---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14621 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 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 24904 4 6274 30710 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:a4:e8:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.171/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84026sec preferred_lft 84026sec inet6 fe80::f816:3eff:fea4:e8d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:d1:a4:9c:8e:1f 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-14621) 05/14/26 _x86_64_ (8 CPU) 10:08:42 LINUX RESTART (8 CPU) 10:10:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:20 29.38 3.44 23.56 2.38 178.07 5101.01 6614.72 10:30:20 33.03 0.12 28.74 4.17 5.27 2446.27 15098.68 10:40:06 33.95 0.01 29.65 4.28 0.14 3116.35 18991.47 Average: 32.10 1.20 27.30 3.61 61.61 3557.78 13528.09 10:10:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:20 26203096 29563724 2748196 8.36 154248 3447456 3498964 10.32 669080 5565460 48920 10:30:20 25604748 29400036 2907056 8.85 190048 3804884 2918564 8.61 788984 5980872 43064 10:40:06 24979756 29307044 2995568 9.12 215372 4269824 2988560 8.81 918212 6441484 11788 Average: 25595867 29423601 2883607 8.77 186556 3840721 3135363 9.25 792092 5995939 34591 10:10:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:20 lo 851.71 851.71 811.04 811.04 0.00 0.00 0.00 0.00 10:20:20 ens3 126.13 94.63 907.97 22.88 0.00 0.00 0.00 0.00 10:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:20 lo 1777.41 1777.41 1692.54 1692.54 0.00 0.00 0.00 0.00 10:30:20 ens3 43.20 29.86 17.48 12.88 0.00 0.00 0.00 0.00 10:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:06 lo 1679.59 1679.59 1599.01 1599.01 0.00 0.00 0.00 0.00 10:40:06 ens3 64.33 39.67 20.28 15.60 0.00 0.00 0.00 0.00 10:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1434.44 1434.44 1365.82 1365.82 0.00 0.00 0.00 0.00 Average: ens3 77.99 54.83 317.43 17.13 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-14621) 05/14/26 _x86_64_ (8 CPU) 10:08:42 LINUX RESTART (8 CPU) 10:10:20 CPU %user %nice %system %iowait %steal %idle 10:20:20 all 33.21 0.00 1.39 0.08 0.08 65.24 10:20:20 0 32.47 0.00 1.29 0.04 0.08 66.13 10:20:20 1 36.13 0.00 1.64 0.05 0.09 62.09 10:20:20 2 34.01 0.00 1.13 0.04 0.08 64.75 10:20:20 3 33.99 0.00 1.76 0.13 0.08 64.03 10:20:20 4 35.70 0.00 1.27 0.02 0.08 62.94 10:20:20 5 32.31 0.00 1.23 0.20 0.08 66.18 10:20:20 6 32.39 0.00 1.50 0.04 0.08 66.00 10:20:20 7 28.72 0.00 1.30 0.11 0.07 69.80 10:30:20 all 35.42 0.00 1.63 0.11 0.08 62.75 10:30:20 0 32.25 0.00 1.41 0.08 0.07 66.19 10:30:20 1 36.22 0.00 1.69 0.09 0.09 61.91 10:30:20 2 32.86 0.00 1.75 0.08 0.08 65.23 10:30:20 3 38.12 0.00 1.97 0.18 0.09 59.64 10:30:20 4 36.51 0.00 1.75 0.17 0.09 61.48 10:30:20 5 37.19 0.00 1.51 0.03 0.09 61.18 10:30:20 6 33.60 0.00 1.46 0.06 0.08 64.80 10:30:20 7 36.66 0.00 1.52 0.21 0.08 61.53 10:40:06 all 37.43 0.00 1.77 0.21 0.08 60.51 10:40:06 0 34.84 0.00 1.58 0.24 0.07 63.27 10:40:06 1 36.77 0.00 1.74 0.26 0.08 61.15 10:40:06 2 38.08 0.00 1.81 0.32 0.08 59.71 10:40:06 3 40.45 0.00 1.92 0.46 0.08 57.09 10:40:06 4 40.50 0.00 1.98 0.08 0.08 57.36 10:40:06 5 34.70 0.00 1.66 0.05 0.08 63.52 10:40:06 6 35.93 0.00 1.63 0.18 0.07 62.19 10:40:06 7 38.19 0.00 1.83 0.13 0.08 59.77 Average: all 35.34 0.00 1.60 0.13 0.08 62.85 Average: 0 33.17 0.00 1.43 0.12 0.07 65.21 Average: 1 36.37 0.00 1.69 0.13 0.08 61.72 Average: 2 34.96 0.00 1.56 0.14 0.08 63.26 Average: 3 37.50 0.00 1.88 0.25 0.08 60.28 Average: 4 37.55 0.00 1.66 0.09 0.08 60.62 Average: 5 34.73 0.00 1.47 0.09 0.08 63.63 Average: 6 33.96 0.00 1.53 0.09 0.08 64.35 Average: 7 34.49 0.00 1.55 0.15 0.08 63.73