---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6638 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 9.9G 146G 7% / 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 886 26935 4 4270 30738 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:3b:72:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84056sec preferred_lft 84056sec inet6 fe80::f816:3eff:fe3b:72c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:d4:23:b8:a2:f9 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-6638) 03/21/26 _x86_64_ (8 CPU) 08:22:46 LINUX RESTART (8 CPU) 08:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:03 1.20 0.01 1.19 0.01 0.04 14.64 0.40 08:50:03 1.15 0.00 1.15 0.00 0.00 13.09 0.00 09:00:03 79.26 4.73 57.84 16.69 274.25 9097.48 511047.59 Average: 27.20 1.58 20.06 5.56 91.43 3041.74 170349.33 08:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:03 30100492 31865668 517992 1.58 61852 2039880 1525660 4.50 263100 2198316 172 08:50:03 30100164 31865720 517888 1.58 62204 2039896 1525660 4.50 263468 2199248 168 09:00:03 24594116 28866096 3442824 10.48 137208 4377940 3793220 11.19 822220 6992332 860 Average: 28264924 30865828 1492901 4.54 87088 2819239 2281513 6.73 449596 3796632 400 08:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:03 ens3 0.27 0.12 0.07 0.04 0.00 0.00 0.00 0.00 08:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:03 ens3 0.17 0.07 0.04 0.02 0.00 0.00 0.00 0.00 08:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:03 lo 693.94 693.94 667.66 667.66 0.00 0.00 0.00 0.00 09:00:03 ens3 124.85 92.59 1276.75 18.95 0.00 0.00 0.00 0.00 09:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 231.38 231.38 222.56 222.56 0.00 0.00 0.00 0.00 Average: ens3 41.76 30.93 425.62 6.33 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-6638) 03/21/26 _x86_64_ (8 CPU) 08:22:46 LINUX RESTART (8 CPU) 08:30:03 CPU %user %nice %system %iowait %steal %idle 08:40:03 all 0.08 0.00 0.02 0.01 0.01 99.88 08:40:03 0 0.03 0.00 0.02 0.00 0.01 99.95 08:40:03 1 0.01 0.00 0.01 0.00 0.02 99.96 08:40:03 2 0.01 0.00 0.01 0.00 0.01 99.97 08:40:03 3 0.02 0.00 0.03 0.04 0.01 99.91 08:40:03 4 0.55 0.00 0.03 0.00 0.02 99.40 08:40:03 5 0.02 0.00 0.02 0.00 0.01 99.95 08:40:03 6 0.00 0.00 0.01 0.00 0.00 99.99 08:40:03 7 0.03 0.00 0.03 0.00 0.02 99.93 08:50:03 all 0.03 0.00 0.01 0.00 0.01 99.94 08:50:03 0 0.02 0.00 0.01 0.00 0.00 99.97 08:50:03 1 0.02 0.00 0.01 0.00 0.02 99.95 08:50:03 2 0.01 0.00 0.01 0.00 0.01 99.97 08:50:03 3 0.02 0.00 0.03 0.01 0.01 99.93 08:50:03 4 0.15 0.00 0.01 0.01 0.02 99.81 08:50:03 5 0.02 0.00 0.02 0.00 0.01 99.95 08:50:03 6 0.00 0.00 0.00 0.00 0.00 99.99 08:50:03 7 0.02 0.00 0.02 0.00 0.01 99.96 09:00:03 all 21.64 0.00 1.02 0.23 0.06 77.06 09:00:03 0 22.11 0.00 1.19 0.43 0.06 76.21 09:00:03 1 23.18 0.00 1.12 0.63 0.07 75.00 09:00:03 2 18.78 0.00 1.10 0.04 0.06 80.02 09:00:03 3 22.21 0.00 0.95 0.14 0.06 76.64 09:00:03 4 24.62 0.00 0.86 0.15 0.05 74.32 09:00:03 5 18.69 0.00 1.06 0.31 0.05 79.90 09:00:03 6 22.98 0.00 1.00 0.07 0.05 75.90 09:00:03 7 20.55 0.00 0.84 0.06 0.06 78.50 Average: all 7.24 0.00 0.35 0.08 0.03 92.31 Average: 0 7.38 0.00 0.40 0.14 0.02 92.06 Average: 1 7.72 0.00 0.38 0.21 0.03 91.66 Average: 2 6.25 0.00 0.37 0.01 0.03 93.33 Average: 3 7.40 0.00 0.33 0.06 0.03 92.17 Average: 4 8.43 0.00 0.30 0.05 0.03 91.19 Average: 5 6.23 0.00 0.36 0.10 0.02 93.28 Average: 6 7.65 0.00 0.34 0.02 0.02 91.97 Average: 7 6.85 0.00 0.29 0.02 0.03 92.81