---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10222 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 14% / 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 642 10236 4 5111 15004 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:9a:6c:6b 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 84598sec preferred_lft 84598sec inet6 fe80::f816:3eff:fe9a:6c6b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:c3:07:c0:55:38 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-10222) 02/13/26 _x86_64_ (4 CPU) 14:40:20 LINUX RESTART (4 CPU) 14:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:01 11.18 0.49 9.61 1.08 16.55 2597.31 2557.89 15:10:08 28.04 0.63 22.93 4.48 26.86 3724.53 8724.37 Average: 19.70 0.56 16.34 2.80 21.76 3166.73 5672.93 14:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:01 9495224 13429744 2525200 15.42 153520 3870492 2709888 15.55 854064 5603812 21416 15:10:08 10535004 15412488 536112 3.27 179112 4726508 1082144 6.21 1115220 4237240 12512 Average: 10015114 14421116 1530656 9.35 166316 4298500 1896016 10.88 984642 4920526 16964 14:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:01 lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 15:00:01 ens3 62.43 50.68 140.17 16.61 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:08 lo 1530.13 1530.13 1447.01 1447.01 0.00 0.00 0.00 0.00 15:10:08 ens3 115.33 104.44 412.83 196.45 0.00 0.00 0.00 0.00 15:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 773.64 773.64 731.03 731.03 0.00 0.00 0.00 0.00 Average: ens3 89.15 77.84 277.91 107.45 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-10222) 02/13/26 _x86_64_ (4 CPU) 14:40:20 LINUX RESTART (4 CPU) 14:50:07 CPU %user %nice %system %iowait %steal %idle 15:00:01 all 74.58 0.00 2.19 0.06 0.10 23.06 15:00:01 0 74.55 0.00 2.38 0.07 0.10 22.90 15:00:01 1 74.26 0.00 1.92 0.11 0.10 23.61 15:00:01 2 74.86 0.00 2.23 0.02 0.10 22.79 15:00:01 3 74.65 0.00 2.25 0.05 0.10 22.96 15:10:08 all 43.78 0.00 2.08 0.10 0.08 53.96 15:10:08 0 44.73 0.00 1.97 0.13 0.08 53.09 15:10:08 1 42.07 0.00 2.23 0.09 0.07 55.53 15:10:08 2 46.87 0.00 2.27 0.09 0.08 50.69 15:10:08 3 41.46 0.00 1.86 0.09 0.07 56.52 Average: all 59.01 0.00 2.14 0.08 0.09 38.68 Average: 0 59.48 0.00 2.17 0.10 0.09 38.16 Average: 1 57.99 0.00 2.08 0.10 0.09 39.75 Average: 2 60.70 0.00 2.25 0.06 0.09 36.90 Average: 3 57.89 0.00 2.05 0.07 0.09 39.91