---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9538 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 29G 127G 19% / 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 842 7826 4 23422 30782 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:b3:06:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.205/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84924sec preferred_lft 84924sec inet6 fe80::f816:3eff:feb3:6e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:77:dd:3c:57:4f 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::4c77:ddff:fe3c:574f/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-9538) 05/11/26 _x86_64_ (8 CPU) 07:57:42 LINUX RESTART (8 CPU) 08:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 314.10 0.67 302.11 11.31 436.42 65824.76 331552.16 08:20:00 241.71 1.32 235.87 4.51 18.12 39303.40 59777.99 Average: 277.95 1.00 269.04 7.92 227.54 52581.09 195839.39 08:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 15326804 31244796 1010824 3.08 375016 15291860 1657088 4.89 5545992 10992884 212844 08:20:00 5779252 30974948 1220632 3.71 599264 23703316 1813272 5.35 9995676 15355416 1825464 Average: 10553028 31109872 1115728 3.40 487140 19497588 1735180 5.12 7770834 13174150 1019154 08:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 08:10:01 ens3 172.96 99.75 2225.52 2094.35 0.00 0.00 0.00 0.00 08:10:01 docker0 13.13 37.53 0.88 815.17 0.00 0.00 0.00 0.00 08:20:00 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 08:20:00 ens3 123.00 79.69 1681.74 1637.26 0.00 0.00 0.00 0.00 08:20:00 docker0 28.39 42.85 2.21 871.00 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 148.01 89.73 1953.98 1866.10 0.00 0.00 0.00 0.00 Average: docker0 20.75 40.19 1.54 843.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-9538) 05/11/26 _x86_64_ (8 CPU) 07:57:42 LINUX RESTART (8 CPU) 08:00:00 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 8.60 0.00 3.27 2.38 0.06 85.69 08:10:01 0 8.41 0.00 3.47 1.67 0.07 86.38 08:10:01 1 10.12 0.00 3.60 5.09 0.07 81.11 08:10:01 2 8.23 0.00 3.40 3.39 0.06 84.91 08:10:01 3 8.95 0.00 3.20 1.43 0.06 86.36 08:10:01 4 10.02 0.00 3.46 1.85 0.06 84.61 08:10:01 5 8.31 0.00 3.19 2.16 0.07 86.27 08:10:01 6 6.04 0.00 2.52 1.94 0.05 89.44 08:10:01 7 8.71 0.00 3.27 1.53 0.06 86.44 08:20:00 all 14.24 0.00 4.04 1.02 0.06 80.64 08:20:00 0 13.57 0.00 3.92 0.78 0.07 81.66 08:20:00 1 15.12 0.00 3.96 0.81 0.06 80.05 08:20:00 2 11.67 0.00 3.88 0.87 0.06 83.52 08:20:00 3 19.12 0.00 4.93 0.78 0.07 75.10 08:20:00 4 13.54 0.00 3.79 1.64 0.07 80.95 08:20:00 5 15.42 0.00 3.57 0.61 0.06 80.34 08:20:00 6 13.58 0.00 4.38 1.94 0.06 80.04 08:20:00 7 11.90 0.00 3.89 0.68 0.06 83.47 Average: all 11.41 0.00 3.65 1.70 0.06 83.17 Average: 0 10.98 0.00 3.70 1.23 0.07 84.03 Average: 1 12.61 0.00 3.78 2.96 0.07 80.58 Average: 2 9.95 0.00 3.64 2.14 0.06 84.22 Average: 3 14.02 0.00 4.06 1.10 0.07 80.75 Average: 4 11.77 0.00 3.63 1.75 0.06 82.79 Average: 5 11.86 0.00 3.38 1.39 0.07 83.31 Average: 6 9.80 0.00 3.45 1.94 0.05 84.76 Average: 7 10.30 0.00 3.58 1.10 0.06 84.96