---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22392 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: 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 9.6G 68G 13% / 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 613 11464 4 3911 15033 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:b7:54:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83261sec preferred_lft 83261sec inet6 fe80::f816:3eff:feb7:540c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:51:93:b9:80:57 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-22392) 02/26/26 _x86_64_ (4 CPU) 13:06:55 LINUX RESTART (4 CPU) 13:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:08 3.13 0.07 2.87 0.19 3.38 248.10 235.64 13:30:08 1.17 0.01 1.16 0.00 0.04 14.24 0.19 13:40:01 1.01 0.00 1.01 0.00 0.39 12.14 0.00 13:50:08 64.74 5.02 43.99 15.73 280.23 5468.24 240662.89 Average: 17.64 1.29 12.34 4.01 71.55 1446.61 60686.18 13:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:08 13723836 15511648 505232 3.09 56084 1957792 1144928 6.57 200540 2193900 36 13:30:08 13722576 15510820 506092 3.09 56520 1957780 1144928 6.57 200980 2194528 40 13:40:01 13717792 15506488 510448 3.12 56840 1957900 1145120 6.57 201308 2200772 4 13:50:08 10128908 13469696 2489140 15.20 133376 3346224 2548652 14.63 630900 5230124 31848 Average: 12823278 14999663 1002728 6.12 75705 2304924 1495907 8.59 308432 2954831 7982 13:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:08 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 13:20:08 ens3 8.48 5.58 82.56 0.47 0.00 0.00 0.00 0.00 13:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:08 ens3 0.50 0.09 0.06 0.02 0.00 0.00 0.00 0.00 13:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:40:01 ens3 1.21 0.50 0.34 0.87 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:08 lo 1097.71 1097.71 1039.39 1039.39 0.00 0.00 0.00 0.00 13:50:08 ens3 130.83 94.52 1161.05 17.29 0.00 0.00 0.00 0.00 13:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 276.61 276.61 261.84 261.84 0.00 0.00 0.00 0.00 Average: ens3 35.52 25.36 313.40 4.69 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-22392) 02/26/26 _x86_64_ (4 CPU) 13:06:55 LINUX RESTART (4 CPU) 13:10:01 CPU %user %nice %system %iowait %steal %idle 13:20:08 all 0.24 0.00 0.07 0.08 0.03 99.58 13:20:08 0 0.24 0.00 0.06 0.09 0.01 99.61 13:20:08 1 0.19 0.00 0.07 0.01 0.01 99.72 13:20:08 2 0.13 0.00 0.08 0.08 0.00 99.70 13:20:08 3 0.38 0.00 0.09 0.13 0.11 99.30 13:30:08 all 0.14 0.00 0.02 0.03 0.02 99.79 13:30:08 0 0.01 0.00 0.01 0.10 0.01 99.86 13:30:08 1 0.03 0.00 0.03 0.01 0.01 99.92 13:30:08 2 0.51 0.00 0.03 0.00 0.01 99.44 13:30:08 3 0.02 0.00 0.02 0.00 0.04 99.92 13:40:01 all 0.10 0.00 0.03 0.02 0.01 99.84 13:40:01 0 0.06 0.00 0.01 0.00 0.01 99.92 13:40:01 1 0.11 0.00 0.03 0.06 0.01 99.79 13:40:01 2 0.05 0.00 0.03 0.00 0.01 99.91 13:40:01 3 0.20 0.00 0.03 0.00 0.01 99.76 13:50:08 all 50.63 0.00 2.53 0.48 0.13 46.24 13:50:08 0 49.00 0.00 2.47 0.64 0.12 47.77 13:50:08 1 51.56 0.00 2.57 0.38 0.13 45.35 13:50:08 2 49.22 0.00 2.43 0.51 0.12 47.71 13:50:08 3 52.75 0.00 2.64 0.37 0.14 44.11 Average: all 12.83 0.00 0.67 0.15 0.05 86.31 Average: 0 12.39 0.00 0.64 0.21 0.04 86.73 Average: 1 13.03 0.00 0.68 0.12 0.04 86.13 Average: 2 12.55 0.00 0.65 0.15 0.04 86.62 Average: 3 13.36 0.00 0.69 0.13 0.07 85.75