---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8527 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: 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: 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 822 7977 4 23292 30802 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:c7:21:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.42/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84966sec preferred_lft 84966sec inet6 fe80::f816:3eff:fec7:2101/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:2e:88:83:59:0d 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::d02e:88ff:fe83:590d/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-8527) 05/06/26 _x86_64_ (8 CPU) 07:58:40 LINUX RESTART (8 CPU) 08:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:00 310.21 1.58 297.89 10.74 85.47 63145.54 178545.82 08:20:29 235.85 1.11 229.61 5.13 15.28 41749.83 199524.53 Average: 272.08 1.34 262.87 7.86 49.47 52172.49 189305.00 08:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:00 16614240 31216368 1043340 3.17 362384 14046788 1803104 5.32 5106832 10194460 8256 08:20:29 5627244 30989320 1205652 3.67 602192 23844220 1771564 5.22 9891720 15595384 2091440 Average: 11120742 31102844 1124496 3.42 482288 18945504 1787334 5.27 7499276 12894922 1049848 08:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:00 lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 08:10:00 ens3 214.15 145.67 2692.73 2114.89 0.00 0.00 0.00 0.00 08:10:00 docker0 15.21 38.01 1.02 819.50 0.00 0.00 0.00 0.00 08:10:00 veth9ee0c8c 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 08:20:29 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 08:20:29 ens3 114.88 73.78 1601.48 1559.99 0.00 0.00 0.00 0.00 08:20:29 docker0 26.47 40.52 2.08 829.45 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 163.24 108.80 2133.07 1830.30 0.00 0.00 0.00 0.00 Average: docker0 20.99 39.30 1.57 824.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8527) 05/06/26 _x86_64_ (8 CPU) 07:58:40 LINUX RESTART (8 CPU) 08:00:02 CPU %user %nice %system %iowait %steal %idle 08:10:00 all 9.66 0.00 3.30 1.16 0.06 85.82 08:10:00 0 7.85 0.00 2.88 1.71 0.06 87.50 08:10:00 1 7.18 0.00 2.97 0.97 0.05 88.83 08:10:00 2 13.00 0.00 3.93 1.07 0.07 81.93 08:10:00 3 11.98 0.00 3.53 1.43 0.06 82.99 08:10:00 4 10.78 0.00 3.44 1.11 0.06 84.61 08:10:00 5 9.38 0.00 3.21 1.18 0.06 86.17 08:10:00 6 10.20 0.00 3.37 1.07 0.06 85.30 08:10:00 7 6.91 0.00 3.06 0.77 0.05 89.21 08:20:29 all 14.87 0.00 4.20 0.53 0.07 80.33 08:20:29 0 12.97 0.00 4.44 0.73 0.07 81.79 08:20:29 1 14.27 0.00 4.35 0.68 0.07 80.63 08:20:29 2 18.19 0.00 4.23 0.32 0.06 77.19 08:20:29 3 16.39 0.00 4.20 0.98 0.08 78.35 08:20:29 4 13.56 0.00 3.98 0.44 0.06 81.96 08:20:29 5 16.22 0.00 4.45 0.48 0.07 78.79 08:20:29 6 14.73 0.00 4.20 0.27 0.07 80.74 08:20:29 7 12.62 0.00 3.76 0.33 0.05 83.23 Average: all 12.33 0.00 3.76 0.84 0.06 83.01 Average: 0 10.47 0.00 3.68 1.21 0.06 84.57 Average: 1 10.80 0.00 3.68 0.82 0.06 84.64 Average: 2 15.66 0.00 4.08 0.69 0.07 79.50 Average: 3 14.24 0.00 3.87 1.20 0.07 80.62 Average: 4 12.21 0.00 3.72 0.77 0.06 83.25 Average: 5 12.88 0.00 3.84 0.82 0.07 82.39 Average: 6 12.51 0.00 3.80 0.66 0.06 82.97 Average: 7 9.83 0.00 3.42 0.55 0.05 86.15