---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-38630 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 61G 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 713 9373 4 5902 14932 Swap: 1023 13 1010 ---> 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:fa:91:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79681sec preferred_lft 79681sec inet6 fe80::f816:3eff:fefa:9188/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:63:10:fa:e3:49 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::a863:10ff:fefa:e349/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-38630) 07/25/26 _x86_64_ (4 CPU) 14:12:59 LINUX RESTART (4 CPU) 14:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:01 64.70 2.38 59.87 2.45 126.16 21538.92 9082.39 14:40:01 17.71 0.85 16.00 0.85 8.07 407.43 1287.62 14:50:08 7.87 0.02 7.38 0.46 1.09 333.27 579.19 15:00:01 47.36 19.90 26.16 1.31 223.42 1925.88 1372.80 15:10:01 47.18 18.66 27.13 1.39 151.96 1731.04 1188.31 15:20:08 6.48 0.02 6.15 0.31 0.41 186.65 285.06 15:30:01 5.56 0.03 5.34 0.19 1.35 161.98 196.61 15:40:01 20.20 0.04 4.68 15.47 1.25 153.03 210042.92 15:50:08 10.69 0.02 10.18 0.48 0.75 698.06 445.48 16:00:01 5.68 0.04 5.40 0.25 0.70 187.90 248.28 Average: 23.25 4.18 16.76 2.32 51.16 2707.88 22488.70 14:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:01 1387612 6633996 9294524 56.77 250184 4870008 10270376 58.95 2146728 12118352 316 14:40:01 1368356 6165892 9763676 59.63 252536 4430420 11269408 64.69 2185096 12147856 896 14:50:08 5680332 9769976 6160596 37.63 253516 3748744 7021136 40.30 2154712 7879028 652 15:00:01 4898532 9458980 6472172 39.53 267244 4195572 7128560 40.92 2353468 8458196 412 15:10:01 7097352 12061388 3871068 23.64 278308 4579516 5675004 32.57 2504368 6122036 2400 15:20:08 6495004 11480368 4452076 27.19 279184 4599924 5246476 30.11 2507164 6720808 172 15:30:01 4940604 9948572 5983120 36.54 279692 4621972 6758288 38.79 2509408 8267992 508 15:40:01 4770644 9805984 6125704 37.41 280420 4648520 6866464 39.41 2517628 8428792 360 15:50:08 6836328 12024620 3908108 23.87 284388 4791732 5065764 29.08 2532528 6353720 820 16:00:01 5346672 10565172 5366364 32.78 285280 4821000 6056068 34.76 2545900 7811648 436 Average: 4882144 9791495 6139741 37.50 271075 4530741 7135754 40.96 2395700 8430843 697 14:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:01 lo 12.33 12.33 9.21 9.21 0.00 0.00 0.00 0.00 14:30:01 ens3 39.37 27.53 672.86 3.79 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 27.95 27.95 12.79 12.79 0.00 0.00 0.00 0.00 14:40:01 ens3 1.21 1.01 0.27 0.22 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:08 lo 25.23 25.23 11.56 11.56 0.00 0.00 0.00 0.00 14:50:08 ens3 0.69 0.60 0.16 0.12 0.00 0.00 0.00 0.00 14:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 18.00 18.00 14.74 14.74 0.00 0.00 0.00 0.00 15:00:01 ens3 1.33 1.23 0.39 0.34 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 30.13 30.13 14.39 14.39 0.00 0.00 0.00 0.00 15:10:01 ens3 1.49 1.34 0.39 0.32 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:08 lo 20.88 20.88 10.31 10.31 0.00 0.00 0.00 0.00 15:20:08 ens3 0.73 0.63 0.15 0.13 0.00 0.00 0.00 0.00 15:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 29.06 29.06 11.91 11.91 0.00 0.00 0.00 0.00 15:30:01 ens3 0.59 0.45 0.15 0.11 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 18.04 18.04 10.08 10.08 0.00 0.00 0.00 0.00 15:40:01 ens3 0.66 0.54 0.15 0.12 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:08 lo 17.53 17.53 9.82 9.82 0.00 0.00 0.00 0.00 15:50:08 ens3 0.87 0.76 0.25 0.21 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 16:00:01 lo 29.85 29.85 12.47 12.47 0.00 0.00 0.00 0.00 16:00:01 ens3 1.03 0.72 0.31 0.22 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.90 22.90 11.72 11.72 0.00 0.00 0.00 0.00 Average: ens3 4.75 3.45 66.76 0.55 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-38630) 07/25/26 _x86_64_ (4 CPU) 14:12:59 LINUX RESTART (4 CPU) 14:20:08 CPU %user %nice %system %iowait %steal %idle 14:30:01 all 33.14 0.00 1.56 0.92 0.09 64.30 14:30:01 0 32.97 0.00 1.45 1.28 0.09 64.20 14:30:01 1 33.84 0.00 1.51 1.04 0.09 63.51 14:30:01 2 33.64 0.00 1.64 0.42 0.09 64.21 14:30:01 3 32.09 0.00 1.65 0.91 0.09 65.26 14:40:01 all 36.79 0.00 1.33 0.05 0.10 61.72 14:40:01 0 36.78 0.00 1.21 0.05 0.10 61.86 14:40:01 1 37.55 0.00 1.34 0.02 0.10 60.99 14:40:01 2 36.68 0.00 1.46 0.08 0.10 61.68 14:40:01 3 36.16 0.00 1.33 0.06 0.10 62.36 14:50:08 all 18.23 0.00 0.79 0.04 0.09 80.85 14:50:08 0 18.65 0.00 0.75 0.08 0.10 80.43 14:50:08 1 18.26 0.00 0.78 0.01 0.09 80.85 14:50:08 2 17.90 0.00 0.86 0.04 0.09 81.11 14:50:08 3 18.11 0.00 0.78 0.02 0.09 81.01 15:00:01 all 37.76 0.00 1.19 0.18 0.10 60.78 15:00:01 0 37.58 0.00 1.20 0.31 0.10 60.82 15:00:01 1 38.13 0.00 1.09 0.19 0.09 60.49 15:00:01 2 37.04 0.00 1.25 0.06 0.10 61.55 15:00:01 3 38.27 0.00 1.22 0.15 0.10 60.26 15:10:01 all 40.45 0.00 1.39 0.09 0.10 57.97 15:10:01 0 39.91 0.00 1.43 0.07 0.10 58.50 15:10:01 1 40.13 0.00 1.43 0.13 0.10 58.20 15:10:01 2 40.82 0.00 1.42 0.10 0.10 57.55 15:10:01 3 40.96 0.00 1.29 0.05 0.10 57.61 15:20:08 all 12.09 0.00 0.50 0.03 0.08 87.30 15:20:08 0 12.09 0.00 0.46 0.03 0.07 87.36 15:20:08 1 12.00 0.00 0.56 0.06 0.09 87.30 15:20:08 2 11.88 0.00 0.48 0.03 0.09 87.53 15:20:08 3 12.38 0.00 0.50 0.02 0.08 87.02 15:30:01 all 10.76 0.00 0.48 0.02 0.08 88.65 15:30:01 0 10.43 0.00 0.39 0.02 0.08 89.09 15:30:01 1 11.35 0.00 0.52 0.01 0.09 88.03 15:30:01 2 10.61 0.00 0.55 0.02 0.09 88.73 15:30:01 3 10.64 0.00 0.46 0.05 0.08 88.76 15:40:01 all 9.78 0.00 0.43 0.04 0.09 89.66 15:40:01 0 10.15 0.00 0.40 0.01 0.08 89.35 15:40:01 1 9.39 0.00 0.41 0.09 0.10 90.02 15:40:01 2 9.69 0.00 0.47 0.04 0.09 89.72 15:40:01 3 9.90 0.00 0.46 0.02 0.09 89.53 15:50:08 all 17.38 0.00 0.68 0.05 0.09 81.80 15:50:08 0 16.70 0.00 0.66 0.03 0.08 82.52 15:50:08 1 18.11 0.00 0.69 0.05 0.09 81.05 15:50:08 2 17.38 0.00 0.68 0.06 0.09 81.79 15:50:08 3 17.34 0.00 0.69 0.05 0.09 81.83 16:00:01 all 12.02 0.00 0.48 0.03 0.08 87.39 16:00:01 0 11.70 0.00 0.47 0.01 0.08 87.73 16:00:01 1 11.68 0.00 0.48 0.03 0.08 87.73 16:00:01 2 12.63 0.00 0.50 0.04 0.08 86.75 16:00:01 3 12.06 0.00 0.45 0.05 0.08 87.36 Average: all 22.81 0.00 0.88 0.14 0.09 76.08 Average: 0 22.66 0.00 0.84 0.19 0.09 76.22 Average: 1 23.01 0.00 0.88 0.16 0.09 75.85 Average: 2 22.80 0.00 0.93 0.09 0.09 76.09 Average: 3 22.76 0.00 0.88 0.14 0.09 76.13