---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19310 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 900 24838 4 6353 30724 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:21:d5:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83687sec preferred_lft 83687sec inet6 fe80::f816:3eff:fe21:d5cd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:c1:8f:25:c5:5e 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-19310) 05/23/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 57.09 4.77 49.57 2.75 274.89 8741.57 9984.38 13:20:04 27.78 0.15 23.93 3.70 5.71 2216.40 6829.58 13:30:11 31.40 0.00 27.56 3.83 0.12 3051.83 14932.64 13:40:01 25.02 0.30 21.39 3.33 11.89 7091.46 12402.90 Average: 35.36 1.31 30.65 3.40 73.29 5261.39 11038.29 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26574728 29883388 2428976 7.39 146436 3411788 2599264 7.66 638272 5216328 9504 13:20:04 25480176 29237092 3069956 9.34 175948 3788776 3146280 9.28 754644 6166112 51396 13:30:11 24322320 28676268 3626764 11.04 213060 4295576 3718800 10.97 902112 7120544 42296 13:40:01 25632732 31644888 652892 1.99 231020 5875320 1237392 3.65 1504292 5106044 28948 Average: 25502489 29860409 2444647 7.44 191616 4342865 2675434 7.89 949830 5902257 33036 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 849.04 849.04 808.66 808.66 0.00 0.00 0.00 0.00 13:10:01 ens3 143.06 107.83 1132.90 24.41 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 1494.71 1494.71 1422.84 1422.84 0.00 0.00 0.00 0.00 13:20:04 ens3 52.38 36.75 18.94 13.72 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 13:30:11 lo 1622.14 1622.14 1544.75 1544.75 0.00 0.00 0.00 0.00 13:30:11 ens3 50.19 34.74 17.72 13.58 0.00 0.00 0.00 0.00 13:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 1165.49 1165.49 1110.15 1110.15 0.00 0.00 0.00 0.00 13:40:01 ens3 56.01 42.57 195.41 29.13 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1284.16 1284.16 1222.85 1222.85 0.00 0.00 0.00 0.00 Average: ens3 75.45 55.49 341.24 20.15 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-19310) 05/23/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 26.88 0.00 1.28 0.19 0.06 71.59 13:10:01 0 26.16 0.00 1.17 0.29 0.06 72.32 13:10:01 1 26.40 0.00 1.48 0.20 0.07 71.85 13:10:01 2 31.49 0.00 1.30 0.10 0.08 67.03 13:10:01 3 27.10 0.00 1.44 0.18 0.07 71.21 13:10:01 4 26.31 0.00 1.28 0.05 0.06 72.30 13:10:01 5 27.09 0.00 1.23 0.04 0.06 71.58 13:10:01 6 26.60 0.00 1.27 0.51 0.06 71.56 13:10:01 7 23.87 0.00 1.04 0.15 0.06 74.88 13:20:04 all 35.56 0.00 1.67 0.06 0.07 62.64 13:20:04 0 33.59 0.00 1.64 0.08 0.06 64.63 13:20:04 1 36.02 0.00 2.01 0.11 0.07 61.79 13:20:04 2 34.57 0.00 1.94 0.06 0.07 63.37 13:20:04 3 38.26 0.00 1.80 0.03 0.06 59.85 13:20:04 4 36.95 0.00 1.62 0.05 0.08 61.31 13:20:04 5 37.96 0.00 1.50 0.03 0.07 60.44 13:20:04 6 33.29 0.00 1.60 0.08 0.06 64.97 13:20:04 7 33.82 0.00 1.29 0.04 0.07 64.78 13:30:11 all 36.55 0.00 1.83 0.96 0.08 60.58 13:30:11 0 34.70 0.00 2.02 0.47 0.07 62.74 13:30:11 1 35.28 0.00 1.98 4.43 0.07 58.23 13:30:11 2 41.78 0.00 1.88 0.24 0.08 56.02 13:30:11 3 39.26 0.00 1.75 0.05 0.08 58.86 13:30:11 4 38.67 0.00 2.03 0.40 0.08 58.82 13:30:11 5 32.81 0.00 1.70 0.22 0.08 65.19 13:30:11 6 33.64 0.00 1.63 0.10 0.08 64.56 13:30:11 7 36.22 0.00 1.67 1.77 0.08 60.25 13:40:01 all 19.47 0.00 1.16 9.06 0.06 70.25 13:40:01 0 20.61 0.00 1.09 9.22 0.05 69.03 13:40:01 1 19.11 0.00 1.30 10.99 0.06 68.54 13:40:01 2 18.86 0.00 0.93 20.10 0.06 60.06 13:40:01 3 19.25 0.00 1.27 12.68 0.06 66.74 13:40:01 4 19.81 0.00 1.53 4.14 0.06 74.46 13:40:01 5 21.95 0.00 1.32 1.65 0.06 75.02 13:40:01 6 18.35 0.00 1.01 8.97 0.06 71.60 13:40:01 7 17.84 0.00 0.84 4.70 0.05 76.57 Average: all 29.67 0.00 1.49 2.53 0.07 66.24 Average: 0 28.82 0.00 1.48 2.48 0.06 67.16 Average: 1 29.26 0.00 1.70 3.90 0.07 65.07 Average: 2 31.75 0.00 1.52 5.04 0.07 61.62 Average: 3 31.04 0.00 1.57 3.18 0.07 64.14 Average: 4 30.50 0.00 1.62 1.14 0.07 66.67 Average: 5 30.00 0.00 1.44 0.48 0.07 68.01 Average: 6 28.03 0.00 1.38 2.38 0.07 68.15 Average: 7 28.00 0.00 1.21 1.65 0.07 69.07