:00:14 43.60 2.36 25.32 15.91 144.04 4276.82 238145.47 23:10:01 32.09 0.02 28.77 3.31 0.26 2767.09 14049.43 Average: 37.97 1.22 27.01 9.75 73.70 3538.18 128506.50 22:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:00:14 9130228 12819812 3138444 19.17 136516 3670084 3150036 18.08 712796 6135416 200980 23:10:01 8377688 12536264 3419044 20.88 156288 4090108 3428736 19.68 815952 6740304 207700 Average: 8753958 12678038 3278744 20.03 146402 3880096 3289386 18.88 764374 6437860 204340 22:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:00:14 lo 1621.62 1621.62 1539.74 1539.74 0.00 0.00 0.00 0.00 23:00:14 ens3 65.09 50.55 453.20 11.00 0.00 0.00 0.00 0.00 23:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 lo 1377.04 1377.04 1311.53 1311.53 0.00 0.00 0.00 0.00 23:10:01 ens3 26.40 23.04 47.32 7.58 0.00 0.00 0.00 0.00 23:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1501.96 1501.96 1428.09 1428.09 0.00 0.00 0.00 0.00 Average: ens3 46.16 37.09 254.63 9.33 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-466537) 03/13/26 _x86_64_ (4 CPU) 22:47:26 LINUX RESTART (4 CPU) 22:50:02 CPU %user %nice %system %iowait %steal %idle 23:00:14 all 69.66 0.00 2.47 0.09 0.09 27.69 23:00:14 0 70.41 0.00 2.45 0.06 0.09 26.99 23:00:14 1 69.95 0.00 2.35 0.05 0.09 27.57 23:00:14 2 69.58 0.00 2.65 0.05 0.09 27.63 23:00:14 3 68.70 0.00 2.44 0.20 0.09 28.58 23:10:01 all 63.25 0.00 2.55 0.09 0.08 34.02 23:10:01 0 62.73 0.00 2.44 0.08 0.09 34.67 23:10:01 1 63.84 0.00 2.81 0.09 0.09 33.17 23:10:01 2 62.69 0.00 2.50 0.09 0.08 34.64 23:10:01 3 63.74 0.00 2.47 0.09 0.08 33.61 Average: all 66.53 0.00 2.51 0.09 0.09 30.79 Average: 0 66.66 0.00 2.44 0.07 0.09 30.74 Average: 1 66.96 0.00 2.57 0.07 0.09 30.31 Average: 2 66.21 0.00 2.58 0.07 0.09 31.06 Average: 3 66.28 0.00 2.45 0.15 0.09 31.04