---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1569 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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): 8 On-line CPU(s) list: 0-7 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): 8 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 25G 131G 16% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 827 12493 4 18771 30796 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:9b:3b:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.66/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84359sec preferred_lft 84359sec inet6 fe80::f816:3eff:fe9b:3bff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:bc:cf:24:91:70 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::bc:cfff:fe24:9170/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1569) 10/14/26 _x86_64_ (8 CPU) 08:06:52 LINUX RESTART (8 CPU) 08:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:10 604.89 1.46 587.06 16.37 82.24 68741.56 90177.86 08:30:25 69.04 0.29 44.62 24.12 4.92 2425.93 442921.32 08:40:05 14.37 0.41 13.20 0.76 5.26 450.68 10312.39 Average: 230.54 0.72 215.84 13.98 30.88 23960.27 185258.09 08:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:10 4097284 23279720 8880232 27.02 570704 17755992 12927860 38.12 4617080 20517964 132 08:30:25 271512 19671180 12480508 37.98 572624 17947596 18851008 55.59 4825936 24088024 1736 08:40:05 7262388 26077644 6112960 18.60 567372 17356108 8404280 24.78 4653676 19197892 180 Average: 3877061 23009515 9157900 27.87 570233 17686565 13394383 39.50 4698897 21267960 683 08:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:10 lo 2.36 2.36 0.67 0.67 0.00 0.00 0.00 0.00 08:20:10 ens3 517.30 315.32 4862.01 99.00 0.00 0.00 0.00 0.00 08:20:10 docker0 33.78 59.75 2.36 866.08 0.00 0.00 0.00 0.00 08:20:10 br-c1edba91eb87 0.19 0.18 0.01 0.01 0.00 0.00 0.00 0.00 08:20:10 veth8513cb5 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 08:20:10 veth4e3e034 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:20:10 veth69702cc 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:20:10 veth1366802 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 08:20:10 veth9bfe5d5 0.25 0.32 0.02 0.02 0.00 0.00 0.00 0.00 08:20:10 vethcf3a2bc 0.23 0.21 0.02 0.02 0.00 0.00 0.00 0.00 08:30:25 lo 2.20 2.20 5.04 5.04 0.00 0.00 0.00 0.00 08:30:25 ens3 8.39 7.36 3.31 4.80 0.00 0.00 0.00 0.00 08:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:25 br-c1edba91eb87 1.12 1.05 4.70 0.34 0.00 0.00 0.00 0.00 08:30:25 veth8513cb5 0.10 0.12 0.01 0.03 0.00 0.00 0.00 0.00 08:30:25 veth4e3e034 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:30:25 veth69702cc 0.51 0.37 0.07 0.33 0.00 0.00 0.00 0.00 08:30:25 veth1366802 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:30:25 veth9bfe5d5 116.06 121.32 79.69 65.66 0.00 0.00 0.00 0.01 08:30:25 veth4bcaa7f 82.54 76.97 60.41 41.68 0.00 0.00 0.00 0.00 08:30:25 vethd40dd99 38.96 38.33 23.17 37.66 0.00 0.00 0.00 0.00 08:40:05 lo 9.16 9.16 53.63 53.63 0.00 0.00 0.00 0.00 08:40:05 ens3 10.45 8.21 5.62 5.69 0.00 0.00 0.00 0.00 08:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:05 br-c1edba91eb87 5.39 4.86 52.84 0.91 0.00 0.00 0.00 0.00 08:40:05 veth8513cb5 0.17 0.18 0.02 0.07 0.00 0.00 0.00 0.00 08:40:05 veth4e3e034 0.00 0.03 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 4.50 4.50 19.27 19.27 0.00 0.00 0.00 0.00 Average: ens3 179.21 110.60 1628.54 36.58 0.00 0.00 0.00 0.00 Average: docker0 11.30 19.98 0.79 289.57 0.00 0.00 0.00 0.00 Average: br-c1edba91eb87 2.19 1.99 18.68 0.42 0.00 0.00 0.00 0.00 Average: veth8513cb5 0.10 0.13 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth4e3e034 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1569) 10/14/26 _x86_64_ (8 CPU) 08:06:52 LINUX RESTART (8 CPU) 08:10:10 CPU %user %nice %system %iowait %steal %idle 08:20:10 all 38.05 0.00 5.62 2.47 0.02 53.84 08:20:10 0 37.69 0.01 5.55 1.71 0.03 55.01 08:20:10 1 40.18 0.00 5.96 2.65 0.03 51.19 08:20:10 2 38.32 0.00 5.75 2.80 0.03 53.10 08:20:10 3 38.22 0.00 5.51 2.59 0.03 53.65 08:20:10 4 36.66 0.00 5.48 2.31 0.02 55.53 08:20:10 5 35.50 0.00 5.44 2.96 0.03 56.07 08:20:10 6 38.03 0.00 5.46 2.32 0.02 54.15 08:20:10 7 39.75 0.00 5.79 2.40 0.02 52.03 08:30:25 all 8.74 0.02 1.27 0.27 0.01 89.69 08:30:25 0 7.33 0.02 1.68 0.17 0.01 90.78 08:30:25 1 9.92 0.00 1.34 0.61 0.01 88.11 08:30:25 2 9.22 0.03 1.25 0.22 0.01 89.28 08:30:25 3 8.85 0.03 1.30 0.14 0.01 89.67 08:30:25 4 8.76 0.01 1.16 0.47 0.01 89.58 08:30:25 5 8.64 0.02 1.11 0.07 0.01 90.15 08:30:25 6 8.98 0.03 1.23 0.18 0.01 89.57 08:30:25 7 8.22 0.03 1.09 0.29 0.01 90.37 08:40:05 all 4.53 0.00 1.21 0.05 0.02 94.18 08:40:05 0 3.88 0.00 1.68 0.04 0.02 94.37 08:40:05 1 4.53 0.00 1.41 0.03 0.02 94.01 08:40:05 2 4.70 0.00 1.31 0.11 0.02 93.85 08:40:05 3 3.61 0.00 1.10 0.03 0.02 95.24 08:40:05 4 4.30 0.00 1.07 0.03 0.02 94.57 08:40:05 5 4.27 0.00 0.92 0.07 0.02 94.71 08:40:05 6 5.83 0.00 1.10 0.08 0.02 92.97 08:40:05 7 5.11 0.00 1.11 0.03 0.02 93.72 Average: all 17.18 0.01 2.70 0.93 0.02 79.16 Average: 0 16.37 0.01 2.98 0.65 0.02 79.98 Average: 1 18.31 0.00 2.90 1.11 0.02 77.66 Average: 2 17.50 0.01 2.78 1.05 0.02 78.65 Average: 3 16.98 0.01 2.64 0.92 0.02 79.43 Average: 4 16.65 0.01 2.57 0.94 0.02 79.81 Average: 5 16.18 0.01 2.49 1.04 0.02 80.27 Average: 6 17.67 0.01 2.60 0.86 0.02 78.84 Average: 7 17.77 0.01 2.67 0.91 0.02 78.62