---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26914 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: 5600.00 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 65G 17% / 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 8057 4 7263 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:22:b8:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.194/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83817sec preferred_lft 83817sec inet6 fe80::f816:3eff:fe22:b856/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:68:c3:77:1f:89 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-26914) 06/12/26 _x86_64_ (4 CPU) 19:01:30 LINUX RESTART (4 CPU) 19:10:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:00 36.44 0.08 19.88 16.49 6.94 2143.45 250497.25 19:30:00 31.72 0.03 28.43 3.26 0.44 4451.76 21656.09 19:40:00 13.00 0.29 11.30 1.41 11.65 6377.79 51654.65 Average: 26.96 0.13 19.87 6.96 6.34 4346.44 106491.14 19:10:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:00 9224116 13185412 2770160 16.92 149600 3913404 2941408 16.88 864360 5862132 19388 19:30:00 7431012 12414868 3536192 21.60 166408 4873452 3532884 20.28 1145424 7330200 1976 19:40:00 8297856 15374928 569832 3.48 187124 6877364 1128696 6.48 1899032 5623980 369212 Average: 8317661 13658403 2292061 14.00 167711 5221407 2534329 14.55 1302939 6272104 130192 19:10:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:00 lo 1102.89 1102.89 1044.06 1044.06 0.00 0.00 0.00 0.00 19:20:00 ens3 41.24 33.42 45.20 10.86 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:00 lo 1327.25 1327.25 1261.24 1261.24 0.00 0.00 0.00 0.00 19:30:00 ens3 50.78 38.35 31.14 13.44 0.00 0.00 0.00 0.00 19:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:00 lo 2573.48 2573.48 9292.11 9292.11 0.00 0.00 0.00 0.00 19:40:00 ens3 30.08 29.05 154.02 188.57 0.00 0.00 0.00 0.00 19:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1673.60 1673.60 3894.40 3894.40 0.00 0.00 0.00 0.00 Average: ens3 40.69 33.61 77.11 71.57 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-26914) 06/12/26 _x86_64_ (4 CPU) 19:01:30 LINUX RESTART (4 CPU) 19:10:18 CPU %user %nice %system %iowait %steal %idle 19:20:00 all 64.21 0.00 2.20 0.09 0.10 33.40 19:20:00 0 63.37 0.00 2.03 0.11 0.09 34.39 19:20:00 1 66.27 0.00 2.17 0.08 0.11 31.37 19:20:00 2 64.41 0.00 2.47 0.04 0.10 32.99 19:20:00 3 62.80 0.00 2.14 0.11 0.10 34.85 19:30:00 all 60.43 0.00 2.47 0.16 0.10 36.85 19:30:00 0 61.90 0.00 2.63 0.07 0.10 35.31 19:30:00 1 59.90 0.00 2.58 0.07 0.10 37.34 19:30:00 2 60.86 0.00 2.28 0.19 0.10 36.57 19:30:00 3 59.03 0.00 2.40 0.32 0.10 38.16 19:40:00 all 31.82 0.00 1.26 0.13 0.07 66.71 19:40:00 0 29.99 0.00 1.22 0.27 0.07 68.45 19:40:00 1 23.55 0.00 1.36 0.11 0.07 74.90 19:40:00 2 38.92 0.00 1.00 0.08 0.07 59.92 19:40:00 3 34.82 0.00 1.46 0.07 0.08 63.58 Average: all 52.01 0.00 1.98 0.13 0.09 45.79 Average: 0 51.62 0.00 1.96 0.15 0.09 46.18 Average: 1 49.72 0.00 2.04 0.09 0.09 48.06 Average: 2 54.62 0.00 1.91 0.10 0.09 43.28 Average: 3 52.10 0.00 2.00 0.17 0.09 45.64