---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12635 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 703 9786 4 5499 14943 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:d5:aa:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84583sec preferred_lft 84583sec inet6 fe80::f816:3eff:fed5:aa68/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:c3:7a:24:31:b8 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-12635) 02/17/26 _x86_64_ (4 CPU) 06:27:00 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:33 27.67 2.55 23.00 2.12 141.78 4786.78 5033.87 06:50:03 34.44 0.08 30.76 3.60 1.67 6141.73 9474.18 Average: 30.88 1.38 26.68 2.82 75.40 5428.69 7137.48 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:33 9707760 13330948 2624700 16.03 158736 3556996 2691836 15.45 720744 5522848 17488 06:50:03 7758468 12770740 3178648 19.41 190332 4841720 3236592 18.58 1019944 7093936 40784 Average: 8733114 13050844 2901674 17.72 174534 4199358 2964214 17.01 870344 6308392 29136 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:33 lo 839.36 839.36 799.52 799.52 0.00 0.00 0.00 0.00 06:40:33 ens3 104.31 82.22 802.66 18.93 0.00 0.00 0.00 0.00 06:40:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:03 lo 1343.37 1343.37 1279.24 1279.24 0.00 0.00 0.00 0.00 06:50:03 ens3 63.25 46.81 229.28 13.74 0.00 0.00 0.00 0.00 06:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1078.14 1078.14 1026.79 1026.79 0.00 0.00 0.00 0.00 Average: ens3 84.86 65.45 531.02 16.48 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-12635) 02/17/26 _x86_64_ (4 CPU) 06:27:00 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:33 all 61.37 0.00 2.31 0.26 0.10 35.95 06:40:33 0 61.61 0.00 2.20 0.21 0.11 35.87 06:40:33 1 61.45 0.00 2.11 0.26 0.10 36.08 06:40:33 2 61.56 0.00 2.52 0.18 0.10 35.64 06:40:33 3 60.88 0.00 2.42 0.37 0.10 36.22 06:50:03 all 57.95 0.00 2.43 0.19 0.09 39.34 06:50:03 0 56.22 0.00 2.35 0.11 0.09 41.23 06:50:03 1 62.05 0.00 2.88 0.19 0.09 34.80 06:50:03 2 56.46 0.00 2.15 0.14 0.09 41.16 06:50:03 3 57.07 0.00 2.35 0.32 0.09 40.17 Average: all 59.75 0.00 2.37 0.23 0.10 37.56 Average: 0 59.05 0.00 2.27 0.16 0.10 38.41 Average: 1 61.73 0.00 2.48 0.23 0.10 35.47 Average: 2 59.14 0.00 2.34 0.16 0.09 38.26 Average: 3 59.08 0.00 2.39 0.35 0.09 38.10