---> uname -a: Linux prd-ubuntu2204-builder-2c-8g-37218 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: 5600.00 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 9.3G 30G 25% / 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 532 3853 4 3552 7094 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:bb:a3:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82179sec preferred_lft 82179sec inet6 fe80::f816:3eff:febb:a3c9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:02:76:33:3f:27 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 5.15.0-173-generic (prd-ubuntu2204-builder-2c-8g-37218) 07/20/26 _x86_64_ (2 CPU) 00:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:00 1.73 0.19 1.54 0.01 4.91 22.88 444.74 00:20:00 1.46 0.00 1.46 0.00 0.01 16.28 0.00 00:30:02 16.07 0.19 3.90 11.99 24.39 745.57 107716.52 00:40:02 4.05 2.17 1.81 0.07 76.20 67.73 1.51 Average: 5.84 0.64 2.18 3.02 26.39 213.69 27125.22 00:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:00 5627188 7407232 403348 4.96 53116 1921988 959984 10.46 193796 2071492 148 00:20:00 5627332 7407996 402536 4.95 53708 1922004 960052 10.46 194392 2071680 32 00:30:02 5404908 7402424 403256 4.96 59684 2129796 977736 10.65 219468 2267996 296 00:40:02 4424432 6995120 796300 9.80 72100 2678684 1404700 15.31 253892 3209236 536820 Average: 5270965 7303193 501360 6.17 59652 2163118 1075618 11.72 215387 2405101 134324 00:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:10:00 ens3 0.32 0.11 0.06 0.04 0.00 0.00 0.00 0.00 00:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:20:00 ens3 0.48 0.38 0.05 0.54 0.00 0.00 0.00 0.00 00:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:02 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 00:30:02 ens3 14.50 6.48 323.33 0.51 0.00 0.00 0.00 0.00 00:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:02 lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 00:40:02 ens3 27.72 17.86 395.64 4.44 0.00 0.00 0.00 0.00 00:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 10.77 6.21 180.03 1.38 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-8g-37218) 07/20/26 _x86_64_ (2 CPU) 00:00:02 CPU %user %nice %system %iowait %steal %idle 00:10:00 all 0.50 0.00 0.06 0.03 0.04 99.36 00:10:00 0 0.91 0.00 0.05 0.00 0.04 98.98 00:10:00 1 0.09 0.00 0.08 0.06 0.05 99.73 00:20:00 all 0.47 0.00 0.06 0.02 0.04 99.41 00:20:00 0 0.45 0.00 0.06 0.01 0.05 99.43 00:20:00 1 0.49 0.00 0.06 0.02 0.04 99.39 00:30:02 all 0.73 0.00 0.23 0.15 0.04 98.86 00:30:02 0 0.90 0.00 0.24 0.17 0.05 98.64 00:30:02 1 0.55 0.00 0.22 0.12 0.03 99.07 00:40:02 all 1.61 0.00 0.19 0.05 0.04 98.10 00:40:02 0 1.69 0.00 0.22 0.06 0.05 97.98 00:40:02 1 1.54 0.00 0.17 0.04 0.03 98.22 Average: all 0.83 0.00 0.14 0.06 0.04 98.93 Average: 0 0.99 0.00 0.14 0.06 0.05 98.76 Average: 1 0.67 0.00 0.13 0.06 0.04 99.10