---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25870 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: 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 905 24827 4 6359 30719 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:16:04:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83793sec preferred_lft 83793sec inet6 fe80::f816:3eff:fe16:42b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:b2:d6:e1:90:6c 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-25870) 06/08/26 _x86_64_ (8 CPU) 12:59:32 LINUX RESTART (8 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 63.65 10.56 50.30 2.80 1409.01 6547.37 10194.63 13:20:04 25.13 0.17 21.81 3.14 6.48 2197.49 7707.47 13:30:09 31.76 0.01 27.62 4.13 0.08 2913.26 10514.89 13:40:09 28.06 0.30 24.30 3.46 11.68 6773.03 15055.31 Average: 37.12 2.75 30.99 3.38 355.52 4600.95 10863.07 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26130192 29423052 2889396 8.79 147508 3394232 3504896 10.34 634528 5685464 50452 13:20:04 25699984 29399492 2908568 8.85 176640 3732288 2907200 8.57 739792 5943852 12520 13:30:09 24778712 29038888 3264764 9.93 211348 4208160 3390692 10.00 877548 6690352 23888 13:40:09 25619344 31638324 658132 2.00 231984 5879424 1232280 3.63 1505672 5113604 0 Average: 25557058 29874939 2430215 7.40 191870 4303526 2758767 8.14 939385 5858318 21715 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 1007.17 1007.17 959.95 959.95 0.00 0.00 0.00 0.00 13:10:01 ens3 167.20 119.40 1166.29 26.52 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 13:20:04 lo 1209.87 1209.87 1151.34 1151.34 0.00 0.00 0.00 0.00 13:20:04 ens3 47.61 35.00 19.39 13.10 0.00 0.00 0.00 0.00 13:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:09 lo 1604.41 1604.41 1528.10 1528.10 0.00 0.00 0.00 0.00 13:30:09 ens3 50.26 33.69 15.71 13.11 0.00 0.00 0.00 0.00 13:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:09 lo 848.54 848.54 795.93 795.93 0.00 0.00 0.00 0.00 13:40:09 ens3 98.72 90.82 211.45 253.79 0.00 0.00 0.00 0.00 13:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1168.42 1168.42 1109.72 1109.72 0.00 0.00 0.00 0.00 Average: ens3 90.80 69.60 352.01 76.42 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-25870) 06/08/26 _x86_64_ (8 CPU) 12:59:32 LINUX RESTART (8 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 28.04 0.00 1.31 1.66 0.08 68.92 13:10:01 0 23.37 0.00 1.11 1.28 0.07 74.18 13:10:01 1 32.34 0.00 1.46 1.01 0.08 65.10 13:10:01 2 28.65 0.00 1.27 1.10 0.08 68.90 13:10:01 3 29.30 0.00 1.27 2.45 0.08 66.90 13:10:01 4 27.24 0.00 1.41 2.18 0.07 69.10 13:10:01 5 24.82 0.00 1.21 3.45 0.08 70.44 13:10:01 6 29.35 0.00 1.26 0.29 0.07 69.04 13:10:01 7 29.23 0.00 1.49 1.53 0.08 67.68 13:20:04 all 35.79 0.00 1.49 0.07 0.11 62.54 13:20:04 0 33.83 0.00 1.50 0.07 0.11 64.49 13:20:04 1 36.94 0.00 1.57 0.21 0.11 61.16 13:20:04 2 35.06 0.00 1.53 0.03 0.11 63.27 13:20:04 3 35.88 0.00 1.56 0.01 0.11 62.44 13:20:04 4 37.16 0.00 1.52 0.07 0.11 61.13 13:20:04 5 35.23 0.00 1.26 0.03 0.11 63.37 13:20:04 6 34.77 0.00 1.31 0.06 0.11 63.75 13:20:04 7 37.44 0.00 1.67 0.06 0.11 60.72 13:30:09 all 40.42 0.00 1.91 0.24 2.13 55.29 13:30:09 0 41.54 0.00 1.73 0.19 2.05 54.50 13:30:09 1 38.78 0.00 2.12 0.15 2.10 56.85 13:30:09 2 40.96 0.00 2.10 0.27 2.17 54.50 13:30:09 3 43.96 0.00 2.16 0.11 2.45 51.32 13:30:09 4 42.20 0.00 1.94 0.38 2.45 53.02 13:30:09 5 40.83 0.00 1.99 0.68 1.95 54.55 13:30:09 6 39.49 0.00 1.52 0.06 2.07 56.85 13:30:09 7 35.59 0.00 1.74 0.12 1.81 60.74 13:40:09 all 25.96 0.00 1.23 0.14 0.07 72.60 13:40:09 0 22.80 0.00 1.13 0.02 0.07 75.99 13:40:09 1 26.77 0.00 1.44 0.07 0.08 71.64 13:40:09 2 28.26 0.00 1.40 0.50 0.07 69.76 13:40:09 3 28.88 0.00 1.08 0.01 0.07 69.96 13:40:09 4 23.14 0.00 1.40 0.24 0.07 75.16 13:40:09 5 25.37 0.00 1.12 0.06 0.06 73.39 13:40:09 6 27.55 0.00 0.97 0.14 0.08 71.27 13:40:09 7 24.95 0.00 1.28 0.06 0.07 73.65 Average: all 32.59 0.00 1.49 0.53 0.60 64.80 Average: 0 30.43 0.00 1.37 0.39 0.58 67.24 Average: 1 33.73 0.00 1.65 0.36 0.60 63.66 Average: 2 33.26 0.00 1.58 0.47 0.62 64.07 Average: 3 34.55 0.00 1.52 0.64 0.68 62.60 Average: 4 32.48 0.00 1.57 0.72 0.68 64.55 Average: 5 31.60 0.00 1.40 1.05 0.56 65.39 Average: 6 32.83 0.00 1.27 0.14 0.59 65.18 Average: 7 31.82 0.00 1.55 0.44 0.52 65.67