---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-31905 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 17G 139G 11% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 757 19324 4 12010 30866 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:62:d3:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.71/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84561sec preferred_lft 84561sec inet6 fe80::f816:3eff:fe62:d3fb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:10:7e:47:93:4f 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 inet6 fe80::2410:7eff:fe47:934f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31905) 07/01/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:10 16.33 0.29 15.57 0.46 11.59 9208.97 1232.56 00:50:09 38.09 1.98 35.03 1.08 313.18 15438.75 3006.21 Average: 27.19 1.13 25.29 0.77 162.19 12319.83 2118.24 00:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:10 22056352 29322076 2973596 9.05 173764 7195664 3126116 9.22 1963176 8255392 331764 00:50:09 20069972 31681296 592448 1.80 231564 11293220 1396988 4.12 3123180 8848640 564 Average: 21063162 30501686 1783022 5.43 202664 9244442 2261552 6.67 2543178 8552016 166164 00:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:10 lo 1.65 1.65 0.16 0.16 0.00 0.00 0.00 0.00 00:40:10 ens3 74.37 54.58 237.73 14.27 0.00 0.00 0.00 0.00 00:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:09 lo 200.00 200.00 196.42 196.42 0.00 0.00 0.00 0.00 00:50:09 ens3 121.42 108.57 341.60 1359.28 0.00 0.00 0.00 0.00 00:50:09 docker0 79.31 78.57 1349.93 10.51 0.00 0.00 0.00 0.00 00:50:09 vethc4729d4 79.30 78.58 1351.01 10.51 0.00 0.00 0.00 0.11 Average: lo 100.70 100.70 98.16 98.16 0.00 0.00 0.00 0.00 Average: ens3 97.86 81.54 289.60 685.90 0.00 0.00 0.00 0.00 Average: docker0 39.60 39.23 674.09 5.25 0.00 0.00 0.00 0.00 Average: vethc4729d4 39.60 39.24 674.63 5.25 0.00 0.00 0.00 0.06 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31905) 07/01/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:10 CPU %user %nice %system %iowait %steal %idle 00:40:10 all 33.33 0.00 1.33 0.17 0.07 65.11 00:40:10 0 37.43 0.00 1.59 0.09 0.08 60.81 00:40:10 1 33.59 0.00 1.19 0.02 0.08 65.13 00:40:10 2 41.54 0.00 1.53 0.43 0.08 56.43 00:40:10 3 30.78 0.00 1.28 0.01 0.07 67.86 00:40:10 4 27.99 0.00 1.48 0.42 0.07 70.03 00:40:10 5 33.57 0.00 1.23 0.31 0.07 64.83 00:40:10 6 35.14 0.00 1.09 0.04 0.07 63.66 00:40:10 7 26.59 0.00 1.21 0.04 0.07 72.09 00:50:09 all 11.68 0.00 1.18 0.48 0.05 86.61 00:50:09 0 13.12 0.00 1.03 0.23 0.04 85.58 00:50:09 1 8.02 0.00 0.93 0.50 0.05 90.49 00:50:09 2 9.92 0.00 0.98 0.29 0.04 88.76 00:50:09 3 10.52 0.00 0.82 0.17 0.04 88.45 00:50:09 4 12.00 0.00 1.48 0.56 0.05 85.92 00:50:09 5 13.45 0.00 1.72 1.12 0.05 83.66 00:50:09 6 16.33 0.00 1.64 0.74 0.06 81.23 00:50:09 7 10.10 0.00 0.83 0.27 0.04 88.77 Average: all 22.51 0.00 1.25 0.33 0.06 75.85 Average: 0 25.28 0.00 1.31 0.16 0.06 73.19 Average: 1 20.82 0.00 1.06 0.26 0.06 77.79 Average: 2 25.74 0.00 1.26 0.36 0.06 72.58 Average: 3 20.66 0.00 1.05 0.09 0.05 78.15 Average: 4 20.00 0.00 1.48 0.49 0.06 77.97 Average: 5 23.51 0.00 1.47 0.71 0.06 74.24 Average: 6 25.74 0.00 1.37 0.39 0.06 72.44 Average: 7 18.35 0.00 1.02 0.15 0.06 80.42