---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13739 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 665 8709 4 6613 14981 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:b5:75:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84490sec preferred_lft 84490sec inet6 fe80::f816:3eff:feb5:7543/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:46:62:0a:b2:cc 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-13739) 02/18/26 _x86_64_ (4 CPU) 10:56:14 LINUX RESTART (4 CPU) 11:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:02 39.20 0.81 22.06 16.34 423.34 2606.41 244484.30 11:20:02 32.59 0.01 29.29 3.29 0.16 2482.41 13524.73 Average: 35.90 0.41 25.67 9.82 211.91 2544.45 129090.12 11:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:02 9296148 12954060 3004196 18.35 136804 3645036 3085496 17.71 818752 5874992 23300 11:20:02 8658536 12721824 3232820 19.74 159420 3996148 3351408 19.24 932580 6365380 26132 Average: 8977342 12837942 3118508 19.05 148112 3820592 3218452 18.47 875666 6120186 24716 11:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:02 lo 1505.74 1505.74 1428.48 1428.48 0.00 0.00 0.00 0.00 11:10:02 ens3 38.36 30.63 179.26 9.01 0.00 0.00 0.00 0.00 11:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:02 lo 1567.04 1567.04 1492.79 1492.79 0.00 0.00 0.00 0.00 11:20:02 ens3 27.48 22.05 20.75 6.66 0.00 0.00 0.00 0.00 11:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1536.37 1536.37 1460.61 1460.61 0.00 0.00 0.00 0.00 Average: ens3 32.92 26.34 100.07 7.84 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-13739) 02/18/26 _x86_64_ (4 CPU) 10:56:14 LINUX RESTART (4 CPU) 11:00:01 CPU %user %nice %system %iowait %steal %idle 11:10:02 all 69.86 0.00 2.66 0.21 0.17 27.10 11:10:02 0 67.56 0.00 2.65 0.34 0.18 29.26 11:10:02 1 70.20 0.00 2.91 0.09 0.16 26.63 11:10:02 2 70.94 0.00 2.50 0.28 0.16 26.12 11:10:02 3 70.75 0.00 2.57 0.12 0.16 26.39 11:20:02 all 64.63 0.00 2.74 0.19 0.14 32.29 11:20:02 0 64.86 0.00 2.71 0.09 0.14 32.20 11:20:02 1 65.16 0.00 2.82 0.24 0.15 31.63 11:20:02 2 65.07 0.00 2.83 0.21 0.14 31.74 11:20:02 3 63.43 0.00 2.61 0.22 0.14 33.59 Average: all 67.25 0.00 2.70 0.20 0.16 29.70 Average: 0 66.21 0.00 2.68 0.21 0.16 30.73 Average: 1 67.68 0.00 2.87 0.17 0.16 29.13 Average: 2 68.01 0.00 2.66 0.24 0.15 28.93 Average: 3 67.09 0.00 2.59 0.17 0.15 29.99