---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-65521 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 12G 144G 8% / 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 892 25056 4 6143 30732 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:38:05:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.189/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84218sec preferred_lft 84218sec inet6 fe80::f816:3eff:fe38:5fb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:14:c5:eb:c3:21 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-65521) 04/01/26 _x86_64_ (8 CPU) 14:14:15 LINUX RESTART (8 CPU) 14:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:05 23.99 0.16 21.02 2.82 5.90 2645.55 15402.42 14:40:06 34.30 0.00 29.83 4.46 0.05 2862.96 23371.35 14:50:08 35.15 0.07 31.05 4.03 8.19 6990.71 18015.46 Average: 31.16 0.08 27.31 3.77 4.72 4170.03 18932.92 14:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:05 25581220 29101828 3208192 9.76 162776 3586252 3366248 9.93 705936 6113736 940 14:40:06 25092448 29129200 3176504 9.67 200300 4017468 3546000 10.46 836936 6447284 26604 14:50:08 25770680 31567852 731404 2.23 231700 5669716 1356420 4.00 1466640 5029972 28076 Average: 25481449 29932960 2372033 7.22 198259 4424479 2756223 8.13 1003171 5863664 18540 14:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:05 lo 1016.18 1016.18 966.43 966.43 0.00 0.00 0.00 0.00 14:30:05 ens3 20.67 17.63 11.55 6.11 0.00 0.00 0.00 0.00 14:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:06 lo 1966.34 1966.34 1873.38 1873.38 0.00 0.00 0.00 0.00 14:40:06 ens3 21.60 17.46 6.95 6.25 0.00 0.00 0.00 0.00 14:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:08 lo 1261.36 1261.36 1200.89 1200.89 0.00 0.00 0.00 0.00 14:50:08 ens3 49.19 39.02 171.67 39.56 0.00 0.00 0.00 0.00 14:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1414.95 1414.95 1347.21 1347.21 0.00 0.00 0.00 0.00 Average: ens3 30.51 24.72 63.52 17.33 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-65521) 04/01/26 _x86_64_ (8 CPU) 14:14:15 LINUX RESTART (8 CPU) 14:20:06 CPU %user %nice %system %iowait %steal %idle 14:30:05 all 37.30 0.00 1.62 0.09 0.09 60.90 14:30:05 0 37.78 0.00 1.63 0.07 0.09 60.44 14:30:05 1 41.12 0.00 1.52 0.07 0.09 57.21 14:30:05 2 37.89 0.00 1.65 0.05 0.09 60.32 14:30:05 3 33.95 0.00 1.41 0.04 0.09 64.50 14:30:05 4 37.29 0.00 1.67 0.13 0.09 60.81 14:30:05 5 38.52 0.00 1.66 0.05 0.09 59.67 14:30:05 6 36.52 0.00 1.65 0.06 0.09 61.68 14:30:05 7 35.35 0.00 1.77 0.22 0.09 62.58 14:40:06 all 38.09 0.00 2.05 0.11 0.10 59.65 14:40:06 0 34.87 0.00 1.78 0.08 0.09 63.18 14:40:06 1 38.60 0.00 1.76 0.09 0.10 59.45 14:40:06 2 36.28 0.00 1.97 0.27 0.09 61.39 14:40:06 3 42.30 0.00 2.09 0.11 0.10 55.41 14:40:06 4 36.73 0.00 2.41 0.09 0.09 60.67 14:40:06 5 39.50 0.00 2.42 0.09 0.10 57.90 14:40:06 6 37.13 0.00 2.14 0.14 0.10 60.50 14:40:06 7 39.32 0.00 1.81 0.06 0.09 58.72 14:50:08 all 32.24 0.00 1.72 0.20 0.09 65.74 14:50:08 0 33.78 0.00 1.60 0.06 0.09 64.47 14:50:08 1 31.88 0.00 2.03 0.08 0.09 65.92 14:50:08 2 36.34 0.00 1.88 0.16 0.10 61.54 14:50:08 3 35.46 0.00 1.81 0.06 0.09 62.57 14:50:08 4 29.27 0.00 1.84 0.09 0.09 68.72 14:50:08 5 30.80 0.00 1.53 0.05 0.08 67.53 14:50:08 6 30.37 0.00 1.65 0.62 0.08 67.27 14:50:08 7 30.02 0.00 1.46 0.51 0.09 67.93 Average: all 35.87 0.00 1.80 0.13 0.09 62.10 Average: 0 35.47 0.00 1.67 0.07 0.09 62.70 Average: 1 37.19 0.00 1.77 0.08 0.09 60.87 Average: 2 36.83 0.00 1.83 0.16 0.09 61.08 Average: 3 37.23 0.00 1.77 0.07 0.09 60.83 Average: 4 34.43 0.00 1.97 0.10 0.09 63.41 Average: 5 36.26 0.00 1.87 0.06 0.09 61.71 Average: 6 34.67 0.00 1.81 0.27 0.09 63.16 Average: 7 34.89 0.00 1.68 0.26 0.09 63.08