---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11244 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 913 24987 4 6191 30710 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:27:25:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.195/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83864sec preferred_lft 83864sec inet6 fe80::f816:3eff:fe27:2501/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:61:4b:08:25:25 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-11244) 02/16/26 _x86_64_ (8 CPU) 17:59:59 LINUX RESTART (8 CPU) 18:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:02 76.34 24.03 49.75 2.55 2069.55 24179.85 7751.49 18:20:02 42.60 0.16 24.25 18.20 5.95 2776.49 528480.04 18:30:01 38.46 0.00 33.61 4.85 0.05 3302.97 19896.46 18:40:02 28.28 0.14 24.43 3.70 6.42 6586.10 36351.02 Average: 46.45 6.10 33.02 7.32 522.24 9230.36 147970.86 18:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:02 27073020 30147356 2165616 6.59 141044 3199536 2348492 6.93 615176 4777924 120948 18:20:02 25364656 29018884 3287940 10.01 175920 3694348 3536360 10.43 756644 6288140 103340 18:30:01 25007768 29159408 3143360 9.57 215068 4102700 3091560 9.12 899084 6434796 11068 18:40:02 25805016 31650556 645072 1.96 235140 5711036 1215476 3.58 1502776 4941068 244 Average: 25812615 29994051 2310497 7.03 191793 4176905 2547972 7.51 943420 5610482 58900 18:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:02 lo 661.12 661.12 629.32 629.32 0.00 0.00 0.00 0.00 18:10:02 ens3 160.00 115.08 1201.31 24.62 0.00 0.00 0.00 0.00 18:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:02 lo 1354.31 1354.31 1288.43 1288.43 0.00 0.00 0.00 0.00 18:20:02 ens3 53.19 38.07 22.84 15.01 0.00 0.00 0.00 0.00 18:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1942.38 1942.38 1849.20 1849.20 0.00 0.00 0.00 0.00 18:30:01 ens3 60.52 43.46 20.33 17.30 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:02 lo 829.10 829.10 776.61 776.61 0.00 0.00 0.00 0.00 18:40:02 ens3 99.25 97.22 196.94 314.39 0.00 0.00 0.00 0.00 18:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1195.39 1195.39 1134.61 1134.61 0.00 0.00 0.00 0.00 Average: ens3 93.34 73.54 361.42 92.95 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-11244) 02/16/26 _x86_64_ (8 CPU) 17:59:59 LINUX RESTART (8 CPU) 18:00:00 CPU %user %nice %system %iowait %steal %idle 18:10:02 all 20.23 0.00 1.14 0.34 0.05 78.24 18:10:02 0 21.43 0.00 1.12 0.56 0.04 76.85 18:10:02 1 17.47 0.00 1.09 0.25 0.05 81.15 18:10:02 2 21.54 0.00 1.27 0.82 0.05 76.33 18:10:02 3 20.46 0.00 1.28 0.20 0.05 78.01 18:10:02 4 20.89 0.00 1.13 0.44 0.05 77.50 18:10:02 5 21.69 0.00 1.26 0.18 0.05 76.82 18:10:02 6 20.53 0.00 0.97 0.17 0.04 78.29 18:10:02 7 17.83 0.00 1.00 0.12 0.05 81.00 18:20:02 all 33.95 0.00 1.47 0.08 0.06 64.43 18:20:02 0 29.93 0.00 1.46 0.08 0.06 68.47 18:20:02 1 32.50 0.00 1.84 0.06 0.06 65.54 18:20:02 2 35.96 0.00 1.47 0.03 0.07 62.47 18:20:02 3 34.27 0.00 1.41 0.04 0.06 64.22 18:20:02 4 38.34 0.00 1.46 0.09 0.06 60.04 18:20:02 5 35.40 0.00 1.44 0.03 0.07 63.06 18:20:02 6 32.92 0.00 1.48 0.13 0.06 65.41 18:20:02 7 32.28 0.00 1.23 0.18 0.07 66.24 18:30:01 all 38.56 0.00 1.96 0.08 0.08 59.33 18:30:01 0 35.72 0.00 1.83 0.11 0.07 62.27 18:30:01 1 40.79 0.00 2.25 0.07 0.08 56.82 18:30:01 2 37.26 0.00 1.88 0.05 0.08 60.74 18:30:01 3 34.68 0.00 1.99 0.06 0.08 63.20 18:30:01 4 40.51 0.00 2.27 0.09 0.08 57.06 18:30:01 5 43.37 0.00 1.73 0.10 0.08 54.71 18:30:01 6 38.72 0.00 1.76 0.08 0.07 59.37 18:30:01 7 37.39 0.00 1.96 0.08 0.07 60.50 18:40:02 all 25.90 0.00 1.22 0.11 0.06 72.70 18:40:02 0 26.06 0.00 1.22 0.12 0.07 72.53 18:40:02 1 26.39 0.00 1.44 0.08 0.06 72.03 18:40:02 2 29.54 0.00 1.25 0.05 0.07 69.10 18:40:02 3 26.99 0.00 1.19 0.03 0.06 71.73 18:40:02 4 24.94 0.00 1.24 0.38 0.06 73.38 18:40:02 5 25.97 0.00 1.11 0.05 0.06 72.81 18:40:02 6 25.34 0.00 1.20 0.01 0.06 73.39 18:40:02 7 21.98 0.00 1.15 0.17 0.07 76.64 Average: all 29.64 0.00 1.45 0.15 0.06 68.70 Average: 0 28.27 0.00 1.41 0.22 0.06 70.05 Average: 1 29.26 0.00 1.65 0.11 0.06 68.91 Average: 2 31.06 0.00 1.46 0.24 0.06 67.18 Average: 3 29.08 0.00 1.47 0.08 0.06 69.31 Average: 4 31.14 0.00 1.53 0.25 0.06 67.02 Average: 5 31.58 0.00 1.39 0.09 0.07 66.88 Average: 6 29.36 0.00 1.35 0.10 0.06 69.14 Average: 7 27.34 0.00 1.33 0.14 0.06 71.12