---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11894 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: 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: 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 12G 144G 8% / 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 861 25020 4 6210 30763 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:31:e4:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.222/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83376sec preferred_lft 83376sec inet6 fe80::f816:3eff:fe31:e4d7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:ba:c6:db:a5:63 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-8c-8g-11894) 05/08/26 _x86_64_ (8 CPU) 02:31:19 LINUX RESTART (8 CPU) 02:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:00 31.75 0.52 27.50 3.74 18.04 3651.29 7674.34 03:00:01 48.81 0.01 29.32 19.48 0.21 2535.02 516463.99 03:10:03 33.40 0.00 29.43 3.97 0.07 3031.32 23974.80 03:20:03 10.65 0.30 9.04 1.31 11.68 4928.22 1936.18 Average: 31.16 0.21 23.82 7.13 7.48 3535.46 137734.12 02:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:00 26185544 29686668 2622936 7.98 167172 3561452 2688216 7.93 704908 5512436 11948 03:00:01 25632056 29641872 2664148 8.11 198244 3999856 2710548 7.99 826348 5914004 105684 03:10:03 25092372 29535240 2765792 8.42 224388 4368500 2787092 8.22 955944 6278164 11396 03:20:03 25818904 31684532 612784 1.86 235036 5730044 1223052 3.61 1479816 4956480 260 Average: 25682219 30137078 2166415 6.59 206210 4414963 2352227 6.94 991754 5665271 32322 02:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:00 lo 1510.89 1510.89 1438.40 1438.40 0.00 0.00 0.00 0.00 02:50:00 ens3 67.07 50.37 98.33 17.88 0.00 0.00 0.00 0.00 02:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1927.06 1927.06 1836.28 1836.28 0.00 0.00 0.00 0.00 03:00:01 ens3 43.25 32.71 17.79 13.49 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:03 lo 1932.38 1932.38 1841.21 1841.21 0.00 0.00 0.00 0.00 03:10:03 ens3 54.13 36.09 19.17 14.88 0.00 0.00 0.00 0.00 03:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:03 lo 21.29 21.29 2.20 2.20 0.00 0.00 0.00 0.00 03:20:03 ens3 98.63 106.20 186.79 880.04 0.00 0.00 0.00 0.00 03:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1348.45 1348.45 1280.04 1280.04 0.00 0.00 0.00 0.00 Average: ens3 65.75 56.32 80.42 231.57 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-8c-8g-11894) 05/08/26 _x86_64_ (8 CPU) 02:31:19 LINUX RESTART (8 CPU) 02:40:03 CPU %user %nice %system %iowait %steal %idle 02:50:00 all 40.31 0.00 1.73 0.12 0.08 57.76 02:50:00 0 39.11 0.00 1.31 0.05 0.08 59.45 02:50:00 1 38.92 0.00 1.69 0.06 0.08 59.25 02:50:00 2 44.52 0.00 2.23 0.11 0.09 53.05 02:50:00 3 41.22 0.00 1.65 0.05 0.08 57.00 02:50:00 4 41.22 0.00 1.71 0.09 0.08 56.90 02:50:00 5 38.03 0.00 1.92 0.25 0.08 59.71 02:50:00 6 41.49 0.00 1.64 0.25 0.09 56.53 02:50:00 7 37.97 0.00 1.67 0.06 0.08 60.21 03:00:01 all 35.57 0.00 1.78 0.31 0.09 62.25 03:00:01 0 28.85 0.00 1.75 0.51 0.08 68.82 03:00:01 1 34.12 0.00 1.78 0.24 0.09 63.77 03:00:01 2 41.88 0.00 1.81 0.06 0.09 56.16 03:00:01 3 36.68 0.00 1.88 0.33 0.08 61.03 03:00:01 4 35.33 0.00 1.91 0.15 0.08 62.52 03:00:01 5 35.82 0.00 1.83 0.35 0.09 61.90 03:00:01 6 36.09 0.00 1.59 0.68 0.09 61.55 03:00:01 7 35.84 0.00 1.70 0.13 0.09 62.25 03:10:03 all 36.50 0.00 1.83 0.89 0.08 60.70 03:10:03 0 37.49 0.00 2.04 0.17 0.09 60.21 03:10:03 1 39.46 0.00 2.06 0.59 0.09 57.80 03:10:03 2 30.40 0.00 1.92 2.21 0.08 65.38 03:10:03 3 38.23 0.00 1.89 2.48 0.09 57.31 03:10:03 4 39.77 0.00 1.84 0.68 0.08 57.63 03:10:03 5 33.44 0.00 1.64 0.23 0.08 64.61 03:10:03 6 37.97 0.00 1.58 0.38 0.08 59.99 03:10:03 7 35.26 0.00 1.67 0.38 0.08 62.61 03:20:03 all 7.27 0.00 0.33 0.10 0.03 92.26 03:20:03 0 11.47 0.00 0.44 0.00 0.04 88.04 03:20:03 1 10.06 0.00 0.47 0.44 0.03 89.00 03:20:03 2 9.44 0.00 0.50 0.16 0.03 89.86 03:20:03 3 3.99 0.00 0.19 0.00 0.03 95.79 03:20:03 4 2.84 0.00 0.17 0.02 0.03 96.93 03:20:03 5 7.85 0.00 0.28 0.12 0.03 91.72 03:20:03 6 8.29 0.00 0.34 0.06 0.03 91.29 03:20:03 7 4.25 0.00 0.24 0.00 0.03 95.48 Average: all 29.89 0.00 1.42 0.35 0.07 68.26 Average: 0 29.22 0.00 1.39 0.18 0.07 69.15 Average: 1 30.62 0.00 1.50 0.33 0.07 67.47 Average: 2 31.53 0.00 1.62 0.64 0.07 66.14 Average: 3 29.99 0.00 1.40 0.72 0.07 67.82 Average: 4 29.77 0.00 1.41 0.24 0.07 68.52 Average: 5 28.76 0.00 1.42 0.24 0.07 69.51 Average: 6 30.94 0.00 1.29 0.34 0.07 67.36 Average: 7 28.32 0.00 1.32 0.14 0.07 70.15