---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23692 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 918 24824 4 6349 30706 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:ff:80:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.18/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84284sec preferred_lft 84284sec inet6 fe80::f816:3eff:feff:8008/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:db:8c:f1:fd:9a 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-23692) 02/27/26 _x86_64_ (8 CPU) 09:35:43 LINUX RESTART (8 CPU) 09:40:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:19 46.89 0.64 28.17 18.08 416.36 4070.85 522996.77 10:00:22 34.53 0.02 30.03 4.48 0.16 2553.33 19762.70 10:10:22 34.36 0.11 30.37 3.87 11.48 7155.16 10057.60 Average: 38.57 0.26 29.53 8.79 142.02 4590.77 183495.14 09:40:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:19 25618712 29295028 3012372 9.17 167872 3735892 2999012 8.84 836688 5946668 14876 10:00:22 24419240 28690836 3612788 10.99 199232 4255340 3572308 10.53 976508 6970568 196552 10:10:22 25454888 31464476 832328 2.53 230992 5882320 1419864 4.19 1596388 5196688 39648 Average: 25164280 29816780 2485829 7.56 199365 4624517 2663728 7.86 1136528 6037975 83692 09:40:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:19 lo 1214.29 1214.29 1154.90 1154.90 0.00 0.00 0.00 0.00 09:50:19 ens3 40.64 28.14 224.74 8.25 0.00 0.00 0.00 0.00 09:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:22 lo 1859.58 1859.58 1770.61 1770.61 0.00 0.00 0.00 0.00 10:00:22 ens3 20.81 17.82 8.85 6.04 0.00 0.00 0.00 0.00 10:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:22 lo 1119.58 1119.58 1064.79 1064.79 0.00 0.00 0.00 0.00 10:10:22 ens3 58.36 46.56 189.25 40.34 0.00 0.00 0.00 0.00 10:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1398.82 1398.82 1331.05 1331.05 0.00 0.00 0.00 0.00 Average: ens3 39.91 30.82 140.61 18.20 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-23692) 02/27/26 _x86_64_ (8 CPU) 09:35:43 LINUX RESTART (8 CPU) 09:40:22 CPU %user %nice %system %iowait %steal %idle 09:50:19 all 40.56 0.00 1.74 0.12 0.11 57.48 09:50:19 0 35.73 0.00 1.68 0.21 0.10 62.28 09:50:19 1 43.81 0.00 1.86 0.05 0.11 54.18 09:50:19 2 39.37 0.00 1.76 0.14 0.10 58.63 09:50:19 3 37.78 0.00 1.66 0.15 0.10 60.30 09:50:19 4 41.74 0.00 1.69 0.09 0.10 56.37 09:50:19 5 42.80 0.00 1.69 0.15 0.11 55.25 09:50:19 6 41.45 0.00 1.67 0.10 0.11 56.67 09:50:19 7 41.80 0.00 1.91 0.06 0.10 56.13 10:00:22 all 35.94 0.00 1.77 0.06 0.09 62.14 10:00:22 0 37.47 0.00 1.63 0.09 0.09 60.73 10:00:22 1 35.95 0.00 1.72 0.02 0.09 62.22 10:00:22 2 36.84 0.00 2.17 0.07 0.10 60.83 10:00:22 3 36.46 0.00 1.64 0.08 0.09 61.74 10:00:22 4 36.72 0.00 1.95 0.07 0.09 61.16 10:00:22 5 33.31 0.00 1.64 0.06 0.09 64.90 10:00:22 6 34.60 0.00 1.47 0.05 0.09 63.79 10:00:22 7 36.17 0.00 1.98 0.04 0.09 61.72 10:10:22 all 32.71 0.00 1.64 0.35 0.09 65.22 10:10:22 0 31.07 0.00 1.75 0.04 0.08 67.06 10:10:22 1 31.66 0.00 1.64 0.28 0.09 66.33 10:10:22 2 32.04 0.00 1.67 0.14 0.09 66.06 10:10:22 3 37.06 0.00 1.68 0.86 0.09 60.31 10:10:22 4 30.38 0.00 1.62 0.87 0.08 67.06 10:10:22 5 30.65 0.00 1.47 0.33 0.09 67.46 10:10:22 6 35.10 0.00 1.69 0.05 0.09 63.07 10:10:22 7 33.68 0.00 1.61 0.21 0.09 64.42 Average: all 36.40 0.00 1.72 0.17 0.09 61.62 Average: 0 34.76 0.00 1.69 0.11 0.09 63.35 Average: 1 37.13 0.00 1.74 0.12 0.10 60.92 Average: 2 36.08 0.00 1.87 0.12 0.10 61.84 Average: 3 37.10 0.00 1.66 0.37 0.09 60.78 Average: 4 36.28 0.00 1.75 0.34 0.09 61.54 Average: 5 35.57 0.00 1.60 0.18 0.09 62.55 Average: 6 37.04 0.00 1.61 0.07 0.10 61.19 Average: 7 37.21 0.00 1.83 0.10 0.09 60.77