---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23832 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): 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 920 24777 4 6393 30703 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:4b:b9:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.26/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83501sec preferred_lft 83501sec inet6 fe80::f816:3eff:fe4b:b9be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:68:d8:1e:e7:d1 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-8c-8g-23832) 02/27/26 _x86_64_ (8 CPU) 12:59:29 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 50.22 2.61 32.35 15.27 531.78 2822.85 521285.29 13:20:19 28.54 2.53 23.49 2.51 140.73 4267.23 5249.76 13:30:03 39.56 0.01 34.32 5.23 0.04 2762.73 10490.78 13:40:20 31.30 0.02 27.40 3.89 0.16 2710.88 16270.87 Average: 37.29 1.30 29.30 6.69 168.05 3148.68 137471.50 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 29358824 31821196 522988 1.59 106700 2660308 1098184 3.24 458016 2680068 224 13:20:19 25472144 29257696 3050296 9.28 171852 3834792 3315148 9.78 847744 6093124 130852 13:30:03 25294944 29454660 2848960 8.67 203788 4140736 3474624 10.25 954516 6114000 89812 13:40:20 24509256 29157768 3143000 9.56 224776 4570952 3173016 9.36 1090752 6727012 76624 Average: 26158792 29922830 2391311 7.28 176779 3801697 2765243 8.15 837757 5403551 74378 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 13:10:01 ens3 61.94 44.89 558.79 8.86 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:19 lo 906.03 906.03 861.17 861.17 0.00 0.00 0.00 0.00 13:20:19 ens3 132.16 96.26 780.38 23.92 0.00 0.00 0.00 0.00 13:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:03 lo 2144.94 2144.94 2042.93 2042.93 0.00 0.00 0.00 0.00 13:30:03 ens3 49.57 36.02 18.79 14.24 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:20 lo 1580.23 1580.23 1504.22 1504.22 0.00 0.00 0.00 0.00 13:40:20 ens3 53.30 37.04 20.19 15.66 0.00 0.00 0.00 0.00 13:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1152.07 1152.07 1096.54 1096.54 0.00 0.00 0.00 0.00 Average: ens3 74.68 53.87 347.74 15.74 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-8c-8g-23832) 02/27/26 _x86_64_ (8 CPU) 12:59:29 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 1.41 0.00 0.24 0.21 0.01 98.13 13:10:01 0 0.89 0.00 0.18 0.64 0.01 98.28 13:10:01 1 5.06 0.00 0.46 0.13 0.01 94.35 13:10:01 2 0.73 0.00 0.20 0.04 0.02 99.01 13:10:01 3 0.89 0.00 0.23 0.15 0.01 98.72 13:10:01 4 0.85 0.00 0.18 0.15 0.01 98.81 13:10:01 5 0.75 0.00 0.17 0.05 0.03 98.99 13:10:01 6 0.84 0.00 0.21 0.05 0.01 98.88 13:10:01 7 1.30 0.00 0.29 0.43 0.01 97.97 13:20:19 all 37.61 0.00 1.47 0.07 0.07 60.78 13:20:19 0 35.10 0.00 1.29 0.02 0.07 63.52 13:20:19 1 39.67 0.00 1.77 0.06 0.07 58.42 13:20:19 2 41.07 0.00 1.26 0.08 0.07 57.53 13:20:19 3 41.93 0.00 1.75 0.04 0.07 56.21 13:20:19 4 34.16 0.00 1.32 0.03 0.06 64.43 13:20:19 5 38.77 0.00 1.54 0.15 0.07 59.47 13:20:19 6 33.32 0.00 1.55 0.10 0.07 64.96 13:20:19 7 36.85 0.00 1.30 0.09 0.06 61.70 13:30:03 all 35.26 0.00 1.79 0.17 0.07 62.71 13:30:03 0 30.68 0.00 1.84 0.18 0.07 67.22 13:30:03 1 35.04 0.00 1.78 0.50 0.08 62.61 13:30:03 2 38.47 0.00 2.03 0.13 0.07 59.30 13:30:03 3 37.62 0.00 2.08 0.08 0.07 60.14 13:30:03 4 36.23 0.00 1.49 0.12 0.08 62.08 13:30:03 5 33.97 0.00 1.81 0.09 0.07 64.07 13:30:03 6 35.89 0.00 1.75 0.18 0.07 62.10 13:30:03 7 34.15 0.00 1.58 0.09 0.07 64.11 13:40:20 all 35.22 0.00 1.71 1.59 0.08 61.40 13:40:20 0 34.04 0.00 1.60 0.87 0.08 63.40 13:40:20 1 34.73 0.00 1.70 2.25 0.08 61.25 13:40:20 2 35.27 0.00 1.90 4.76 0.08 57.99 13:40:20 3 37.93 0.00 1.59 0.43 0.08 59.95 13:40:20 4 37.70 0.00 1.85 1.11 0.08 59.26 13:40:20 5 33.22 0.00 1.60 1.47 0.08 63.64 13:40:20 6 34.37 0.00 1.65 1.26 0.08 62.64 13:40:20 7 34.50 0.00 1.78 0.60 0.08 63.04 Average: all 27.42 0.00 1.30 0.52 0.06 70.70 Average: 0 25.25 0.00 1.23 0.43 0.06 73.04 Average: 1 28.68 0.00 1.43 0.74 0.06 69.10 Average: 2 28.93 0.00 1.34 1.27 0.06 68.40 Average: 3 29.66 0.00 1.41 0.18 0.06 68.69 Average: 4 27.26 0.00 1.21 0.36 0.06 71.12 Average: 5 26.74 0.00 1.28 0.45 0.06 71.47 Average: 6 26.12 0.00 1.29 0.40 0.06 72.12 Average: 7 26.75 0.00 1.24 0.30 0.05 71.65