---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10572 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 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 651 9696 4 5641 14995 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:12:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84476sec preferred_lft 84476sec inet6 fe80::f816:3eff:feab:1241/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:4a:8f:7b:25: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-10572) 02/15/26 _x86_64_ (4 CPU) 00:36:44 LINUX RESTART (4 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:03 45.78 2.83 37.93 5.02 745.26 4298.24 117375.44 01:00:09 16.10 0.20 14.27 1.62 6.23 1592.36 13164.36 Average: 30.89 1.51 26.06 3.31 374.41 2940.42 65081.92 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:03 9686064 13326984 2631548 16.07 152320 3617012 3040008 17.45 869876 5441412 28400 01:00:09 9512056 13517232 2437932 14.89 167900 3938928 2647976 15.20 986732 5444824 14648 Average: 9599060 13422108 2534740 15.48 160110 3777970 2843992 16.32 928304 5443118 21524 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:03 lo 20.17 20.17 4.36 4.36 0.00 0.00 0.00 0.00 00:50:03 ens3 62.08 46.60 663.02 8.65 0.00 0.00 0.00 0.00 00:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:09 lo 1000.35 1000.35 922.61 922.61 0.00 0.00 0.00 0.00 01:00:09 ens3 30.64 22.44 271.61 4.28 0.00 0.00 0.00 0.00 01:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 512.03 512.03 465.14 465.14 0.00 0.00 0.00 0.00 Average: ens3 46.30 34.48 466.61 6.46 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-10572) 02/15/26 _x86_64_ (4 CPU) 00:36:44 LINUX RESTART (4 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:03 all 38.33 0.00 1.47 0.35 0.09 59.75 00:50:03 0 39.28 0.00 1.37 0.10 0.09 59.17 00:50:03 1 36.15 0.00 1.42 0.25 0.09 62.09 00:50:03 2 40.55 0.00 1.67 0.11 0.09 57.59 00:50:03 3 37.35 0.00 1.43 0.96 0.10 60.17 01:00:09 all 23.53 0.00 1.27 0.05 0.09 75.06 01:00:09 0 23.83 0.00 1.13 0.06 0.09 74.89 01:00:09 1 23.62 0.00 1.15 0.04 0.09 75.11 01:00:09 2 24.08 0.00 1.36 0.04 0.09 74.42 01:00:09 3 22.59 0.00 1.44 0.05 0.09 75.83 Average: all 30.90 0.00 1.37 0.20 0.09 67.44 Average: 0 31.52 0.00 1.25 0.08 0.09 67.06 Average: 1 29.86 0.00 1.28 0.14 0.09 68.63 Average: 2 32.28 0.00 1.52 0.07 0.09 66.03 Average: 3 29.94 0.00 1.43 0.50 0.09 68.03