---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5657 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 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 894 24665 4 6532 30730 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:5c:ea:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84413sec preferred_lft 84413sec inet6 fe80::f816:3eff:fe5c:ead6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:90:37:62:49:eb 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-5657) 03/18/26 _x86_64_ (8 CPU) 21:09:17 LINUX RESTART (8 CPU) 21:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:10 62.56 4.56 54.69 3.32 621.64 7123.00 11483.30 21:30:10 38.33 0.11 33.29 4.92 5.18 2634.41 14242.08 21:40:11 31.45 0.01 27.41 4.02 0.13 2835.03 19534.62 Average: 44.18 1.57 38.52 4.09 210.50 4208.27 15073.95 21:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:10 25021492 28754888 3553404 10.81 158888 3808252 3669432 10.82 839468 6558676 1884 21:30:10 24471436 28795896 3507368 10.67 198636 4311300 3551916 10.47 982792 6902516 173464 21:40:11 24455728 29140816 3159172 9.61 220560 4618060 3136200 9.25 1082152 6795580 40908 Average: 24649552 28897200 3406648 10.37 192695 4245871 3452516 10.18 968137 6752257 72085 21:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:10 lo 854.05 854.05 812.19 812.19 0.00 0.00 0.00 0.00 21:20:10 ens3 122.36 93.24 1163.57 17.30 0.00 0.00 0.00 0.00 21:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:10 lo 2262.79 2262.79 2156.50 2156.50 0.00 0.00 0.00 0.00 21:30:10 ens3 26.82 19.83 9.60 6.74 0.00 0.00 0.00 0.00 21:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:11 lo 1645.38 1645.38 1566.84 1566.84 0.00 0.00 0.00 0.00 21:40:11 ens3 25.93 21.04 9.61 7.08 0.00 0.00 0.00 0.00 21:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1584.65 1584.65 1509.21 1509.21 0.00 0.00 0.00 0.00 Average: ens3 58.61 44.88 397.09 10.40 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-5657) 03/18/26 _x86_64_ (8 CPU) 21:09:17 LINUX RESTART (8 CPU) 21:10:02 CPU %user %nice %system %iowait %steal %idle 21:20:10 all 37.35 0.00 1.69 0.22 0.07 60.67 21:20:10 0 37.25 0.00 1.50 0.07 0.07 61.11 21:20:10 1 41.52 0.00 2.18 0.18 0.07 56.05 21:20:10 2 35.70 0.00 1.64 0.09 0.07 62.51 21:20:10 3 40.15 0.00 1.77 0.10 0.07 57.90 21:20:10 4 35.51 0.00 1.80 0.09 0.07 62.52 21:20:10 5 38.71 0.00 1.49 0.44 0.07 59.28 21:20:10 6 35.34 0.00 1.70 0.73 0.07 62.15 21:20:10 7 34.65 0.00 1.41 0.06 0.07 63.81 21:30:10 all 35.16 0.00 1.79 0.07 0.07 62.90 21:30:10 0 34.51 0.00 1.42 0.06 0.07 63.94 21:30:10 1 39.40 0.00 2.29 0.19 0.08 58.04 21:30:10 2 35.98 0.00 2.01 0.05 0.08 61.87 21:30:10 3 34.87 0.00 1.69 0.05 0.07 63.32 21:30:10 4 34.63 0.00 1.79 0.07 0.08 63.44 21:30:10 5 34.35 0.00 1.60 0.06 0.07 63.93 21:30:10 6 33.60 0.00 1.68 0.04 0.07 64.61 21:30:10 7 33.97 0.00 1.84 0.04 0.07 64.08 21:40:11 all 36.27 0.00 1.72 0.62 0.07 61.32 21:40:11 0 27.01 0.00 1.61 1.01 0.07 70.29 21:40:11 1 38.05 0.00 2.07 0.39 0.07 59.41 21:40:11 2 38.17 0.00 1.87 0.63 0.08 59.26 21:40:11 3 40.33 0.00 1.56 0.28 0.08 57.75 21:40:11 4 36.70 0.00 1.71 0.31 0.08 61.20 21:40:11 5 39.45 0.00 1.75 0.26 0.07 58.46 21:40:11 6 39.02 0.00 1.52 0.22 0.08 59.17 21:40:11 7 31.46 0.00 1.65 1.83 0.07 65.00 Average: all 36.27 0.00 1.73 0.30 0.07 61.63 Average: 0 32.94 0.00 1.51 0.38 0.07 65.10 Average: 1 39.66 0.00 2.18 0.25 0.07 57.83 Average: 2 36.61 0.00 1.84 0.25 0.08 61.22 Average: 3 38.46 0.00 1.68 0.14 0.07 59.65 Average: 4 35.61 0.00 1.77 0.16 0.08 62.39 Average: 5 37.51 0.00 1.61 0.25 0.07 60.55 Average: 6 35.99 0.00 1.63 0.33 0.07 61.98 Average: 7 33.36 0.00 1.63 0.64 0.07 64.30