---> uname -a: Linux prd-ubuntu2204-builder-2c-1g-1216 5.15.0-173-generic #183-Ubuntu SMP Fri Mar 6 13:29:34 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): 2 On-line CPU(s) list: 0,1 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): 2 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: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 794M 1.1M 793M 1% /run /dev/vda1 39G 9.1G 30G 24% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 794M 4.0K 794M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7937 607 3773 4 3556 7019 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:9f:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82475sec preferred_lft 82475sec inet6 fe80::f816:3eff:fe8f:9fd2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:f6:95:43:c2:1c 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 inet6 fe80::98f6:95ff:fe43:c21c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-173-generic (prd-ubuntu2204-builder-2c-1g-1216) 08/01/26 _x86_64_ (2 CPU) 15:11:57 LINUX RESTART (2 CPU) 15:20:44 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:00 0.95 0.01 0.94 0.01 0.04 12.97 0.43 15:40:44 0.94 0.00 0.94 0.00 0.00 11.61 0.00 15:50:19 0.95 0.01 0.94 0.00 0.08 12.15 0.04 16:00:01 0.93 0.00 0.93 0.00 0.00 12.29 0.00 16:10:18 0.94 0.00 0.94 0.00 0.00 12.30 0.00 Average: 0.94 0.00 0.94 0.00 0.02 12.24 0.09 15:20:44 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:00 4489704 7223872 539096 6.63 100064 2788632 1120880 12.21 491420 2832676 124 15:40:44 4489704 7224272 538768 6.63 100452 2788644 1120944 12.21 491812 2832288 4 15:50:19 4480420 7215480 547556 6.74 100784 2788804 1120944 12.21 492168 2832396 248 16:00:01 4480172 7215588 547464 6.74 101136 2788816 1121008 12.22 492512 2832668 124 16:10:18 4479500 7215324 547680 6.74 101408 2788948 1121008 12.22 492788 2832740 24 Average: 4483900 7218907 544113 6.69 100769 2788769 1120957 12.21 492140 2832554 105 15:20:44 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:00 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 15:30:00 ens3 0.69 0.68 0.81 0.12 0.00 0.00 0.00 0.00 15:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:44 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 15:40:44 ens3 0.79 0.84 0.82 0.62 0.00 0.00 0.00 0.00 15:40:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:19 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 15:50:19 ens3 0.94 0.81 0.92 0.19 0.00 0.00 0.00 0.00 15:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 16:00:01 ens3 0.98 0.79 0.93 0.21 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:18 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 16:10:18 ens3 0.99 0.73 0.86 0.16 0.00 0.00 0.00 0.00 16:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 0.88 0.77 0.87 0.27 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 5.15.0-173-generic (prd-ubuntu2204-builder-2c-1g-1216) 08/01/26 _x86_64_ (2 CPU) 15:11:57 LINUX RESTART (2 CPU) 15:20:44 CPU %user %nice %system %iowait %steal %idle 15:30:00 all 0.32 0.00 0.06 0.01 0.04 99.58 15:30:00 0 0.39 0.00 0.07 0.01 0.05 99.49 15:30:00 1 0.24 0.00 0.04 0.02 0.03 99.67 15:40:44 all 0.28 0.00 0.05 0.01 0.03 99.62 15:40:44 0 0.38 0.00 0.05 0.00 0.03 99.54 15:40:44 1 0.18 0.00 0.06 0.02 0.03 99.71 15:50:19 all 0.94 0.00 0.06 0.01 0.03 98.96 15:50:19 0 0.48 0.00 0.05 0.01 0.03 99.44 15:50:19 1 1.39 0.00 0.07 0.01 0.03 98.50 16:00:01 all 0.32 0.00 0.04 0.01 0.03 99.60 16:00:01 0 0.57 0.00 0.04 0.00 0.04 99.35 16:00:01 1 0.07 0.00 0.04 0.02 0.02 99.85 16:10:18 all 0.53 0.00 0.05 0.01 0.03 99.38 16:10:18 0 0.98 0.00 0.05 0.00 0.03 98.94 16:10:18 1 0.07 0.00 0.06 0.01 0.03 99.83 Average: all 0.47 0.00 0.05 0.01 0.03 99.43 Average: 0 0.56 0.00 0.05 0.01 0.03 99.35 Average: 1 0.38 0.00 0.05 0.02 0.03 99.52