---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22509 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 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 684 9257 4 6047 14962 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:84:f1:a6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84523sec preferred_lft 84523sec inet6 fe80::f816:3eff:fe84:f1a6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:5f:af:0e:d5:e7 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-22509) 02/26/26 _x86_64_ (4 CPU) 14:37:38 LINUX RESTART (4 CPU) 14:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:08 27.54 2.34 21.91 3.28 527.88 4012.53 39211.01 15:00:01 22.87 0.16 19.55 3.15 5.09 1750.82 26443.66 Average: 25.23 1.27 20.75 3.22 269.31 2893.90 32896.36 14:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:08 9530272 13122400 2835752 17.32 132248 3580744 3137548 18.01 819276 5637988 160 15:00:01 8670120 12816516 3137808 19.16 153120 4078804 3289636 18.88 973204 6304132 182660 Average: 9100196 12969458 2986780 18.24 142684 3829774 3213592 18.45 896240 5971060 91410 14:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:08 lo 24.79 24.79 5.77 5.77 0.00 0.00 0.00 0.00 14:50:08 ens3 47.30 32.98 294.35 7.92 0.00 0.00 0.00 0.00 14:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 1406.15 1406.15 1314.19 1314.19 0.00 0.00 0.00 0.00 15:00:01 ens3 39.22 30.13 265.93 7.54 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 Average: lo 708.01 708.01 652.91 652.91 0.00 0.00 0.00 0.00 Average: ens3 43.31 31.57 280.29 7.73 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-22509) 02/26/26 _x86_64_ (4 CPU) 14:37:38 LINUX RESTART (4 CPU) 14:40:03 CPU %user %nice %system %iowait %steal %idle 14:50:08 all 38.01 0.00 1.48 0.27 0.09 60.15 14:50:08 0 38.53 0.00 1.72 0.26 0.09 59.40 14:50:08 1 37.32 0.00 1.39 0.42 0.09 60.77 14:50:08 2 38.54 0.00 1.45 0.22 0.09 59.70 14:50:08 3 37.66 0.00 1.34 0.17 0.09 60.74 15:00:01 all 31.11 0.00 1.71 0.43 0.08 66.66 15:00:01 0 31.31 0.00 1.61 0.57 0.08 66.43 15:00:01 1 31.20 0.00 1.83 0.62 0.08 66.26 15:00:01 2 31.71 0.00 1.91 0.20 0.08 66.11 15:00:01 3 30.22 0.00 1.50 0.35 0.08 67.84 Average: all 34.60 0.00 1.59 0.35 0.09 63.37 Average: 0 34.96 0.00 1.67 0.41 0.09 62.88 Average: 1 34.30 0.00 1.61 0.52 0.09 63.48 Average: 2 35.16 0.00 1.68 0.21 0.09 62.87 Average: 3 33.98 0.00 1.42 0.26 0.09 64.25