---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20372 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 915 24873 4 6303 30709 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:d4:29:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84365sec preferred_lft 84365sec inet6 fe80::f816:3eff:fed4:2992/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:7b:5f:ad:3e:6c 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-20372) 05/26/26 _x86_64_ (8 CPU) 13:26:20 LINUX RESTART (8 CPU) 13:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:09 27.58 0.22 23.95 3.41 9.14 2986.78 12715.73 13:50:11 32.34 0.01 28.15 4.18 0.09 2655.57 11577.95 14:00:00 33.51 0.08 29.43 4.00 8.43 7574.31 13689.03 Average: 31.13 0.10 27.16 3.86 5.87 4385.01 12653.86 13:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:09 25480104 29049072 3260008 9.92 164280 3628000 3276108 9.66 703116 6229520 15344 13:50:11 24819988 29019736 3284860 10.00 201964 4167076 3318108 9.78 846896 6684244 182320 14:00:00 25516840 31479176 819268 2.49 229288 5831476 1377936 4.06 1505280 5229184 28428 Average: 25272311 29849328 2454712 7.47 198511 4542184 2657384 7.84 1018431 6047649 75364 13:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:09 lo 1313.18 1313.18 1249.85 1249.85 0.00 0.00 0.00 0.00 13:40:09 ens3 28.70 23.52 13.62 7.73 0.00 0.00 0.00 0.00 13:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:11 lo 1854.65 1854.65 1767.02 1767.02 0.00 0.00 0.00 0.00 13:50:11 ens3 19.20 16.63 6.44 5.72 0.00 0.00 0.00 0.00 13:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:00 lo 1150.83 1150.83 1095.18 1095.18 0.00 0.00 0.00 0.00 14:00:00 ens3 53.69 44.01 199.20 40.72 0.00 0.00 0.00 0.00 14:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1441.61 1441.61 1372.65 1372.65 0.00 0.00 0.00 0.00 Average: ens3 33.73 27.95 72.27 17.91 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-20372) 05/26/26 _x86_64_ (8 CPU) 13:26:20 LINUX RESTART (8 CPU) 13:30:09 CPU %user %nice %system %iowait %steal %idle 13:40:09 all 39.26 0.00 1.63 0.04 0.09 58.97 13:40:09 0 35.44 0.00 1.39 0.04 0.09 63.04 13:40:09 1 41.04 0.00 1.59 0.03 0.09 57.25 13:40:09 2 43.37 0.00 1.99 0.05 0.10 54.50 13:40:09 3 35.70 0.00 1.74 0.06 0.09 62.41 13:40:09 4 39.95 0.00 1.66 0.05 0.09 58.25 13:40:09 5 40.37 0.00 1.54 0.03 0.09 57.98 13:40:09 6 42.75 0.00 1.81 0.02 0.09 55.33 13:40:09 7 35.48 0.00 1.35 0.05 0.08 63.03 13:50:11 all 35.91 0.00 1.70 0.05 0.09 62.24 13:50:11 0 35.52 0.00 1.67 0.09 0.10 62.63 13:50:11 1 39.69 0.00 2.15 0.05 0.10 58.01 13:50:11 2 37.99 0.00 1.74 0.10 0.10 60.08 13:50:11 3 37.31 0.00 1.47 0.03 0.09 61.09 13:50:11 4 35.23 0.00 1.57 0.06 0.09 63.05 13:50:11 5 33.36 0.00 1.65 0.02 0.10 64.87 13:50:11 6 33.51 0.00 1.92 0.03 0.09 64.46 13:50:11 7 34.68 0.00 1.47 0.05 0.09 63.70 14:00:00 all 31.90 0.00 1.58 0.10 0.09 66.33 14:00:00 0 31.92 0.00 1.56 0.10 0.09 66.33 14:00:00 1 35.87 0.00 1.67 0.08 0.09 62.29 14:00:00 2 30.85 0.00 1.69 0.06 0.09 67.32 14:00:00 3 32.96 0.00 1.58 0.05 0.09 65.32 14:00:00 4 35.01 0.00 1.61 0.26 0.09 63.03 14:00:00 5 28.93 0.00 1.48 0.04 0.08 69.46 14:00:00 6 30.33 0.00 1.45 0.04 0.09 68.09 14:00:00 7 29.31 0.00 1.63 0.16 0.08 68.82 Average: all 35.71 0.00 1.64 0.06 0.09 62.49 Average: 0 34.31 0.00 1.54 0.08 0.09 63.99 Average: 1 38.89 0.00 1.80 0.05 0.09 59.17 Average: 2 37.44 0.00 1.81 0.07 0.09 60.59 Average: 3 35.34 0.00 1.60 0.05 0.09 62.93 Average: 4 36.74 0.00 1.61 0.12 0.09 61.43 Average: 5 34.25 0.00 1.56 0.03 0.09 64.07 Average: 6 35.56 0.00 1.73 0.03 0.09 62.60 Average: 7 33.18 0.00 1.48 0.09 0.08 65.16