---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30255 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 869 24904 4 6318 30754 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:61:e5:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.242/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84028sec preferred_lft 84028sec inet6 fe80::f816:3eff:fe61:e598/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:bb:f3:c7:32:b7 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-30255) 06/24/26 _x86_64_ (8 CPU) 19:07:01 LINUX RESTART (8 CPU) 19:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:06 23.13 0.69 20.17 2.28 29.37 3890.08 7791.04 19:30:09 31.03 0.12 26.63 4.28 5.20 2091.74 9064.84 19:40:01 28.23 0.01 24.79 3.43 0.73 2666.83 9696.84 Average: 27.46 0.27 23.86 3.33 11.85 2885.22 8844.57 19:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:06 26037256 29545852 2765340 8.41 155272 3583016 2806268 8.28 679504 5704836 10576 19:30:09 25286956 29147972 3158856 9.61 190008 3865064 3098052 9.14 782596 6318488 29576 19:40:01 24884336 29222900 3080572 9.37 213144 4280512 3091160 9.12 892964 6565568 16120 Average: 25402849 29305575 3001589 9.13 186141 3909531 2998493 8.84 785021 6196297 18757 19:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:06 lo 1059.96 1059.96 1008.76 1008.76 0.00 0.00 0.00 0.00 19:20:06 ens3 50.16 39.12 329.65 8.99 0.00 0.00 0.00 0.00 19:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:09 lo 1976.91 1976.91 1884.31 1884.31 0.00 0.00 0.00 0.00 19:30:09 ens3 17.40 15.18 7.57 4.90 0.00 0.00 0.00 0.00 19:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 lo 1777.50 1777.50 1693.49 1693.49 0.00 0.00 0.00 0.00 19:40:01 ens3 21.08 17.18 7.89 5.79 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1603.17 1603.17 1527.32 1527.32 0.00 0.00 0.00 0.00 Average: ens3 29.62 23.88 115.91 6.57 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-30255) 06/24/26 _x86_64_ (8 CPU) 19:07:01 LINUX RESTART (8 CPU) 19:10:01 CPU %user %nice %system %iowait %steal %idle 19:20:06 all 37.27 0.00 1.46 1.95 0.09 59.23 19:20:06 0 34.16 0.00 1.45 1.17 0.09 63.13 19:20:06 1 40.46 0.00 1.67 1.07 0.10 56.69 19:20:06 2 40.10 0.00 1.68 0.82 0.09 57.31 19:20:06 3 37.74 0.00 1.47 2.50 0.09 58.20 19:20:06 4 33.88 0.00 1.23 1.77 0.09 63.03 19:20:06 5 39.28 0.00 1.53 3.79 0.10 55.30 19:20:06 6 36.56 0.00 1.32 2.69 0.09 59.33 19:20:06 7 35.96 0.00 1.36 1.77 0.09 60.82 19:30:09 all 35.21 0.00 1.66 2.66 0.10 60.37 19:30:09 0 32.75 0.00 1.77 5.71 0.10 59.68 19:30:09 1 37.29 0.00 1.96 3.19 0.11 57.46 19:30:09 2 35.94 0.00 1.83 0.65 0.11 61.46 19:30:09 3 35.46 0.00 1.74 1.88 0.10 60.81 19:30:09 4 36.47 0.00 1.66 1.85 0.10 59.92 19:30:09 5 38.96 0.00 1.46 1.92 0.11 57.56 19:30:09 6 32.34 0.00 1.37 2.20 0.10 64.00 19:30:09 7 32.45 0.00 1.48 3.87 0.09 62.10 19:40:01 all 33.96 0.00 1.69 2.58 0.11 61.65 19:40:01 0 31.78 0.00 1.60 2.74 0.11 63.77 19:40:01 1 37.64 0.00 1.86 3.21 0.12 57.17 19:40:01 2 36.35 0.00 1.79 1.27 0.11 60.48 19:40:01 3 35.04 0.00 1.70 0.88 0.11 62.28 19:40:01 4 35.69 0.00 1.65 2.64 0.12 59.91 19:40:01 5 35.48 0.00 1.87 1.93 0.12 60.60 19:40:01 6 30.95 0.00 1.40 3.47 0.11 64.07 19:40:01 7 28.78 0.00 1.67 4.53 0.10 64.91 Average: all 35.49 0.00 1.61 2.40 0.10 60.41 Average: 0 32.90 0.00 1.61 3.21 0.10 62.18 Average: 1 38.47 0.00 1.83 2.48 0.11 57.11 Average: 2 37.47 0.00 1.77 0.91 0.10 59.74 Average: 3 36.09 0.00 1.64 1.76 0.10 60.41 Average: 4 35.34 0.00 1.51 2.08 0.10 60.96 Average: 5 37.92 0.00 1.62 2.55 0.11 57.80 Average: 6 33.30 0.00 1.36 2.78 0.10 62.45 Average: 7 32.42 0.00 1.50 3.38 0.09 62.60