---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23467 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 725 10778 3 4485 14921 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:de:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79832sec preferred_lft 79832sec inet6 fe80::f816:3eff:fea5:de6f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:86:86:2d:0c:2a 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::7886:86ff:fe2d:c2a/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-23467) 06/03/26 _x86_64_ (4 CPU) 18:01:31 LINUX RESTART (4 CPU) 18:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:07 63.20 5.75 40.28 17.17 161.12 4135.74 213204.67 18:30:02 47.24 20.85 24.97 1.42 253.61 1610.31 1000.18 18:40:07 12.72 0.19 11.95 0.57 12.18 615.73 577.30 18:50:07 18.64 0.02 17.82 0.80 0.93 591.76 684.47 19:00:01 5.10 0.01 4.93 0.16 0.46 136.16 42.05 19:10:07 5.16 0.03 4.96 0.17 1.12 139.83 79.98 19:20:07 6.04 0.01 5.85 0.17 1.15 166.43 83.27 19:30:01 5.37 0.00 5.15 0.21 0.32 162.97 74.47 19:40:07 11.56 0.05 10.96 0.55 7.18 712.47 414.23 19:50:04 5.46 0.32 4.94 0.20 94.97 185.03 104.32 Average: 18.03 2.71 13.18 2.14 53.06 845.61 21638.14 18:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:07 1444532 4247784 11685392 71.37 261024 2554104 12186796 69.95 2078108 12287068 532 18:30:02 4093928 7270044 8664608 52.92 272160 2914844 9425924 54.10 2248084 9476316 412 18:40:07 9739396 13037152 2902332 17.73 276636 3028444 3740660 21.47 2292560 3814556 796 18:50:07 8462568 11851360 4087808 24.97 279884 3116120 5087756 29.20 2309900 5071544 300 19:00:01 7875508 11281188 4657340 28.45 280252 3132664 5336432 30.63 2310832 5638584 28 19:10:07 7879980 11305556 4633016 28.30 280800 3152008 5288864 30.36 2312336 5631224 488 19:20:07 6364432 9811696 6125984 37.42 281400 3173072 6892000 39.56 2314552 7152200 104 19:30:01 6246364 9717256 6220460 37.99 282020 3196032 6964340 39.98 2317924 7268656 272 19:40:07 7664772 11300400 4637880 28.33 286392 3350180 5328268 30.58 2335300 5828568 272 19:50:04 11290624 15380020 560316 3.42 287016 3802176 1212308 6.96 2377400 2165032 394648 Average: 7106210 10520246 5417514 33.09 278758 3141964 6146335 35.28 2289700 6433375 39785 18:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:07 lo 27.00 27.00 20.75 20.75 0.00 0.00 0.00 0.00 18:20:07 ens3 1.75 1.84 0.50 0.44 0.00 0.00 0.00 0.00 18:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:02 lo 47.99 47.99 21.46 21.46 0.00 0.00 0.00 0.00 18:30:02 ens3 1.99 1.92 0.50 0.43 0.00 0.00 0.00 0.00 18:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:07 lo 19.81 19.81 8.61 8.61 0.00 0.00 0.00 0.00 18:40:07 ens3 0.80 0.62 0.22 0.17 0.00 0.00 0.00 0.00 18:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:07 lo 12.53 12.53 7.09 7.09 0.00 0.00 0.00 0.00 18:50:07 ens3 0.84 0.79 0.17 0.14 0.00 0.00 0.00 0.00 18:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 lo 20.20 20.20 9.74 9.74 0.00 0.00 0.00 0.00 19:00:01 ens3 0.75 0.69 0.18 0.14 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:07 lo 20.22 20.22 6.89 6.89 0.00 0.00 0.00 0.00 19:10:07 ens3 0.56 0.35 0.12 0.08 0.00 0.00 0.00 0.00 19:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:07 lo 19.00 19.00 8.77 8.77 0.00 0.00 0.00 0.00 19:20:07 ens3 0.65 0.55 0.14 0.11 0.00 0.00 0.00 0.00 19:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 17.27 17.27 10.12 10.12 0.00 0.00 0.00 0.00 19:30:01 ens3 0.72 0.62 0.17 0.13 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:07 lo 18.88 18.88 10.54 10.54 0.00 0.00 0.00 0.00 19:40:07 ens3 1.17 0.86 0.33 0.26 0.00 0.00 0.00 0.00 19:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:04 lo 33.07 33.07 12.89 12.89 0.00 0.00 0.00 0.00 19:50:04 ens3 1.28 0.93 0.33 0.25 0.00 0.00 0.00 0.00 19:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.57 23.57 11.67 11.67 0.00 0.00 0.00 0.00 Average: ens3 1.05 0.91 0.26 0.22 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-23467) 06/03/26 _x86_64_ (4 CPU) 18:01:31 LINUX RESTART (4 CPU) 18:10:07 CPU %user %nice %system %iowait %steal %idle 18:20:07 all 55.80 0.00 2.12 0.11 0.11 41.85 18:20:07 0 55.42 0.00 2.19 0.08 0.11 42.20 18:20:07 1 57.05 0.00 2.06 0.13 0.12 40.64 18:20:07 2 54.27 0.00 2.19 0.13 0.11 43.30 18:20:07 3 56.47 0.00 2.05 0.10 0.12 41.27 18:30:02 all 45.61 0.00 1.60 0.10 0.11 52.59 18:30:02 0 45.15 0.00 1.66 0.16 0.10 52.92 18:30:02 1 45.13 0.00 1.56 0.05 0.11 53.15 18:30:02 2 46.03 0.00 1.54 0.04 0.11 52.29 18:30:02 3 46.12 0.00 1.64 0.13 0.10 52.01 18:40:07 all 19.54 0.00 0.75 0.05 0.08 79.58 18:40:07 0 19.92 0.00 0.83 0.08 0.07 79.10 18:40:07 1 19.99 0.00 0.66 0.07 0.08 79.21 18:40:07 2 19.45 0.00 0.74 0.02 0.08 79.71 18:40:07 3 18.81 0.00 0.79 0.02 0.08 80.30 18:50:07 all 29.16 0.00 0.92 0.06 0.08 69.79 18:50:07 0 29.53 0.00 1.07 0.12 0.08 69.21 18:50:07 1 28.04 0.00 0.98 0.03 0.08 70.88 18:50:07 2 29.10 0.00 0.75 0.07 0.08 69.99 18:50:07 3 29.96 0.00 0.87 0.03 0.07 69.08 19:00:01 all 9.75 0.00 0.42 0.02 0.07 89.74 19:00:01 0 9.80 0.00 0.38 0.03 0.07 89.73 19:00:01 1 9.78 0.00 0.40 0.03 0.07 89.73 19:00:01 2 10.04 0.00 0.49 0.02 0.07 89.38 19:00:01 3 9.38 0.00 0.43 0.00 0.07 90.12 19:10:07 all 7.94 0.00 0.43 0.02 0.07 91.55 19:10:07 0 8.15 0.00 0.43 0.02 0.06 91.34 19:10:07 1 7.87 0.00 0.45 0.02 0.07 91.60 19:10:07 2 7.76 0.00 0.45 0.03 0.07 91.69 19:10:07 3 7.97 0.00 0.40 0.01 0.06 91.56 19:20:07 all 9.92 0.00 0.40 0.02 0.07 89.58 19:20:07 0 10.07 0.00 0.40 0.03 0.07 89.43 19:20:07 1 9.93 0.00 0.41 0.01 0.08 89.57 19:20:07 2 9.91 0.00 0.47 0.03 0.07 89.52 19:20:07 3 9.79 0.00 0.33 0.02 0.07 89.80 19:30:01 all 10.16 0.00 0.48 0.02 0.07 89.26 19:30:01 0 10.23 0.00 0.48 0.01 0.07 89.21 19:30:01 1 10.36 0.00 0.51 0.04 0.08 89.01 19:30:01 2 9.83 0.00 0.53 0.01 0.07 89.56 19:30:01 3 10.24 0.00 0.41 0.02 0.07 89.27 19:40:07 all 19.84 0.00 0.72 0.04 0.08 79.32 19:40:07 0 20.66 0.00 0.72 0.03 0.08 78.51 19:40:07 1 19.22 0.00 0.84 0.03 0.08 79.84 19:40:07 2 18.87 0.00 0.72 0.07 0.08 80.26 19:40:07 3 20.61 0.00 0.60 0.03 0.08 78.68 19:50:04 all 10.74 0.00 0.48 0.02 0.07 88.69 19:50:04 0 10.76 0.00 0.43 0.04 0.07 88.69 19:50:04 1 10.87 0.00 0.57 0.02 0.07 88.47 19:50:04 2 10.66 0.00 0.50 0.01 0.08 88.76 19:50:04 3 10.67 0.00 0.43 0.01 0.07 88.82 Average: all 21.83 0.00 0.83 0.05 0.08 77.22 Average: 0 21.95 0.00 0.86 0.06 0.08 77.05 Average: 1 21.80 0.00 0.84 0.04 0.08 77.23 Average: 2 21.57 0.00 0.84 0.04 0.08 77.47 Average: 3 21.97 0.00 0.79 0.04 0.08 77.12