---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-28337 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: 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: 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 731 11456 4 3801 14915 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:ff:0b:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79954sec preferred_lft 79954sec inet6 fe80::f816:3eff:feff:b11/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:aa:76:ce:07:73 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::e4aa:76ff:fece:773/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-28337) 06/18/26 _x86_64_ (4 CPU) 10:36:21 LINUX RESTART (4 CPU) 10:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 81.20 1.65 61.41 18.14 453.59 28473.12 225448.46 11:00:10 73.57 28.15 43.06 2.36 470.05 4992.15 3634.18 11:10:02 19.86 0.55 18.36 0.95 29.38 532.15 1523.11 11:20:01 21.45 0.08 20.48 0.89 2.66 757.40 472.33 11:30:13 7.24 0.00 6.93 0.30 0.50 192.37 121.19 11:40:13 6.27 0.02 6.03 0.22 0.72 157.60 204.61 11:50:02 6.02 0.01 5.73 0.29 1.07 213.98 89.28 12:00:13 4.98 0.00 4.84 0.13 0.35 146.99 73.13 12:10:13 10.18 0.01 9.78 0.39 0.57 547.87 133.33 12:20:01 4.77 0.03 4.54 0.20 1.40 162.88 128.21 Average: 23.57 3.10 18.10 2.37 96.26 3591.25 22914.42 10:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 3309072 14630744 1291120 7.89 253904 10810912 2210720 12.69 2205856 10051340 269728 11:00:10 1925696 4587332 11349304 69.32 271732 2452392 12838912 73.70 1955188 11971160 308 11:10:02 6878528 9655468 6282984 38.37 277048 2560524 7668776 44.02 2017480 6989080 57596 11:20:01 10238972 13086504 2856136 17.44 280300 2627832 3678520 21.11 2044432 3592180 616 11:30:13 8467248 11339484 4602064 28.11 281436 2651360 5353904 30.73 2046868 5383356 260 11:40:13 11342620 14247588 1695820 10.36 282132 2683352 2925712 16.79 2049544 2514752 15880 11:50:02 6965812 9890328 6050596 36.95 282812 2702220 6871876 39.44 2053192 6865992 352 12:00:13 8454504 11400964 4540724 27.73 283336 2723636 5355832 30.74 2055356 5390132 272 12:10:13 8267680 11338628 4602652 28.11 286644 2839660 5209884 29.90 2070260 5537196 324 12:20:01 7374368 10471444 5469528 33.41 287220 2865240 6096320 34.99 2081748 6409776 304 Average: 7322450 11064848 4874093 29.77 278656 3491713 5821046 33.41 2057992 6470496 34564 10:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 2.24 2.24 2.27 2.27 0.00 0.00 0.00 0.00 10:50:01 ens3 46.30 30.58 792.71 3.46 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:10 lo 28.73 28.73 21.84 21.84 0.00 0.00 0.00 0.00 11:00:10 ens3 1.61 1.44 0.41 0.35 0.00 0.00 0.00 0.00 11:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:02 lo 41.27 41.27 17.01 17.01 0.00 0.00 0.00 0.00 11:10:02 ens3 1.79 1.56 0.46 0.39 0.00 0.00 0.00 0.00 11:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 22.98 22.98 9.92 9.92 0.00 0.00 0.00 0.00 11:20:01 ens3 1.14 1.25 0.21 1.13 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:13 lo 19.95 19.95 10.09 10.09 0.00 0.00 0.00 0.00 11:30:13 ens3 0.76 0.61 0.18 0.14 0.00 0.00 0.00 0.00 11:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:13 lo 28.02 28.02 9.82 9.82 0.00 0.00 0.00 0.00 11:40:13 ens3 0.63 0.43 0.14 0.10 0.00 0.00 0.00 0.00 11:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:02 lo 19.41 19.41 11.04 11.04 0.00 0.00 0.00 0.00 11:50:02 ens3 0.76 0.59 0.18 0.14 0.00 0.00 0.00 0.00 11:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:13 lo 17.30 17.30 9.70 9.70 0.00 0.00 0.00 0.00 12:00:13 ens3 0.62 0.50 0.15 0.12 0.00 0.00 0.00 0.00 12:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:13 lo 20.05 20.05 9.66 9.66 0.00 0.00 0.00 0.00 12:10:13 ens3 0.92 0.89 0.25 0.21 0.00 0.00 0.00 0.00 12:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 26.36 26.36 10.14 10.14 0.00 0.00 0.00 0.00 12:20:01 ens3 0.64 0.46 0.15 0.11 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.63 22.63 11.17 11.17 0.00 0.00 0.00 0.00 Average: ens3 5.46 3.80 78.52 0.61 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-28337) 06/18/26 _x86_64_ (4 CPU) 10:36:21 LINUX RESTART (4 CPU) 10:40:09 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 26.31 0.00 1.44 12.90 0.06 59.29 10:50:01 0 27.06 0.00 1.44 6.99 0.06 64.45 10:50:01 1 25.69 0.00 1.56 8.87 0.06 63.83 10:50:01 2 26.44 0.00 1.34 15.66 0.06 56.50 10:50:01 3 26.03 0.00 1.43 20.09 0.06 52.38 11:00:10 all 57.44 0.00 2.51 0.18 0.14 39.73 11:00:10 0 57.21 0.00 2.43 0.19 0.14 40.03 11:00:10 1 56.39 0.00 2.67 0.19 0.14 40.61 11:00:10 2 58.08 0.00 2.38 0.10 0.14 39.30 11:00:10 3 58.09 0.00 2.55 0.23 0.14 38.99 11:10:02 all 39.94 0.00 1.57 0.76 0.11 57.63 11:10:02 0 39.29 0.00 1.44 1.99 0.11 57.18 11:10:02 1 40.33 0.00 1.70 0.22 0.11 57.64 11:10:02 2 39.91 0.00 1.58 0.13 0.11 58.28 11:10:02 3 40.23 0.00 1.57 0.69 0.11 57.41 11:20:01 all 31.86 0.00 1.24 0.42 0.09 66.38 11:20:01 0 31.16 0.00 1.21 0.22 0.09 67.32 11:20:01 1 31.88 0.00 1.25 0.69 0.10 66.09 11:20:01 2 31.90 0.00 1.20 0.45 0.09 66.35 11:20:01 3 32.50 0.00 1.31 0.34 0.10 65.75 11:30:13 all 14.71 0.00 0.58 0.03 0.07 84.61 11:30:13 0 15.02 0.00 0.67 0.04 0.07 84.21 11:30:13 1 15.02 0.00 0.51 0.03 0.07 84.38 11:30:13 2 14.22 0.00 0.60 0.04 0.07 85.08 11:30:13 3 14.61 0.00 0.53 0.03 0.07 84.76 11:40:13 all 10.87 0.00 0.47 0.10 0.06 88.49 11:40:13 0 10.20 0.00 0.53 0.07 0.06 89.14 11:40:13 1 11.11 0.00 0.50 0.11 0.07 88.22 11:40:13 2 11.29 0.00 0.45 0.21 0.07 87.99 11:40:13 3 10.87 0.00 0.42 0.02 0.06 88.63 11:50:02 all 16.64 0.00 0.63 0.24 0.08 82.40 11:50:02 0 16.55 0.00 0.55 0.24 0.08 82.58 11:50:02 1 16.68 0.00 0.60 0.04 0.08 82.60 11:50:02 2 16.80 0.00 0.65 0.28 0.09 82.19 11:50:02 3 16.55 0.00 0.73 0.41 0.07 82.24 12:00:13 all 9.96 0.00 0.57 0.23 0.07 89.17 12:00:13 0 9.67 0.00 0.58 0.13 0.06 89.56 12:00:13 1 9.81 0.00 0.57 0.28 0.07 89.26 12:00:13 2 10.06 0.00 0.62 0.19 0.07 89.06 12:00:13 3 10.28 0.00 0.52 0.33 0.07 88.81 12:10:13 all 17.11 0.00 0.71 0.50 0.07 81.60 12:10:13 0 16.27 0.00 0.70 1.12 0.07 81.85 12:10:13 1 17.88 0.00 0.67 0.37 0.07 81.00 12:10:13 2 17.26 0.00 0.88 0.40 0.07 81.39 12:10:13 3 17.04 0.00 0.61 0.12 0.06 82.17 12:20:01 all 11.20 0.00 0.52 0.08 0.07 88.13 12:20:01 0 11.44 0.00 0.58 0.17 0.07 87.74 12:20:01 1 10.97 0.00 0.54 0.02 0.07 88.41 12:20:01 2 11.40 0.00 0.55 0.10 0.07 87.88 12:20:01 3 10.98 0.00 0.43 0.02 0.06 88.51 Average: all 23.62 0.00 1.03 1.53 0.08 73.74 Average: 0 23.41 0.00 1.01 1.10 0.08 74.39 Average: 1 23.59 0.00 1.06 1.07 0.08 74.20 Average: 2 23.74 0.00 1.03 1.74 0.08 73.41 Average: 3 23.73 0.00 1.01 2.21 0.08 72.97