---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20644 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 668 9025 4 6295 14978 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:11:c7:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84945sec preferred_lft 84945sec inet6 fe80::f816:3eff:fe11:c763/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:a2:4a:99:a4:db 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-20644) 02/25/26 _x86_64_ (4 CPU) 13:18:28 LINUX RESTART (4 CPU) 13:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:17 37.63 3.68 30.86 3.08 182.72 5133.69 10768.08 13:40:02 38.72 0.03 35.05 3.64 0.49 8419.11 24134.86 Average: 38.16 1.91 32.90 3.35 94.03 6732.75 17273.88 13:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:17 9209300 12599924 3359012 20.52 132952 3388868 3551020 20.38 668480 6112536 11404 13:40:02 7944836 13358412 2592308 15.83 165168 5298716 2778852 15.95 1378996 6579244 1892 Average: 8577068 12979168 2975660 18.17 149060 4343792 3164936 18.17 1023738 6345890 6648 13:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:17 lo 1385.24 1385.24 1312.59 1312.59 0.00 0.00 0.00 0.00 13:30:17 ens3 100.48 79.38 937.84 14.52 0.00 0.00 0.00 0.00 13:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:02 lo 1514.55 1514.55 1442.24 1442.24 0.00 0.00 0.00 0.00 13:40:02 ens3 39.85 35.10 143.56 9.69 0.00 0.00 0.00 0.00 13:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1448.18 1448.18 1375.70 1375.70 0.00 0.00 0.00 0.00 Average: ens3 70.97 57.82 551.26 12.17 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-20644) 02/25/26 _x86_64_ (4 CPU) 13:18:28 LINUX RESTART (4 CPU) 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:30:17 all 65.57 0.00 2.45 0.11 0.10 31.78 13:30:17 0 65.82 0.00 2.20 0.12 0.10 31.77 13:30:17 1 67.80 0.00 2.71 0.13 0.09 29.26 13:30:17 2 64.06 0.00 2.57 0.07 0.10 33.21 13:30:17 3 64.58 0.00 2.31 0.11 0.10 32.90 13:40:02 all 62.52 0.00 2.60 0.16 0.10 34.62 13:40:02 0 61.72 0.00 2.65 0.06 0.10 35.47 13:40:02 1 60.94 0.00 2.63 0.08 0.10 36.25 13:40:02 2 66.32 0.00 2.45 0.17 0.10 30.96 13:40:02 3 61.12 0.00 2.67 0.33 0.10 35.77 Average: all 64.09 0.00 2.52 0.13 0.10 33.16 Average: 0 63.82 0.00 2.42 0.09 0.10 33.57 Average: 1 64.46 0.00 2.67 0.11 0.10 32.66 Average: 2 65.16 0.00 2.51 0.12 0.10 32.11 Average: 3 62.90 0.00 2.49 0.22 0.10 34.30