---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6470 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 12G 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 652 9589 4 5747 14994 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:76:e7:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84772sec preferred_lft 84772sec inet6 fe80::f816:3eff:fe76:e7b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:ac:74:6c:7a:60 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-6470) 03/20/26 _x86_64_ (4 CPU) 21:55:06 LINUX RESTART (4 CPU) 22:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:01 12.85 0.07 10.56 2.23 2.44 877.48 49441.11 22:20:07 31.55 0.19 27.39 3.97 5.74 6991.84 29611.28 Average: 22.29 0.13 19.05 3.11 4.11 3963.90 39431.35 22:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:01 9954972 13343376 2615704 15.98 126932 3387240 2863120 16.43 664616 5357684 304 22:20:07 7755572 13237788 2711552 16.56 158860 5358336 2733136 15.69 1507812 6614360 160224 Average: 8855272 13290582 2663628 16.27 142896 4372788 2798128 16.06 1086214 5986022 80264 22:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:01 lo 44.51 44.51 10.50 10.50 0.00 0.00 0.00 0.00 22:10:01 ens3 9.22 8.05 11.90 2.32 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:07 lo 1791.53 1791.53 1701.25 1701.25 0.00 0.00 0.00 0.00 22:20:07 ens3 51.76 43.21 456.66 9.00 0.00 0.00 0.00 0.00 22:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 926.37 926.37 863.96 863.96 0.00 0.00 0.00 0.00 Average: ens3 30.69 25.80 236.41 5.69 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-6470) 03/20/26 _x86_64_ (4 CPU) 21:55:06 LINUX RESTART (4 CPU) 22:00:07 CPU %user %nice %system %iowait %steal %idle 22:10:01 all 24.19 0.00 0.98 0.11 0.09 74.63 22:10:01 0 24.26 0.00 1.07 0.16 0.09 74.43 22:10:01 1 24.06 0.00 0.89 0.18 0.09 74.78 22:10:01 2 23.43 0.00 0.96 0.07 0.09 75.46 22:10:01 3 25.00 0.00 1.01 0.04 0.09 73.87 22:20:07 all 45.92 0.00 2.30 0.10 0.09 51.59 22:20:07 0 46.93 0.00 2.36 0.12 0.09 50.50 22:20:07 1 45.59 0.00 2.36 0.15 0.09 51.81 22:20:07 2 45.29 0.00 2.00 0.06 0.09 52.56 22:20:07 3 45.86 0.00 2.48 0.06 0.09 51.50 Average: all 35.15 0.00 1.65 0.11 0.09 63.01 Average: 0 35.70 0.00 1.72 0.14 0.09 62.35 Average: 1 34.92 0.00 1.63 0.17 0.09 63.20 Average: 2 34.45 0.00 1.48 0.07 0.09 63.91 Average: 3 35.52 0.00 1.75 0.05 0.09 62.59