---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5662 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 913 24651 4 6527 30711 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:2d:2c:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84459sec preferred_lft 84459sec inet6 fe80::f816:3eff:fe2d:2cc1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:fe:3b:19:f1:24 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-5662) 03/18/26 _x86_64_ (8 CPU) 21:09:28 LINUX RESTART (8 CPU) 21:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:01 63.44 5.00 55.12 3.32 645.55 7517.38 19533.43 21:30:04 36.05 0.12 31.21 4.73 5.19 2505.68 7528.52 21:40:04 33.19 0.01 29.00 4.18 0.11 2964.52 18274.15 Average: 44.23 1.71 38.45 4.08 216.95 4328.79 15102.63 21:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:01 25203460 28932316 3376024 10.27 158440 3803796 3958012 11.67 839972 6381280 1820 21:30:04 24969712 29120784 3183100 9.69 197972 4146048 3191816 9.41 959328 6443168 19792 21:40:04 24212200 28980456 3320020 10.10 220164 4697520 3856212 11.37 1111012 7000360 115556 Average: 24795124 29011185 3293048 10.02 192192 4215788 3668680 10.82 970104 6608269 45723 21:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:01 lo 831.30 831.30 790.47 790.47 0.00 0.00 0.00 0.00 21:20:01 ens3 140.90 105.08 1272.63 19.91 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:04 lo 2149.77 2149.77 2048.68 2048.68 0.00 0.00 0.00 0.00 21:30:04 ens3 22.74 18.20 9.05 6.38 0.00 0.00 0.00 0.00 21:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:04 lo 1697.78 1697.78 1616.65 1616.65 0.00 0.00 0.00 0.00 21:40:04 ens3 25.09 20.82 9.99 7.43 0.00 0.00 0.00 0.00 21:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1560.01 1560.01 1485.65 1485.65 0.00 0.00 0.00 0.00 Average: ens3 62.91 48.03 430.56 11.24 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-5662) 03/18/26 _x86_64_ (8 CPU) 21:09:28 LINUX RESTART (8 CPU) 21:10:00 CPU %user %nice %system %iowait %steal %idle 21:20:01 all 37.88 0.00 1.63 0.19 0.07 60.22 21:20:01 0 39.66 0.00 1.41 0.07 0.07 58.79 21:20:01 1 37.22 0.00 1.69 0.20 0.08 60.81 21:20:01 2 38.18 0.00 1.41 0.05 0.07 60.30 21:20:01 3 36.33 0.00 1.82 0.46 0.07 61.31 21:20:01 4 34.76 0.00 1.51 0.12 0.07 63.54 21:20:01 5 41.16 0.00 1.88 0.47 0.08 56.42 21:20:01 6 36.83 0.00 1.59 0.08 0.07 61.44 21:20:01 7 38.94 0.00 1.73 0.10 0.07 59.16 21:30:04 all 34.82 0.00 1.82 0.08 0.07 63.22 21:30:04 0 33.10 0.00 1.82 0.18 0.06 64.83 21:30:04 1 32.87 0.00 1.75 0.05 0.06 65.27 21:30:04 2 37.11 0.00 1.67 0.04 0.06 61.12 21:30:04 3 33.80 0.00 1.91 0.08 0.07 64.13 21:30:04 4 35.72 0.00 1.88 0.04 0.07 62.29 21:30:04 5 35.03 0.00 1.91 0.05 0.07 62.93 21:30:04 6 36.11 0.00 1.81 0.10 0.07 61.91 21:30:04 7 34.78 0.00 1.83 0.05 0.07 63.27 21:40:04 all 36.61 0.00 1.73 0.06 0.08 61.52 21:40:04 0 34.21 0.00 1.62 0.05 0.08 64.04 21:40:04 1 32.74 0.00 1.66 0.17 0.08 65.34 21:40:04 2 38.53 0.00 1.75 0.03 0.07 59.61 21:40:04 3 38.09 0.00 2.12 0.05 0.08 59.67 21:40:04 4 36.29 0.00 1.68 0.07 0.08 61.89 21:40:04 5 38.87 0.00 1.90 0.06 0.08 59.09 21:40:04 6 38.09 0.00 1.58 0.06 0.08 60.19 21:40:04 7 36.04 0.00 1.52 0.02 0.07 62.34 Average: all 36.43 0.00 1.73 0.11 0.07 61.66 Average: 0 35.66 0.00 1.62 0.10 0.07 62.55 Average: 1 34.28 0.00 1.70 0.14 0.07 63.81 Average: 2 37.94 0.00 1.61 0.04 0.07 60.34 Average: 3 36.07 0.00 1.95 0.20 0.07 61.71 Average: 4 35.59 0.00 1.69 0.08 0.07 62.58 Average: 5 38.35 0.00 1.90 0.19 0.07 59.48 Average: 6 37.01 0.00 1.66 0.08 0.07 61.18 Average: 7 36.58 0.00 1.69 0.06 0.07 61.59