---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-6762 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 718 11222 4 4048 14928 Swap: 1023 5 1018 ---> 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:e1:2a:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.154/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79748sec preferred_lft 79748sec inet6 fe80::f816:3eff:fee1:2afd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:a8:12:b3:85:d4 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 inet6 fe80::40a8:12ff:feb3:85d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-6762) 04/22/26 _x86_64_ (4 CPU) 14:33:10 LINUX RESTART (4 CPU) 14:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:01 75.58 22.99 49.63 2.96 331.25 5456.39 4045.72 15:00:08 26.51 10.21 15.48 0.82 199.57 398.16 793.98 15:10:08 21.24 12.24 8.58 0.42 155.00 291.14 1855.66 15:20:01 15.36 0.13 14.57 0.67 12.02 699.00 1926.80 15:30:08 14.28 0.02 13.64 0.62 0.71 437.16 431.52 15:40:08 4.33 0.04 4.14 0.14 2.01 121.84 46.28 15:50:08 4.65 0.02 4.50 0.13 1.45 150.81 58.04 16:00:08 4.56 0.01 4.39 0.15 0.43 147.51 81.73 16:10:08 8.96 0.34 8.30 0.33 7.69 538.69 149.72 16:20:08 7.56 0.13 7.12 0.30 3.52 283.68 122.16 Average: 18.24 4.60 12.99 0.65 71.19 845.92 945.48 14:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 3372616 6676428 9254692 56.52 267372 3029060 10139160 58.20 2015844 10413064 540 15:00:08 3184088 5983332 9952400 60.79 265972 2569596 11292392 64.82 2044852 10620128 292 15:10:08 6797260 9668936 6269240 38.29 271332 2634052 7074076 40.61 2093528 6961368 284 15:20:01 10597812 13603796 2337108 14.27 276400 2758484 3100468 17.80 2134444 3135036 108 15:30:08 8356396 11424224 4515136 27.58 278736 2817908 5302620 30.44 2139004 5371740 228 15:40:08 8450888 11535248 4404316 26.90 279336 2833804 5228204 30.01 2140696 5271740 220 15:50:08 6943712 10049948 5888680 35.97 279868 2855132 6695116 38.43 2142880 6762212 100 16:00:08 6923212 10050700 5887820 35.96 280352 2875876 6704364 38.48 2146268 6791276 264 16:10:08 8163320 11416832 4522544 27.62 284040 2992936 5305436 30.45 2156872 5536736 252 16:20:08 7191240 10494544 5444304 33.25 284812 3041808 6196556 35.57 2175524 6489024 780 Average: 6998054 10090399 5847624 35.71 276822 2840866 6703839 38.48 2118991 6735232 307 14:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:01 lo 26.33 26.33 17.99 17.99 0.00 0.00 0.00 0.00 14:50:01 ens3 2.16 2.05 0.66 0.71 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:08 lo 42.75 42.75 18.44 18.44 0.00 0.00 0.00 0.00 15:00:08 ens3 1.71 1.20 0.42 0.32 0.00 0.00 0.00 0.00 15:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:08 lo 14.38 14.38 7.50 7.50 0.00 0.00 0.00 0.00 15:10:08 ens3 0.51 0.40 0.10 0.08 0.00 0.00 0.00 0.00 15:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 lo 11.36 11.36 5.63 5.63 0.00 0.00 0.00 0.00 15:20:01 ens3 1.27 0.89 0.38 0.29 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:08 lo 19.14 19.14 9.87 9.87 0.00 0.00 0.00 0.00 15:30:08 ens3 0.78 0.90 0.16 0.14 0.00 0.00 0.00 0.00 15:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:08 lo 11.72 11.72 5.52 5.52 0.00 0.00 0.00 0.00 15:40:08 ens3 0.60 0.52 0.14 0.11 0.00 0.00 0.00 0.00 15:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:08 lo 29.45 29.45 11.69 11.69 0.00 0.00 0.00 0.00 15:50:08 ens3 0.62 0.52 0.14 0.11 0.00 0.00 0.00 0.00 15:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:08 lo 19.16 19.16 10.15 10.15 0.00 0.00 0.00 0.00 16:00:08 ens3 0.77 0.71 0.20 0.16 0.00 0.00 0.00 0.00 16:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:08 lo 16.53 16.53 9.88 9.88 0.00 0.00 0.00 0.00 16:10:08 ens3 0.77 0.73 0.22 0.18 0.00 0.00 0.00 0.00 16:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:08 lo 24.10 24.10 10.39 10.39 0.00 0.00 0.00 0.00 16:20:08 ens3 1.01 0.75 0.26 0.20 0.00 0.00 0.00 0.00 16:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.52 21.52 10.71 10.71 0.00 0.00 0.00 0.00 Average: ens3 1.02 0.87 0.27 0.23 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-4c-16g-6762) 04/22/26 _x86_64_ (4 CPU) 14:33:10 LINUX RESTART (4 CPU) 14:40:08 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 53.34 0.00 1.96 0.11 0.10 44.48 14:50:01 0 53.90 0.00 1.87 0.09 0.11 44.03 14:50:01 1 53.31 0.00 2.02 0.07 0.10 44.50 14:50:01 2 53.65 0.00 1.94 0.13 0.10 44.19 14:50:01 3 52.51 0.00 2.02 0.15 0.10 45.21 15:00:08 all 34.96 0.00 1.40 0.09 0.10 63.45 15:00:08 0 34.64 0.00 1.36 0.09 0.10 63.82 15:00:08 1 35.38 0.00 1.41 0.11 0.10 62.99 15:00:08 2 34.60 0.00 1.48 0.05 0.10 63.77 15:00:08 3 35.23 0.00 1.33 0.09 0.10 63.24 15:10:08 all 18.26 0.10 0.74 9.89 0.08 70.93 15:10:08 0 17.75 0.10 0.80 13.59 0.08 67.68 15:10:08 1 18.11 0.03 0.75 8.89 0.08 72.14 15:10:08 2 18.50 0.26 0.69 9.75 0.08 70.73 15:10:08 3 18.69 0.00 0.74 7.32 0.08 73.17 15:20:01 all 21.51 0.00 0.76 0.11 0.08 77.54 15:20:01 0 20.41 0.00 0.78 0.02 0.08 78.71 15:20:01 1 21.46 0.00 0.73 0.19 0.08 77.54 15:20:01 2 22.37 0.00 0.93 0.07 0.08 76.55 15:20:01 3 21.80 0.00 0.60 0.15 0.08 77.37 15:30:08 all 24.74 0.00 0.83 0.05 0.09 74.29 15:30:08 0 24.42 0.00 0.76 0.09 0.09 74.65 15:30:08 1 25.33 0.00 0.84 0.06 0.09 73.69 15:30:08 2 24.29 0.00 0.83 0.05 0.09 74.74 15:30:08 3 24.92 0.00 0.89 0.02 0.08 74.10 15:40:08 all 6.86 0.00 0.30 0.06 0.08 92.70 15:40:08 0 6.87 0.00 0.24 0.00 0.07 92.82 15:40:08 1 7.11 0.00 0.36 0.02 0.09 92.43 15:40:08 2 6.47 0.00 0.30 0.03 0.08 93.13 15:40:08 3 7.01 0.00 0.29 0.18 0.08 92.44 15:50:08 all 11.02 0.00 0.47 0.86 0.08 87.56 15:50:08 0 11.22 0.00 0.49 2.13 0.07 86.08 15:50:08 1 10.82 0.00 0.50 0.48 0.07 88.13 15:50:08 2 11.33 0.00 0.44 0.58 0.08 87.57 15:50:08 3 10.71 0.00 0.47 0.26 0.10 88.47 16:00:08 all 10.42 0.00 0.51 0.50 0.09 88.48 16:00:08 0 10.70 0.00 0.54 0.32 0.10 88.33 16:00:08 1 9.72 0.00 0.48 0.86 0.08 88.86 16:00:08 2 10.59 0.00 0.56 0.50 0.10 88.25 16:00:08 3 10.66 0.00 0.46 0.33 0.09 88.46 16:10:08 all 14.53 0.00 0.63 0.14 0.07 84.62 16:10:08 0 14.34 0.00 0.65 0.01 0.08 84.93 16:10:08 1 14.53 0.00 0.69 0.05 0.07 84.67 16:10:08 2 15.08 0.00 0.58 0.41 0.07 83.85 16:10:08 3 14.19 0.00 0.58 0.09 0.08 85.05 16:20:08 all 15.96 0.00 0.61 0.04 0.08 83.30 16:20:08 0 15.57 0.00 0.57 0.07 0.08 83.72 16:20:08 1 15.92 0.00 0.64 0.02 0.08 83.34 16:20:08 2 16.48 0.00 0.66 0.04 0.08 82.74 16:20:08 3 15.89 0.00 0.58 0.05 0.08 83.41 Average: all 21.15 0.01 0.82 1.19 0.09 76.75 Average: 0 20.96 0.01 0.80 1.64 0.08 76.49 Average: 1 21.15 0.00 0.84 1.07 0.09 76.85 Average: 2 21.32 0.03 0.84 1.16 0.09 76.57 Average: 3 21.15 0.00 0.79 0.86 0.09 77.10