---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4621 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 17G 139G 11% / 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 779 21365 4 9947 30844 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:33:b3:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.134/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85323sec preferred_lft 85323sec inet6 fe80::f816:3eff:fe33:b388/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:1c:95:ee:59:55 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::601c:95ff:feee:5955/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4621) 04/08/26 _x86_64_ (8 CPU) 09:06:50 LINUX RESTART (8 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:02 119.74 3.82 112.20 3.71 430.53 23503.77 941.65 Average: 119.74 3.82 112.20 3.71 430.53 23503.77 941.65 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:02 22093932 30784804 1471960 4.48 179784 8564840 6906360 20.37 585396 9454332 74372 Average: 22093932 30784804 1471960 4.48 179784 8564840 6906360 20.37 585396 9454332 74372 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:02 lo 1.04 1.04 0.20 0.20 0.00 0.00 0.00 0.00 09:20:02 ens3 122.61 70.27 3297.53 9.92 0.00 0.00 0.00 0.00 09:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:02 br-55d0ff5b46f6 1.09 1.43 0.08 35.41 0.00 0.00 0.00 0.00 09:20:02 vethbe5d903 4.48 6.17 0.69 0.84 0.00 0.00 0.00 0.00 09:20:02 veth23e7764 0.00 0.07 0.00 0.00 0.00 0.00 0.00 0.00 09:20:02 vethae876a6 0.13 0.22 0.01 0.02 0.00 0.00 0.00 0.00 09:20:02 vetheb114fa 0.15 0.19 0.02 0.02 0.00 0.00 0.00 0.00 09:20:02 veth07abd66 1.04 1.48 0.09 35.41 0.00 0.00 0.00 0.00 09:20:02 veth1bc6702 6.13 4.57 0.83 0.70 0.00 0.00 0.00 0.00 09:20:02 veth4d63121 0.06 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:20:02 vetha203cab 0.06 0.10 0.00 0.01 0.00 0.00 0.00 0.00 09:20:02 veth75888e3 0.03 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 122.61 70.27 3297.53 9.92 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 Average: br-55d0ff5b46f6 1.09 1.43 0.08 35.41 0.00 0.00 0.00 0.00 Average: vethbe5d903 4.48 6.17 0.69 0.84 0.00 0.00 0.00 0.00 Average: veth23e7764 0.00 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethae876a6 0.13 0.22 0.01 0.02 0.00 0.00 0.00 0.00 Average: vetheb114fa 0.15 0.19 0.02 0.02 0.00 0.00 0.00 0.00 Average: veth07abd66 1.04 1.48 0.09 35.41 0.00 0.00 0.00 0.00 Average: veth1bc6702 6.13 4.57 0.83 0.70 0.00 0.00 0.00 0.00 Average: veth4d63121 0.06 0.11 0.00 0.01 0.00 0.00 0.00 0.00 Average: vetha203cab 0.06 0.10 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth75888e3 0.03 0.07 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4621) 04/08/26 _x86_64_ (8 CPU) 09:06:50 LINUX RESTART (8 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:02 all 3.02 0.00 1.08 1.34 0.02 94.55 09:20:02 0 4.85 0.00 1.20 0.82 0.02 93.10 09:20:02 1 2.44 0.00 0.97 0.86 0.01 95.71 09:20:02 2 3.22 0.00 1.04 1.31 0.03 94.40 09:20:02 3 2.29 0.00 0.97 1.96 0.02 94.76 09:20:02 4 2.84 0.00 1.25 1.58 0.02 94.31 09:20:02 5 3.18 0.00 1.24 1.37 0.02 94.19 09:20:02 6 2.35 0.00 0.98 1.02 0.01 95.64 09:20:02 7 3.00 0.00 0.96 1.77 0.02 94.26 Average: all 3.02 0.00 1.08 1.34 0.02 94.55 Average: 0 4.85 0.00 1.20 0.82 0.02 93.10 Average: 1 2.44 0.00 0.97 0.86 0.01 95.71 Average: 2 3.22 0.00 1.04 1.31 0.03 94.40 Average: 3 2.29 0.00 0.97 1.96 0.02 94.76 Average: 4 2.84 0.00 1.25 1.58 0.02 94.31 Average: 5 3.18 0.00 1.24 1.37 0.02 94.19 Average: 6 2.35 0.00 0.98 1.02 0.01 95.64 Average: 7 3.00 0.00 0.96 1.77 0.02 94.26