---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1240 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 13G 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 631 8803 4 6554 15015 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:2e:24:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84264sec preferred_lft 84264sec inet6 fe80::f816:3eff:fe2e:24cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:87:f1:87:e9:a3 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-1240) 04/08/26 _x86_64_ (4 CPU) 11:21:41 LINUX RESTART (4 CPU) 11:30:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:21 24.47 0.02 21.77 2.68 0.24 2197.13 8854.12 11:50:21 21.13 0.03 19.19 1.91 0.71 3718.09 11109.43 Average: 22.80 0.03 20.48 2.29 0.47 2957.61 9981.77 11:30:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:21 9145656 12924640 3031776 18.52 149544 3731712 3044228 17.47 745896 6075060 28020 11:50:21 5600224 10243004 5709788 34.87 163784 4547012 5419360 31.11 1006424 9295556 19540 Average: 7372940 11583822 4370782 26.69 156664 4139362 4231794 24.29 876160 7685308 23780 11:30:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:21 lo 1186.31 1186.31 1129.87 1129.87 0.00 0.00 0.00 0.00 11:40:21 ens3 40.88 32.76 42.92 11.49 0.00 0.00 0.00 0.00 11:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:21 lo 929.15 929.15 7111.37 7111.37 0.00 0.00 0.00 0.00 11:50:21 ens3 24.34 18.11 16.75 6.49 0.00 0.00 0.00 0.00 11:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1057.73 1057.73 4120.62 4120.62 0.00 0.00 0.00 0.00 Average: ens3 32.61 25.44 29.83 8.99 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-1240) 04/08/26 _x86_64_ (4 CPU) 11:21:41 LINUX RESTART (4 CPU) 11:30:21 CPU %user %nice %system %iowait %steal %idle 11:40:21 all 66.44 0.00 2.38 0.10 0.11 30.97 11:40:21 0 66.95 0.00 2.10 0.05 0.11 30.79 11:40:21 1 65.83 0.00 2.22 0.12 0.11 31.72 11:40:21 2 67.01 0.00 2.76 0.18 0.11 29.95 11:40:21 3 65.98 0.00 2.44 0.04 0.11 31.43 11:50:21 all 47.67 0.00 1.73 0.21 0.10 50.28 11:50:21 0 52.84 0.00 1.83 0.38 0.11 44.84 11:50:21 1 41.27 0.00 1.74 0.11 0.10 56.77 11:50:21 2 49.56 0.00 1.71 0.27 0.10 48.35 11:50:21 3 47.00 0.00 1.65 0.08 0.10 51.16 Average: all 57.05 0.00 2.06 0.15 0.11 40.63 Average: 0 59.89 0.00 1.96 0.22 0.11 37.82 Average: 1 53.55 0.00 1.98 0.11 0.11 44.25 Average: 2 58.28 0.00 2.24 0.22 0.10 39.16 Average: 3 56.49 0.00 2.05 0.06 0.11 41.30