---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33640 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 5599.94 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 693 11502 3 3793 14953 Swap: 1023 20 1003 ---> 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:1a:63:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79518sec preferred_lft 79518sec inet6 fe80::f816:3eff:fe1a:6352/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:0d:e9:93:e5:ad 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::f00d:e9ff:fe93:e5ad/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-33640) 03/25/26 _x86_64_ (4 CPU) 07:34:25 LINUX RESTART (4 CPU) 07:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:11 98.69 22.24 72.86 3.59 337.12 25085.23 11271.66 08:00:11 36.63 10.10 25.28 1.25 191.45 1657.83 935.49 08:10:11 23.65 0.49 7.46 15.70 18.40 253.68 213199.44 08:20:08 9.91 0.12 9.29 0.50 2.40 541.05 1162.24 08:30:01 18.24 0.06 17.36 0.82 1.30 587.75 389.85 08:40:29 7.00 0.04 6.70 0.26 0.92 198.72 107.26 08:50:20 4.55 0.08 4.30 0.17 0.81 132.90 57.03 09:00:01 5.95 1.02 4.78 0.15 17.14 144.27 103.52 09:10:15 6.29 0.59 5.54 0.17 20.25 158.86 87.52 09:20:29 11.29 0.13 10.71 0.45 5.64 664.77 589.98 Average: 22.22 3.49 16.43 2.30 59.53 2946.94 22714.08 07:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:11 822280 5480376 10446880 63.81 265152 4285192 11997772 68.87 2128404 12745044 257412 08:00:11 3567092 6149204 9788112 59.78 262432 2361756 11040304 63.37 1965032 10326112 436 08:10:11 7551972 10165652 5775272 35.27 265640 2390128 7197316 41.31 1987260 6330668 192 08:20:08 12619120 15335968 606848 3.71 269896 2489092 1374288 7.89 2013404 1238504 9588 08:30:01 10155752 12941096 3000872 18.33 272272 2555212 3719896 21.35 2029108 3700100 248 08:40:29 8487792 11300496 4640528 28.34 272936 2581908 5415380 31.08 2030612 5353892 76 08:50:20 8446756 11277912 4663256 28.48 273572 2599728 5324284 30.56 2032164 5392724 108 09:00:01 6951792 9802332 6137872 37.49 274164 2618516 6882136 39.50 2037608 6873492 436 09:10:15 6811720 9684092 6256044 38.21 274836 2639676 7016780 40.28 2047032 7007968 112 09:20:29 8319972 11338472 4602596 28.11 279072 2781592 5316060 30.51 2063968 5494228 224 Average: 7373425 10347560 5591828 34.15 270997 2730280 6528422 37.47 2033459 6446273 26883 07:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:11 lo 14.51 14.51 12.66 12.66 0.00 0.00 0.00 0.00 07:50:11 ens3 41.09 28.04 641.39 3.12 0.00 0.00 0.00 0.00 07:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:11 lo 39.30 39.30 18.66 18.66 0.00 0.00 0.00 0.00 08:00:11 ens3 2.01 1.45 0.43 0.34 0.00 0.00 0.00 0.00 08:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:11 lo 24.85 24.85 10.54 10.54 0.00 0.00 0.00 0.00 08:10:11 ens3 1.00 0.61 0.23 0.16 0.00 0.00 0.00 0.00 08:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 lo 11.61 11.61 6.25 6.25 0.00 0.00 0.00 0.00 08:20:08 ens3 0.93 0.56 0.23 0.17 0.00 0.00 0.00 0.00 08:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 12.99 12.99 7.27 7.27 0.00 0.00 0.00 0.00 08:30:01 ens3 1.08 0.75 0.23 0.18 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:29 lo 19.08 19.08 9.12 9.12 0.00 0.00 0.00 0.00 08:40:29 ens3 0.87 0.67 0.20 0.15 0.00 0.00 0.00 0.00 08:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:20 lo 27.02 27.02 9.17 9.17 0.00 0.00 0.00 0.00 08:50:20 ens3 0.95 0.39 0.21 0.13 0.00 0.00 0.00 0.00 08:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 17.20 17.20 8.76 8.76 0.00 0.00 0.00 0.00 09:00:01 ens3 1.20 0.79 0.31 0.90 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:15 lo 17.72 17.72 10.37 10.37 0.00 0.00 0.00 0.00 09:10:15 ens3 1.19 0.98 0.23 0.98 0.00 0.00 0.00 0.00 09:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:29 lo 17.89 17.89 9.84 9.84 0.00 0.00 0.00 0.00 09:20:29 ens3 2.03 1.02 0.57 0.38 0.00 0.00 0.00 0.00 09:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.21 20.21 10.27 10.27 0.00 0.00 0.00 0.00 Average: ens3 5.24 3.53 64.52 0.65 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-33640) 03/25/26 _x86_64_ (4 CPU) 07:34:25 LINUX RESTART (4 CPU) 07:40:08 CPU %user %nice %system %iowait %steal %idle 07:50:11 all 54.31 0.00 2.27 3.08 0.12 40.21 07:50:11 0 53.65 0.00 2.16 2.29 0.12 41.78 07:50:11 1 56.10 0.00 2.37 3.08 0.12 38.33 07:50:11 2 53.94 0.00 2.14 4.08 0.12 39.73 07:50:11 3 53.56 0.00 2.41 2.89 0.12 41.02 08:00:11 all 42.72 0.00 1.76 0.12 0.13 55.27 08:00:11 0 43.14 0.00 1.62 0.13 0.13 54.99 08:00:11 1 43.32 0.00 1.75 0.09 0.13 54.72 08:00:11 2 42.32 0.00 1.76 0.05 0.13 55.74 08:00:11 3 42.11 0.00 1.91 0.23 0.13 55.63 08:10:11 all 16.78 0.00 0.77 0.19 0.09 82.16 08:10:11 0 16.65 0.00 0.73 0.13 0.09 82.40 08:10:11 1 16.99 0.00 0.81 0.15 0.09 81.97 08:10:11 2 17.08 0.00 0.71 0.09 0.10 82.02 08:10:11 3 16.41 0.00 0.84 0.40 0.09 82.25 08:20:08 all 15.26 0.00 0.65 0.05 0.09 83.95 08:20:08 0 15.57 0.00 0.67 0.04 0.09 83.63 08:20:08 1 15.29 0.00 0.72 0.03 0.09 83.86 08:20:08 2 15.77 0.00 0.61 0.03 0.09 83.51 08:20:08 3 14.41 0.00 0.61 0.09 0.08 84.81 08:30:01 all 28.89 0.00 0.96 0.44 0.10 69.60 08:30:01 0 30.09 0.00 1.05 1.20 0.09 67.57 08:30:01 1 28.46 0.00 0.84 0.07 0.10 70.53 08:30:01 2 28.79 0.00 0.97 0.24 0.10 69.90 08:30:01 3 28.24 0.00 0.97 0.27 0.10 70.42 08:40:29 all 13.62 0.00 0.58 1.10 0.07 84.63 08:40:29 0 13.42 0.00 0.47 0.48 0.06 85.57 08:40:29 1 13.02 0.00 0.56 1.41 0.08 84.93 08:40:29 2 13.91 0.00 0.59 1.12 0.07 84.31 08:40:29 3 14.12 0.00 0.70 1.38 0.07 83.72 08:50:20 all 8.80 0.00 0.49 0.11 0.07 90.54 08:50:20 0 8.84 0.00 0.48 0.08 0.06 90.54 08:50:20 1 8.83 0.00 0.56 0.06 0.08 90.47 08:50:20 2 8.78 0.00 0.50 0.17 0.07 90.47 08:50:20 3 8.75 0.00 0.41 0.11 0.07 90.66 09:00:01 all 10.58 0.00 0.47 0.15 0.07 88.72 09:00:01 0 10.07 0.00 0.37 0.36 0.07 89.14 09:00:01 1 10.47 0.00 0.55 0.06 0.09 88.83 09:00:01 2 10.64 0.00 0.46 0.06 0.07 88.78 09:00:01 3 11.15 0.00 0.52 0.12 0.07 88.14 09:10:15 all 10.64 0.00 0.46 0.08 0.08 88.74 09:10:15 0 10.46 0.00 0.42 0.17 0.07 88.88 09:10:15 1 10.99 0.00 0.52 0.06 0.08 88.34 09:10:15 2 10.40 0.00 0.45 0.07 0.08 89.00 09:10:15 3 10.71 0.00 0.45 0.02 0.09 88.74 09:20:29 all 19.81 0.00 0.79 0.69 0.09 78.62 09:20:29 0 18.97 0.00 0.78 1.65 0.08 78.52 09:20:29 1 20.09 0.00 0.76 0.28 0.09 78.78 09:20:29 2 20.28 0.00 0.86 0.30 0.09 78.47 09:20:29 3 19.91 0.00 0.77 0.52 0.09 78.70 Average: all 22.14 0.00 0.92 0.61 0.09 76.24 Average: 0 22.08 0.00 0.87 0.66 0.09 76.30 Average: 1 22.36 0.00 0.94 0.54 0.10 76.06 Average: 2 22.19 0.00 0.90 0.62 0.09 76.19 Average: 3 21.94 0.00 0.96 0.61 0.09 76.40