---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-31084 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 143G 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 891 24492 4 6708 30733 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:eb:ec:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84039sec preferred_lft 84039sec inet6 fe80::f816:3eff:feeb:ecd8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:05:67:15:cd:47 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31084) 06/27/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 61.19 4.97 52.56 3.66 650.80 7229.77 10841.65 13:20:03 45.52 0.15 26.55 18.82 5.82 2463.40 515451.50 13:30:00 33.79 0.01 29.59 4.18 0.17 3253.45 13912.00 Average: 46.85 1.71 36.23 8.91 218.96 4314.54 180784.56 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26288412 29968540 2340888 7.12 152636 3769816 2561652 7.55 805740 5343592 18260 13:20:03 25375948 29530196 2774280 8.44 185792 4165160 2820612 8.32 940312 6048652 30204 13:30:00 24589396 29348152 2950988 8.98 222052 4683000 2943412 8.68 1089756 6639872 13008 Average: 25417919 29615629 2688719 8.18 186827 4205992 2775225 8.18 945269 6010705 20491 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 909.64 909.64 866.59 866.59 0.00 0.00 0.00 0.00 13:10:01 ens3 167.99 124.83 1339.88 26.59 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:03 lo 1633.61 1633.61 1555.36 1555.36 0.00 0.00 0.00 0.00 13:20:03 ens3 58.17 38.50 19.67 14.17 0.00 0.00 0.00 0.00 13:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 1637.49 1637.49 1559.26 1559.26 0.00 0.00 0.00 0.00 13:30:00 ens3 51.39 37.47 19.19 15.18 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1393.55 1393.55 1327.04 1327.04 0.00 0.00 0.00 0.00 Average: ens3 92.53 66.94 459.62 18.65 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-31084) 06/27/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 28.98 0.00 1.55 0.20 0.06 69.21 13:10:01 0 28.01 0.00 1.64 0.22 0.06 70.06 13:10:01 1 28.29 0.00 1.45 0.05 0.06 70.14 13:10:01 2 31.73 0.00 1.54 0.07 0.06 66.60 13:10:01 3 25.11 0.00 1.51 0.05 0.06 73.27 13:10:01 4 30.81 0.00 1.58 0.40 0.06 67.15 13:10:01 5 31.73 0.00 1.64 0.14 0.06 66.44 13:10:01 6 27.00 0.00 1.41 0.13 0.05 71.42 13:10:01 7 29.18 0.00 1.60 0.55 0.06 68.62 13:20:03 all 38.20 0.00 1.61 0.07 0.07 60.04 13:20:03 0 37.77 0.00 1.57 0.05 0.07 60.54 13:20:03 1 39.11 0.00 1.89 0.05 0.07 58.88 13:20:03 2 41.64 0.00 1.45 0.07 0.07 56.76 13:20:03 3 38.67 0.00 1.81 0.04 0.07 59.41 13:20:03 4 32.96 0.00 1.56 0.19 0.06 65.23 13:20:03 5 41.08 0.00 1.85 0.04 0.07 56.96 13:20:03 6 37.57 0.00 1.33 0.06 0.07 60.97 13:20:03 7 36.80 0.00 1.45 0.10 0.06 61.60 13:30:00 all 38.24 0.00 1.74 0.06 0.07 59.88 13:30:00 0 33.00 0.00 1.54 0.03 0.08 65.34 13:30:00 1 39.20 0.00 1.75 0.02 0.07 58.96 13:30:00 2 34.22 0.00 1.78 0.14 0.07 63.79 13:30:00 3 39.30 0.00 1.84 0.10 0.07 58.68 13:30:00 4 37.82 0.00 1.81 0.05 0.07 60.26 13:30:00 5 39.45 0.00 1.62 0.03 0.07 58.82 13:30:00 6 42.06 0.00 1.91 0.05 0.07 55.91 13:30:00 7 40.88 0.00 1.70 0.06 0.07 57.29 Average: all 35.14 0.00 1.63 0.11 0.07 63.05 Average: 0 32.93 0.00 1.59 0.10 0.07 65.31 Average: 1 35.54 0.00 1.70 0.04 0.07 62.66 Average: 2 35.87 0.00 1.59 0.09 0.07 62.38 Average: 3 34.35 0.00 1.72 0.06 0.07 63.80 Average: 4 33.85 0.00 1.65 0.21 0.07 64.22 Average: 5 37.42 0.00 1.70 0.07 0.07 60.74 Average: 6 35.54 0.00 1.55 0.08 0.06 62.77 Average: 7 35.61 0.00 1.58 0.23 0.06 62.51