---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19172 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 18G 138G 12% / 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 796 19525 4 11769 30827 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:8f:22:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.248/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84286sec preferred_lft 84286sec inet6 fe80::f816:3eff:fe8f:22fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:e9:49:a7:82:d0 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19172) 02/22/26 _x86_64_ (8 CPU) 08:25:10 LINUX RESTART (8 CPU) 08:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 19.16 0.88 17.20 1.09 421.26 4889.05 9198.86 08:50:01 7.91 0.28 6.62 1.01 4.51 542.37 68.89 09:00:00 330.51 0.70 324.20 5.61 18.26 24181.22 41456.17 Average: 119.01 0.62 115.83 2.57 148.27 9860.07 16890.04 08:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 23281800 27708792 4592884 13.98 171916 4441680 8371760 24.69 758228 8320672 22076 08:50:01 21344968 25871816 6427484 19.56 173572 4534036 8839828 26.07 788596 10212568 468 09:00:00 20103300 31666484 572260 1.74 488112 10534108 1109708 3.27 1883272 9573168 362896 Average: 21576689 28415697 3864209 11.76 277867 6503275 6107099 18.01 1143365 9368803 128480 08:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 2.21 2.21 1.05 1.05 0.00 0.00 0.00 0.00 08:40:01 ens3 215.86 116.58 602.18 48.27 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 5.84 5.84 0.98 0.98 0.00 0.00 0.00 0.00 08:50:01 ens3 9.19 7.54 2.16 2.78 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:00 lo 0.43 0.43 0.07 0.07 0.00 0.00 0.00 0.00 09:00:00 ens3 157.50 104.34 934.06 31.36 0.00 0.00 0.00 0.00 09:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.83 2.83 0.70 0.70 0.00 0.00 0.00 0.00 Average: ens3 127.57 76.17 512.65 27.49 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19172) 02/22/26 _x86_64_ (8 CPU) 08:25:10 LINUX RESTART (8 CPU) 08:30:00 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 44.19 0.00 1.49 0.04 0.07 54.20 08:40:01 0 40.58 0.00 1.53 0.05 0.07 57.77 08:40:01 1 47.44 0.00 1.54 0.02 0.07 50.94 08:40:01 2 44.11 0.00 1.71 0.01 0.07 54.10 08:40:01 3 42.96 0.00 1.45 0.06 0.08 55.46 08:40:01 4 40.02 0.00 1.41 0.14 0.07 58.36 08:40:01 5 43.78 0.00 1.49 0.04 0.08 54.61 08:40:01 6 43.75 0.00 1.38 0.02 0.07 54.78 08:40:01 7 50.89 0.00 1.44 0.01 0.08 47.59 08:50:01 all 97.15 0.00 2.61 0.00 0.12 0.11 08:50:01 0 97.29 0.00 2.49 0.00 0.11 0.11 08:50:01 1 97.16 0.00 2.62 0.00 0.12 0.10 08:50:01 2 97.30 0.00 2.46 0.00 0.12 0.11 08:50:01 3 96.97 0.00 2.83 0.00 0.12 0.08 08:50:01 4 97.17 0.00 2.60 0.00 0.12 0.12 08:50:01 5 97.15 0.00 2.58 0.00 0.12 0.15 08:50:01 6 97.08 0.00 2.67 0.00 0.12 0.14 08:50:01 7 97.13 0.00 2.63 0.00 0.13 0.12 09:00:00 all 49.24 0.00 2.87 0.35 0.08 47.47 09:00:00 0 49.21 0.00 2.45 0.45 0.08 47.81 09:00:00 1 46.81 0.00 2.68 0.20 0.08 50.24 09:00:00 2 48.53 0.00 3.12 0.25 0.08 48.02 09:00:00 3 50.02 0.00 3.33 0.44 0.09 46.12 09:00:00 4 47.67 0.00 2.83 0.28 0.08 49.15 09:00:00 5 48.89 0.00 3.00 0.50 0.08 47.53 09:00:00 6 56.05 0.00 2.50 0.26 0.09 41.09 09:00:00 7 46.69 0.00 3.04 0.41 0.08 49.77 Average: all 63.55 0.00 2.32 0.13 0.09 33.90 Average: 0 62.37 0.00 2.16 0.17 0.09 35.22 Average: 1 63.82 0.00 2.28 0.07 0.09 33.74 Average: 2 63.34 0.00 2.43 0.09 0.09 34.05 Average: 3 63.34 0.00 2.54 0.17 0.09 33.86 Average: 4 61.64 0.00 2.28 0.14 0.09 35.86 Average: 5 63.31 0.00 2.36 0.18 0.09 34.07 Average: 6 65.64 0.00 2.18 0.09 0.09 31.99 Average: 7 64.95 0.00 2.37 0.14 0.10 32.45