---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10493 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: 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 15% / 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 653 9757 4 5578 14993 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:e9:be:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84359sec preferred_lft 84359sec inet6 fe80::f816:3eff:fee9:be3f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:de:f6:7c:1c:20 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-10493) 02/14/26 _x86_64_ (4 CPU) 18:23:19 LINUX RESTART (4 CPU) 18:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:01 48.44 0.03 40.91 7.51 0.63 1748.73 132986.75 18:50:04 25.58 0.16 21.74 3.69 4.96 1974.13 24605.03 Average: 36.95 0.09 31.27 5.58 2.81 1862.03 78505.07 18:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:01 9336540 12959652 2999144 18.32 157324 3593364 3264768 18.74 876084 5768892 492 18:50:04 8897560 12954880 3000152 18.32 176068 3976504 3244688 18.62 1012932 6036012 26452 Average: 9117050 12957266 2999648 18.32 166696 3784934 3254728 18.68 944508 5902452 13472 18:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:01 lo 32.80 32.80 7.97 7.97 0.00 0.00 0.00 0.00 18:40:01 ens3 15.95 13.01 13.85 4.30 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:04 lo 1403.59 1403.59 1315.87 1315.87 0.00 0.00 0.00 0.00 18:50:04 ens3 46.38 35.71 259.81 9.22 0.00 0.00 0.00 0.00 18:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 721.87 721.87 665.43 665.43 0.00 0.00 0.00 0.00 Average: ens3 31.25 24.42 137.49 6.77 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-10493) 02/14/26 _x86_64_ (4 CPU) 18:23:19 LINUX RESTART (4 CPU) 18:30:04 CPU %user %nice %system %iowait %steal %idle 18:40:01 all 27.70 0.00 1.10 0.37 0.08 70.74 18:40:01 0 26.50 0.00 1.00 0.17 0.08 72.25 18:40:01 1 27.40 0.00 1.13 0.46 0.09 70.92 18:40:01 2 29.35 0.00 1.23 0.79 0.08 68.54 18:40:01 3 27.54 0.00 1.04 0.07 0.09 71.26 18:50:04 all 36.61 0.00 1.80 0.12 0.08 61.38 18:50:04 0 35.97 0.00 2.05 0.14 0.08 61.76 18:50:04 1 35.98 0.00 1.48 0.07 0.08 62.39 18:50:04 2 36.77 0.00 1.73 0.07 0.08 61.36 18:50:04 3 37.74 0.00 1.95 0.22 0.08 60.00 Average: all 32.18 0.00 1.45 0.25 0.08 66.04 Average: 0 31.26 0.00 1.53 0.15 0.08 66.98 Average: 1 31.71 0.00 1.31 0.26 0.09 66.63 Average: 2 33.07 0.00 1.48 0.43 0.08 64.93 Average: 3 32.66 0.00 1.50 0.14 0.08 65.61