---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38621 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 904 24603 4 6584 30720 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:a5:3d:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.69/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83932sec preferred_lft 83932sec inet6 fe80::f816:3eff:fea5:3d25/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:0e:fa:77:c7:e8 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-38621) 07/25/26 _x86_64_ (8 CPU) 12:59:29 LINUX RESTART (8 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 64.30 4.98 56.24 3.08 301.71 20038.17 26387.88 13:20:15 27.93 0.15 24.11 3.67 5.60 2194.14 14474.00 13:30:00 34.18 0.01 30.06 4.12 0.08 3305.38 13940.47 13:40:15 24.73 0.17 21.38 3.18 12.26 6140.88 9547.08 Average: 37.67 1.32 32.84 3.51 79.53 7901.75 16050.71 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 25914888 29461040 2848876 8.67 151552 3635596 3084628 9.10 660864 5844324 9212 13:20:15 25045292 29146936 3158568 9.61 182712 4112204 3366460 9.93 786192 6550776 153496 13:30:00 24685968 29292688 3007464 9.15 220672 4531628 2950944 8.70 929700 6697448 18336 13:40:15 25233972 31487468 806544 2.45 237740 6100952 1407680 4.15 1545264 5458140 11148 Average: 25220030 29847033 2455363 7.47 198169 4595095 2702428 7.97 980505 6137672 48048 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 859.37 859.37 818.26 818.26 0.00 0.00 0.00 0.00 13:10:01 ens3 175.38 127.22 1460.21 26.46 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 13:20:15 lo 1550.46 1550.46 1476.28 1476.28 0.00 0.00 0.00 0.00 13:20:15 ens3 52.07 36.86 18.52 13.43 0.00 0.00 0.00 0.00 13:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 1600.68 1600.68 1523.87 1523.87 0.00 0.00 0.00 0.00 13:30:00 ens3 55.95 40.25 19.71 15.41 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 13:40:15 lo 660.85 660.85 611.79 611.79 0.00 0.00 0.00 0.00 13:40:15 ens3 127.35 129.40 226.05 954.26 0.00 0.00 0.00 0.00 13:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1164.49 1164.49 1104.28 1104.28 0.00 0.00 0.00 0.00 Average: ens3 102.81 83.69 429.84 256.62 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-38621) 07/25/26 _x86_64_ (8 CPU) 12:59:29 LINUX RESTART (8 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 27.15 0.00 1.33 0.45 0.06 71.01 13:10:01 0 28.39 0.00 1.27 0.55 0.06 69.72 13:10:01 1 25.60 0.00 1.27 0.20 0.06 72.87 13:10:01 2 24.77 0.00 1.40 0.16 0.06 73.62 13:10:01 3 26.43 0.00 1.25 0.22 0.06 72.04 13:10:01 4 25.79 0.00 1.15 0.11 0.05 72.90 13:10:01 5 27.88 0.00 1.23 0.22 0.06 70.61 13:10:01 6 30.98 0.00 1.53 0.45 0.07 66.98 13:10:01 7 27.40 0.00 1.52 1.69 0.06 69.33 13:20:15 all 35.44 0.00 1.49 0.14 0.07 62.85 13:20:15 0 38.60 0.00 1.44 0.07 0.08 59.82 13:20:15 1 34.59 0.00 1.38 0.21 0.08 63.74 13:20:15 2 35.99 0.00 1.76 0.06 0.08 62.11 13:20:15 3 38.28 0.00 1.61 0.26 0.08 59.78 13:20:15 4 33.16 0.00 1.31 0.14 0.07 65.31 13:20:15 5 36.46 0.00 1.52 0.09 0.08 61.85 13:20:15 6 33.46 0.00 1.38 0.20 0.07 64.89 13:20:15 7 32.98 0.00 1.53 0.11 0.07 65.32 13:30:00 all 37.86 0.00 1.69 0.23 0.08 60.14 13:30:00 0 37.26 0.00 1.93 0.23 0.08 60.50 13:30:00 1 36.29 0.00 1.78 0.34 0.08 61.50 13:30:00 2 42.22 0.00 1.80 0.12 0.08 55.78 13:30:00 3 41.23 0.00 1.87 0.38 0.08 56.44 13:30:00 4 35.13 0.00 1.44 0.14 0.08 63.21 13:30:00 5 37.56 0.00 1.72 0.14 0.08 60.50 13:30:00 6 39.63 0.00 1.59 0.16 0.08 58.54 13:30:00 7 33.57 0.00 1.43 0.31 0.08 64.62 13:40:15 all 19.90 0.00 1.01 0.58 0.05 78.46 13:40:15 0 17.07 0.00 1.01 0.88 0.05 80.99 13:40:15 1 22.41 0.00 1.13 0.32 0.06 76.07 13:40:15 2 19.43 0.00 0.82 0.78 0.05 78.92 13:40:15 3 23.57 0.00 1.02 0.16 0.06 75.19 13:40:15 4 21.17 0.00 1.01 0.06 0.05 77.71 13:40:15 5 16.43 0.00 1.09 1.10 0.05 81.34 13:40:15 6 21.43 0.00 1.06 0.20 0.05 77.26 13:40:15 7 17.68 0.00 0.91 1.14 0.06 80.21 Average: all 30.01 0.00 1.38 0.35 0.07 68.19 Average: 0 30.25 0.00 1.41 0.43 0.07 67.84 Average: 1 29.67 0.00 1.39 0.27 0.07 68.61 Average: 2 30.50 0.00 1.44 0.28 0.07 67.71 Average: 3 32.30 0.00 1.43 0.26 0.07 65.94 Average: 4 28.76 0.00 1.22 0.11 0.06 69.84 Average: 5 29.49 0.00 1.39 0.39 0.07 68.66 Average: 6 31.28 0.00 1.39 0.25 0.07 67.02 Average: 7 27.84 0.00 1.35 0.81 0.07 69.94