---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37803 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 728 9557 4 5703 14918 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:b1:64:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84375sec preferred_lft 84375sec inet6 fe80::f816:3eff:feb1:6451/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:6a:c3:61:71:38 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-37803) 07/22/26 _x86_64_ (4 CPU) 15:47:21 LINUX RESTART (4 CPU) 15:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:01 20.27 2.69 16.35 1.23 149.24 4397.15 3498.48 16:10:01 34.63 0.04 30.90 3.69 1.28 3295.78 23853.66 16:20:10 18.22 0.15 15.89 2.18 9.80 5710.83 1977.49 Average: 24.36 0.95 21.04 2.37 52.82 4474.44 9763.70 15:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:01 9794780 13487512 2469316 15.08 152820 3629692 2678296 15.37 692076 5445300 16340 16:10:01 8803560 13062836 2889084 17.65 180880 4122112 3083212 17.70 835524 6245004 21144 16:20:10 9897192 15375952 570232 3.48 201056 5252760 1100608 6.32 922740 4995508 40 Average: 9498511 13975433 1976211 12.07 178252 4334855 2287372 13.13 816780 5561937 12508 15:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:01 lo 520.68 520.68 495.91 495.91 0.00 0.00 0.00 0.00 16:00:01 ens3 102.35 77.58 834.29 15.48 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1762.88 1762.88 1680.62 1680.62 0.00 0.00 0.00 0.00 16:10:01 ens3 50.26 38.22 138.76 11.10 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:10 lo 11.73 11.73 1.21 1.21 0.00 0.00 0.00 0.00 16:20:10 ens3 83.37 74.82 124.59 225.47 0.00 0.00 0.00 0.00 16:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 762.35 762.35 723.25 723.25 0.00 0.00 0.00 0.00 Average: ens3 78.58 63.54 362.72 85.01 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-37803) 07/22/26 _x86_64_ (4 CPU) 15:47:21 LINUX RESTART (4 CPU) 15:50:09 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 50.50 0.00 1.65 0.11 0.10 47.64 16:00:01 0 52.24 0.00 1.63 0.06 0.09 45.98 16:00:01 1 48.89 0.00 1.66 0.05 0.09 49.30 16:00:01 2 49.99 0.00 1.71 0.26 0.10 47.93 16:00:01 3 50.88 0.00 1.59 0.08 0.09 47.36 16:10:01 all 60.89 0.00 2.52 0.23 0.11 36.25 16:10:01 0 61.79 0.00 2.81 0.18 0.11 35.11 16:10:01 1 60.88 0.00 2.53 0.24 0.11 36.24 16:10:01 2 60.56 0.00 2.58 0.20 0.11 36.55 16:10:01 3 60.34 0.00 2.17 0.28 0.11 37.11 16:20:10 all 42.72 0.00 1.44 0.61 0.08 55.16 16:20:10 0 42.71 0.00 1.35 0.51 0.08 55.35 16:20:10 1 42.75 0.00 1.26 0.49 0.08 55.43 16:20:10 2 40.16 0.00 1.43 0.64 0.08 57.69 16:20:10 3 45.27 0.00 1.72 0.78 0.08 52.15 Average: all 51.32 0.00 1.87 0.32 0.09 46.40 Average: 0 52.19 0.00 1.93 0.25 0.09 45.54 Average: 1 50.79 0.00 1.81 0.26 0.10 47.04 Average: 2 50.18 0.00 1.91 0.37 0.10 47.45 Average: 3 52.13 0.00 1.82 0.38 0.09 45.57